diff --git a/alarm-datastore-inmemory/src/main/java/com/telecominfraproject/wlan/alarm/datastore/inmemory/AlarmDatastoreInMemory.java b/alarm-datastore-inmemory/src/main/java/com/telecominfraproject/wlan/alarm/datastore/inmemory/AlarmDatastoreInMemory.java
index 3ce79804..d6e6eece 100644
--- a/alarm-datastore-inmemory/src/main/java/com/telecominfraproject/wlan/alarm/datastore/inmemory/AlarmDatastoreInMemory.java
+++ b/alarm-datastore-inmemory/src/main/java/com/telecominfraproject/wlan/alarm/datastore/inmemory/AlarmDatastoreInMemory.java
@@ -205,6 +205,10 @@ public class AlarmDatastoreInMemory extends BaseInMemoryDatastore implements Ala
 	public PaginationResponse<Alarm> getForCustomer(int customerId, Set<Long> equipmentIdSet, Set<AlarmCode> alarmCodeSet,
 			long createdAfterTimestamp, List<ColumnAndSort> sortBy, PaginationContext<Alarm> context)  {
 
+    	if(context == null) {
+    		context = new PaginationContext<>();
+    	}
+    	
         PaginationResponse<Alarm> ret = new PaginationResponse<>();
         ret.setContext(context.clone());
 
diff --git a/alarm-datastore-rdbms/src/main/java/com/telecominfraproject/wlan/alarm/datastore/rdbms/AlarmDatastoreRdbms.java b/alarm-datastore-rdbms/src/main/java/com/telecominfraproject/wlan/alarm/datastore/rdbms/AlarmDatastoreRdbms.java
index bafa0d84..f9323535 100644
--- a/alarm-datastore-rdbms/src/main/java/com/telecominfraproject/wlan/alarm/datastore/rdbms/AlarmDatastoreRdbms.java
+++ b/alarm-datastore-rdbms/src/main/java/com/telecominfraproject/wlan/alarm/datastore/rdbms/AlarmDatastoreRdbms.java
@@ -58,6 +58,11 @@ public class AlarmDatastoreRdbms implements AlarmDatastore {
 	public PaginationResponse<Alarm> getForCustomer(int customerId, Set<Long> equipmentIdSet,
 			Set<AlarmCode> alarmCodeSet, long createdAfterTimestamp, List<ColumnAndSort> sortBy,
 			PaginationContext<Alarm> context) {
+		
+    	if(context == null) {
+    		context = new PaginationContext<>();
+    	}
+
 		return alarmDAO.getForCustomer(customerId, equipmentIdSet,
 				alarmCodeSet, createdAfterTimestamp, sortBy,
 				context);
diff --git a/alarm-service/src/main/java/com/telecominfraproject/wlan/alarm/controller/AlarmController.java b/alarm-service/src/main/java/com/telecominfraproject/wlan/alarm/controller/AlarmController.java
index 58813e0f..9007d080 100644
--- a/alarm-service/src/main/java/com/telecominfraproject/wlan/alarm/controller/AlarmController.java
+++ b/alarm-service/src/main/java/com/telecominfraproject/wlan/alarm/controller/AlarmController.java
@@ -125,7 +125,11 @@ public class AlarmController {
     		@RequestParam Set<AlarmCode> alarmCodeSet,
     		@RequestParam  long createdAfterTimestamp,
             @RequestParam List<ColumnAndSort> sortBy,
-            @RequestParam PaginationContext<Alarm> paginationContext) {
+            @RequestParam(required = false) PaginationContext<Alarm> paginationContext) {
+
+    	if(paginationContext == null) {
+    		paginationContext = new PaginationContext<>();
+    	}
 
         LOG.debug("Looking up Alarms for customer {} with last returned page number {}", 
                 customerId, paginationContext.getLastReturnedPageNumber());
diff --git a/client-datastore-inmemory/src/main/java/com/telecominfraproject/wlan/client/datastore/inmemory/ClientDatastoreInMemory.java b/client-datastore-inmemory/src/main/java/com/telecominfraproject/wlan/client/datastore/inmemory/ClientDatastoreInMemory.java
index 33fb2566..91e378e0 100644
--- a/client-datastore-inmemory/src/main/java/com/telecominfraproject/wlan/client/datastore/inmemory/ClientDatastoreInMemory.java
+++ b/client-datastore-inmemory/src/main/java/com/telecominfraproject/wlan/client/datastore/inmemory/ClientDatastoreInMemory.java
@@ -137,6 +137,10 @@ public class ClientDatastoreInMemory extends BaseInMemoryDatastore implements Cl
     public PaginationResponse<Client> getForCustomer(int customerId, 
     		final List<ColumnAndSort> sortBy, PaginationContext<Client> context) {
 
+    	if(context == null) {
+    		context = new PaginationContext<>();
+    	}
+
         PaginationResponse<Client> ret = new PaginationResponse<>();
         ret.setContext(context.clone());
 
@@ -328,6 +332,10 @@ public class ClientDatastoreInMemory extends BaseInMemoryDatastore implements Cl
     		Set<Long> equipmentIds,
     		final List<ColumnAndSort> sortBy, PaginationContext<ClientSession> context) {
 
+    	if(context == null) {
+    		context = new PaginationContext<>();
+    	}
+
         PaginationResponse<ClientSession> ret = new PaginationResponse<>();
         ret.setContext(context.clone());
 
diff --git a/client-datastore-rdbms/src/main/java/com/telecominfraproject/wlan/client/datastore/rdbms/ClientDatastoreRdbms.java b/client-datastore-rdbms/src/main/java/com/telecominfraproject/wlan/client/datastore/rdbms/ClientDatastoreRdbms.java
index 85558526..4515f12d 100644
--- a/client-datastore-rdbms/src/main/java/com/telecominfraproject/wlan/client/datastore/rdbms/ClientDatastoreRdbms.java
+++ b/client-datastore-rdbms/src/main/java/com/telecominfraproject/wlan/client/datastore/rdbms/ClientDatastoreRdbms.java
@@ -53,6 +53,11 @@ public class ClientDatastoreRdbms implements ClientDatastore {
     @Override
     public PaginationResponse<Client> getForCustomer(int customerId, List<ColumnAndSort> sortBy,
     		PaginationContext<Client> context) {
+
+    	if(context == null) {
+    		context = new PaginationContext<>();
+    	}
+    	
     	return clientDAO.getForCustomer( customerId, sortBy, context);
     }
 
@@ -84,6 +89,11 @@ public class ClientDatastoreRdbms implements ClientDatastore {
 	@Override
 	public PaginationResponse<ClientSession> getSessionsForCustomer(int customerId, Set<Long> equipmentIds,
 			List<ColumnAndSort> sortBy, PaginationContext<ClientSession> context) {
+
+		if(context == null) {
+    		context = new PaginationContext<>();
+    	}
+		
 		return clientSessionDAO.getSessionsForCustomer(customerId, equipmentIds, sortBy, context);
 	}
     
diff --git a/client-service/src/main/java/com/telecominfraproject/wlan/client/controller/ClientController.java b/client-service/src/main/java/com/telecominfraproject/wlan/client/controller/ClientController.java
index 032527c0..b71334a3 100644
--- a/client-service/src/main/java/com/telecominfraproject/wlan/client/controller/ClientController.java
+++ b/client-service/src/main/java/com/telecominfraproject/wlan/client/controller/ClientController.java
@@ -124,7 +124,11 @@ public class ClientController {
     @RequestMapping(value = "/forCustomer", method = RequestMethod.GET)
     public PaginationResponse<Client> getForCustomer(@RequestParam int customerId,
             @RequestParam List<ColumnAndSort> sortBy,
-            @RequestParam PaginationContext<Client> paginationContext) {
+            @RequestParam(required = false) PaginationContext<Client> paginationContext) {
+
+    	if(paginationContext == null) {
+    		paginationContext = new PaginationContext<>();
+    	}
 
         LOG.debug("Looking up Clients for customer {} with last returned page number {}", 
                 customerId, paginationContext.getLastReturnedPageNumber());
@@ -242,7 +246,11 @@ public class ClientController {
     public PaginationResponse<ClientSession> getSessionsForCustomer(@RequestParam int customerId,
     		@RequestParam Set<Long> equipmentIds,
             @RequestParam List<ColumnAndSort> sortBy,
-            @RequestParam PaginationContext<ClientSession> paginationContext) {
+            @RequestParam(required = false) PaginationContext<ClientSession> paginationContext) {
+
+    	if(paginationContext == null) {
+    		paginationContext = new PaginationContext<>();
+    	}
 
         LOG.debug("Looking up Client sessions for customer {} with last returned page number {}", 
                 customerId, paginationContext.getLastReturnedPageNumber());
diff --git a/equipment-datastore-inmemory/src/main/java/com/telecominfraproject/wlan/equipment/datastore/inmemory/EquipmentDatastoreInMemory.java b/equipment-datastore-inmemory/src/main/java/com/telecominfraproject/wlan/equipment/datastore/inmemory/EquipmentDatastoreInMemory.java
index 51b40914..03ad1127 100644
--- a/equipment-datastore-inmemory/src/main/java/com/telecominfraproject/wlan/equipment/datastore/inmemory/EquipmentDatastoreInMemory.java
+++ b/equipment-datastore-inmemory/src/main/java/com/telecominfraproject/wlan/equipment/datastore/inmemory/EquipmentDatastoreInMemory.java
@@ -166,6 +166,10 @@ public class EquipmentDatastoreInMemory extends BaseInMemoryDatastore implements
     public PaginationResponse<Equipment> getForCustomer(int customerId, 
     		final List<ColumnAndSort> sortBy, PaginationContext<Equipment> context) {
 
+    	if(context == null) {
+    		context = new PaginationContext<>();
+    	}
+
         PaginationResponse<Equipment> ret = new PaginationResponse<>();
         ret.setContext(context.clone());
 
@@ -261,6 +265,10 @@ public class EquipmentDatastoreInMemory extends BaseInMemoryDatastore implements
     public PaginationResponse<Equipment> getForCustomer(int customerId, EquipmentType equipmentType,
             Set<Long> locationIds, final List<ColumnAndSort> sortBy, PaginationContext<Equipment> context) {
 
+    	if(context == null) {
+    		context = new PaginationContext<>();
+    	}
+
         PaginationResponse<Equipment> ret = new PaginationResponse<>();
         ret.setContext(context.clone());
 
diff --git a/equipment-datastore-rdbms/src/main/java/com/telecominfraproject/wlan/equipment/datastore/rdbms/EquipmentDatastoreRdbms.java b/equipment-datastore-rdbms/src/main/java/com/telecominfraproject/wlan/equipment/datastore/rdbms/EquipmentDatastoreRdbms.java
index 7b35f0da..21c4dc1d 100644
--- a/equipment-datastore-rdbms/src/main/java/com/telecominfraproject/wlan/equipment/datastore/rdbms/EquipmentDatastoreRdbms.java
+++ b/equipment-datastore-rdbms/src/main/java/com/telecominfraproject/wlan/equipment/datastore/rdbms/EquipmentDatastoreRdbms.java
@@ -56,12 +56,22 @@ public class EquipmentDatastoreRdbms implements EquipmentDatastore {
     @Override
     public PaginationResponse<Equipment> getForCustomer(int customerId, List<ColumnAndSort> sortBy,
     		PaginationContext<Equipment> context) {
+    	
+    	if(context == null) {
+    		context = new PaginationContext<>();
+    	}
+
     	return equipmentDAO.getForCustomer( customerId, sortBy, context);
     }
     
     @Override
     public PaginationResponse<Equipment> getForCustomer(int customerId, EquipmentType equipmentType,
     		Set<Long> locationIds, List<ColumnAndSort> sortBy, PaginationContext<Equipment> context) {
+    	
+    	if(context == null) {
+    		context = new PaginationContext<>();
+    	}
+
     	return equipmentDAO.getForCustomer( customerId, equipmentType, locationIds, sortBy, context);
     }
     
diff --git a/equipment-service/src/main/java/com/telecominfraproject/wlan/equipment/controller/EquipmentController.java b/equipment-service/src/main/java/com/telecominfraproject/wlan/equipment/controller/EquipmentController.java
index d7df69a9..99c29937 100644
--- a/equipment-service/src/main/java/com/telecominfraproject/wlan/equipment/controller/EquipmentController.java
+++ b/equipment-service/src/main/java/com/telecominfraproject/wlan/equipment/controller/EquipmentController.java
@@ -154,7 +154,11 @@ public class EquipmentController {
     @RequestMapping(value = "/forCustomer", method = RequestMethod.GET)
     public PaginationResponse<Equipment> getForCustomer(@RequestParam int customerId,
             @RequestParam List<ColumnAndSort> sortBy,
-            @RequestParam PaginationContext<Equipment> paginationContext) {
+            @RequestParam(required = false) PaginationContext<Equipment> paginationContext) {
+
+    	if(paginationContext == null) {
+    		paginationContext = new PaginationContext<>();
+    	}
 
         LOG.debug("Looking up Equipments for customer {} with last returned page number {}", 
                 customerId, paginationContext.getLastReturnedPageNumber());
@@ -185,7 +189,11 @@ public class EquipmentController {
     public PaginationResponse<Equipment> getForCustomerWithFilter(@RequestParam int customerId,
             @RequestParam EquipmentType equipmentType, @RequestParam Set<Long> locationIds,
             @RequestParam List<ColumnAndSort> sortBy,
-            @RequestParam PaginationContext<Equipment> paginationContext) {
+            @RequestParam(required = false) PaginationContext<Equipment> paginationContext) {
+
+    	if(paginationContext == null) {
+    		paginationContext = new PaginationContext<>();
+    	}
 
         LOG.debug("Looking up equipment {} for customer {} locations {} last returned page number {}", equipmentType,
                 customerId, locationIds, paginationContext.getLastReturnedPageNumber());
diff --git a/firmware-datastore-inmemory/src/main/java/com/telecominfraproject/wlan/firmware/datastore/inmemory/FirmwareDatastoreInMemory.java b/firmware-datastore-inmemory/src/main/java/com/telecominfraproject/wlan/firmware/datastore/inmemory/FirmwareDatastoreInMemory.java
index 1c7d7fbd..73021e80 100644
--- a/firmware-datastore-inmemory/src/main/java/com/telecominfraproject/wlan/firmware/datastore/inmemory/FirmwareDatastoreInMemory.java
+++ b/firmware-datastore-inmemory/src/main/java/com/telecominfraproject/wlan/firmware/datastore/inmemory/FirmwareDatastoreInMemory.java
@@ -148,6 +148,10 @@ public class FirmwareDatastoreInMemory extends BaseInMemoryDatastore implements
     public PaginationResponse<Firmware> getForCustomer(int customerId, 
     		final List<ColumnAndSort> sortBy, PaginationContext<Firmware> context) {
 
+    	if(context == null) {
+    		context = new PaginationContext<>();
+    	}
+
         PaginationResponse<Firmware> ret = new PaginationResponse<>();
         ret.setContext(context.clone());
 
diff --git a/firmware-datastore-rdbms/src/main/java/com/telecominfraproject/wlan/firmware/datastore/rdbms/FirmwareDatastoreRdbms.java b/firmware-datastore-rdbms/src/main/java/com/telecominfraproject/wlan/firmware/datastore/rdbms/FirmwareDatastoreRdbms.java
index dd0ab6dc..cb0ea029 100644
--- a/firmware-datastore-rdbms/src/main/java/com/telecominfraproject/wlan/firmware/datastore/rdbms/FirmwareDatastoreRdbms.java
+++ b/firmware-datastore-rdbms/src/main/java/com/telecominfraproject/wlan/firmware/datastore/rdbms/FirmwareDatastoreRdbms.java
@@ -55,6 +55,11 @@ public class FirmwareDatastoreRdbms implements FirmwareDatastore {
     @Override
     public PaginationResponse<Firmware> getForCustomer(int customerId, List<ColumnAndSort> sortBy,
     		PaginationContext<Firmware> context) {
+    	
+    	if(context == null) {
+    		context = new PaginationContext<>();
+    	}
+
     	return firmwareDAO.getForCustomer( customerId, sortBy, context);
     }
 }
diff --git a/firmware-service/src/main/java/com/telecominfraproject/wlan/firmware/controller/FirmwareController.java b/firmware-service/src/main/java/com/telecominfraproject/wlan/firmware/controller/FirmwareController.java
index 07118439..733061ed 100644
--- a/firmware-service/src/main/java/com/telecominfraproject/wlan/firmware/controller/FirmwareController.java
+++ b/firmware-service/src/main/java/com/telecominfraproject/wlan/firmware/controller/FirmwareController.java
@@ -134,7 +134,11 @@ public class FirmwareController {
     @RequestMapping(value = "/forCustomer", method = RequestMethod.GET)
     public PaginationResponse<Firmware> getForCustomer(@RequestParam int customerId,
             @RequestParam List<ColumnAndSort> sortBy,
-            @RequestParam PaginationContext<Firmware> paginationContext) {
+            @RequestParam(required = false) PaginationContext<Firmware> paginationContext) {
+
+    	if(paginationContext == null) {
+    		paginationContext = new PaginationContext<>();
+    	}
 
         LOG.debug("Looking up Firmwares for customer {} with last returned page number {}", 
                 customerId, paginationContext.getLastReturnedPageNumber());
diff --git a/location-datastore-inmemory/src/main/java/com/telecominfraproject/wlan/location/datastore/inmemory/LocationDatastoreInMemory.java b/location-datastore-inmemory/src/main/java/com/telecominfraproject/wlan/location/datastore/inmemory/LocationDatastoreInMemory.java
index af09f66d..8f338ec5 100644
--- a/location-datastore-inmemory/src/main/java/com/telecominfraproject/wlan/location/datastore/inmemory/LocationDatastoreInMemory.java
+++ b/location-datastore-inmemory/src/main/java/com/telecominfraproject/wlan/location/datastore/inmemory/LocationDatastoreInMemory.java
@@ -182,6 +182,10 @@ public class LocationDatastoreInMemory extends BaseInMemoryDatastore implements
     public PaginationResponse<Location> getForCustomer(int customerId, 
     		final List<ColumnAndSort> sortBy, PaginationContext<Location> context) {
 
+    	if(context == null) {
+    		context = new PaginationContext<>();
+    	}
+
         PaginationResponse<Location> ret = new PaginationResponse<>();
         ret.setContext(context.clone());
 
diff --git a/location-datastore-rdbms/src/main/java/com/telecominfraproject/wlan/location/datastore/rdbms/LocationDatastoreRdbms.java b/location-datastore-rdbms/src/main/java/com/telecominfraproject/wlan/location/datastore/rdbms/LocationDatastoreRdbms.java
index 5dbdc1fc..08471273 100644
--- a/location-datastore-rdbms/src/main/java/com/telecominfraproject/wlan/location/datastore/rdbms/LocationDatastoreRdbms.java
+++ b/location-datastore-rdbms/src/main/java/com/telecominfraproject/wlan/location/datastore/rdbms/LocationDatastoreRdbms.java
@@ -66,6 +66,11 @@ public class LocationDatastoreRdbms implements LocationDatastore {
     @Override
     public PaginationResponse<Location> getForCustomer(int customerId, List<ColumnAndSort> sortBy,
     		PaginationContext<Location> context) {
+
+    	if(context == null) {
+    		context = new PaginationContext<>();
+    	}
+
     	return locationDAO.getForCustomer( customerId, sortBy, context);
     }
 
diff --git a/location-service/src/main/java/com/telecominfraproject/wlan/location/service/LocationServiceController.java b/location-service/src/main/java/com/telecominfraproject/wlan/location/service/LocationServiceController.java
index 6247c306..e7a6f7d7 100644
--- a/location-service/src/main/java/com/telecominfraproject/wlan/location/service/LocationServiceController.java
+++ b/location-service/src/main/java/com/telecominfraproject/wlan/location/service/LocationServiceController.java
@@ -200,7 +200,11 @@ public class LocationServiceController {
     @RequestMapping(value = "/forCustomer", method = RequestMethod.GET)
     public PaginationResponse<Location> getForCustomer(@RequestParam int customerId,
             @RequestParam List<ColumnAndSort> sortBy,
-            @RequestParam PaginationContext<Location> paginationContext) {
+            @RequestParam(required = false) PaginationContext<Location> paginationContext) {
+
+    	if(paginationContext == null) {
+    		paginationContext = new PaginationContext<>();
+    	}
 
         LOG.debug("Looking up Locations for customer {} with last returned page number {}", 
                 customerId, paginationContext.getLastReturnedPageNumber());
diff --git a/manufacturer-datastore-inmemory/src/main/java/com/telecominfraproject/wlan/manufacturer/datastore/inmemory/ManufacturerDatastoreInMemory.java b/manufacturer-datastore-inmemory/src/main/java/com/telecominfraproject/wlan/manufacturer/datastore/inmemory/ManufacturerDatastoreInMemory.java
index a97fccca..5ec39ddc 100644
--- a/manufacturer-datastore-inmemory/src/main/java/com/telecominfraproject/wlan/manufacturer/datastore/inmemory/ManufacturerDatastoreInMemory.java
+++ b/manufacturer-datastore-inmemory/src/main/java/com/telecominfraproject/wlan/manufacturer/datastore/inmemory/ManufacturerDatastoreInMemory.java
@@ -148,6 +148,10 @@ public class ManufacturerDatastoreInMemory extends BaseInMemoryDatastore impleme
     public PaginationResponse<Manufacturer> getForCustomer(int customerId, 
     		final List<ColumnAndSort> sortBy, PaginationContext<Manufacturer> context) {
 
+    	if(context == null) {
+    		context = new PaginationContext<>();
+    	}
+
         PaginationResponse<Manufacturer> ret = new PaginationResponse<>();
         ret.setContext(context.clone());
 
diff --git a/manufacturer-datastore-rdbms/src/main/java/com/telecominfraproject/wlan/manufacturer/datastore/rdbms/ManufacturerDatastoreRdbms.java b/manufacturer-datastore-rdbms/src/main/java/com/telecominfraproject/wlan/manufacturer/datastore/rdbms/ManufacturerDatastoreRdbms.java
index 2272a4e4..bfd88a62 100644
--- a/manufacturer-datastore-rdbms/src/main/java/com/telecominfraproject/wlan/manufacturer/datastore/rdbms/ManufacturerDatastoreRdbms.java
+++ b/manufacturer-datastore-rdbms/src/main/java/com/telecominfraproject/wlan/manufacturer/datastore/rdbms/ManufacturerDatastoreRdbms.java
@@ -55,6 +55,11 @@ public class ManufacturerDatastoreRdbms implements ManufacturerDatastore {
     @Override
     public PaginationResponse<Manufacturer> getForCustomer(int customerId, List<ColumnAndSort> sortBy,
     		PaginationContext<Manufacturer> context) {
+    	
+    	if(context == null) {
+    		context = new PaginationContext<>();
+    	}
+    	
     	return manufacturerDAO.getForCustomer( customerId, sortBy, context);
     }
 }
diff --git a/manufacturer-service/src/main/java/com/telecominfraproject/wlan/manufacturer/controller/ManufacturerController.java b/manufacturer-service/src/main/java/com/telecominfraproject/wlan/manufacturer/controller/ManufacturerController.java
index 2644f92e..77d68a35 100644
--- a/manufacturer-service/src/main/java/com/telecominfraproject/wlan/manufacturer/controller/ManufacturerController.java
+++ b/manufacturer-service/src/main/java/com/telecominfraproject/wlan/manufacturer/controller/ManufacturerController.java
@@ -134,7 +134,11 @@ public class ManufacturerController {
     @RequestMapping(value = "/forCustomer", method = RequestMethod.GET)
     public PaginationResponse<Manufacturer> getForCustomer(@RequestParam int customerId,
             @RequestParam List<ColumnAndSort> sortBy,
-            @RequestParam PaginationContext<Manufacturer> paginationContext) {
+            @RequestParam(required = false) PaginationContext<Manufacturer> paginationContext) {
+
+    	if(paginationContext == null) {
+    		paginationContext = new PaginationContext<>();
+    	}
 
         LOG.debug("Looking up Manufacturers for customer {} with last returned page number {}", 
                 customerId, paginationContext.getLastReturnedPageNumber());
diff --git a/portal-services/src/main/java/com/telecominfraproject/wlan/portal/controller/alarm/AlarmPortalController.java b/portal-services/src/main/java/com/telecominfraproject/wlan/portal/controller/alarm/AlarmPortalController.java
index 71f5fa7c..62191543 100644
--- a/portal-services/src/main/java/com/telecominfraproject/wlan/portal/controller/alarm/AlarmPortalController.java
+++ b/portal-services/src/main/java/com/telecominfraproject/wlan/portal/controller/alarm/AlarmPortalController.java
@@ -62,7 +62,11 @@ public class AlarmPortalController  {
     		@RequestParam(required = false) Set<AlarmCode> alarmCodes, 
     		@RequestParam(required = false, defaultValue = "-1") long createdAfterTimestamp,
             @RequestParam(required = false) List<ColumnAndSort> sortBy,
-            @RequestParam PaginationContext<Alarm> paginationContext) {
+            @RequestParam(required = false) PaginationContext<Alarm> paginationContext) {
+
+    	if(paginationContext == null) {
+    		paginationContext = new PaginationContext<>();
+    	}
 
         LOG.debug("Looking up Alarms for customer {} with last returned page number {}", 
                 customerId, paginationContext.getLastReturnedPageNumber());
diff --git a/portal-services/src/main/java/com/telecominfraproject/wlan/portal/controller/client/ClientPortalController.java b/portal-services/src/main/java/com/telecominfraproject/wlan/portal/controller/client/ClientPortalController.java
index da062aaa..b6cfbca8 100644
--- a/portal-services/src/main/java/com/telecominfraproject/wlan/portal/controller/client/ClientPortalController.java
+++ b/portal-services/src/main/java/com/telecominfraproject/wlan/portal/controller/client/ClientPortalController.java
@@ -115,7 +115,11 @@ public class ClientPortalController  {
     public PaginationResponse<ClientSession> getClientSessionsForCustomer(@RequestParam int customerId,
             @RequestParam(required = false) Set<Long> equipmentIds,    		
             @RequestParam(required = false) List<ColumnAndSort> sortBy,
-            @RequestParam PaginationContext<ClientSession> paginationContext) {
+            @RequestParam(required = false) PaginationContext<ClientSession> paginationContext) {
+
+    	if(paginationContext == null) {
+    		paginationContext = new PaginationContext<>();
+    	}
 
         LOG.debug("Looking up Client Sessions for customer {} equipment {} with last returned page number {}", 
                 customerId, equipmentIds, paginationContext.getLastReturnedPageNumber());
diff --git a/portal-services/src/main/java/com/telecominfraproject/wlan/portal/controller/equipment/EquipmentPortalController.java b/portal-services/src/main/java/com/telecominfraproject/wlan/portal/controller/equipment/EquipmentPortalController.java
index 284712c0..2b4ef1a5 100644
--- a/portal-services/src/main/java/com/telecominfraproject/wlan/portal/controller/equipment/EquipmentPortalController.java
+++ b/portal-services/src/main/java/com/telecominfraproject/wlan/portal/controller/equipment/EquipmentPortalController.java
@@ -99,7 +99,11 @@ public class EquipmentPortalController  {
     @RequestMapping(value = "/equipment/forCustomer", method = RequestMethod.GET)
     public PaginationResponse<Equipment> getForCustomer(@RequestParam int customerId,
             @RequestParam(required = false) List<ColumnAndSort> sortBy,
-            @RequestParam PaginationContext<Equipment> paginationContext) {
+            @RequestParam(required = false) PaginationContext<Equipment> paginationContext) {
+
+    	if(paginationContext == null) {
+    		paginationContext = new PaginationContext<>();
+    	}
 
         LOG.debug("Looking up Equipments for customer {} with last returned page number {}", 
                 customerId, paginationContext.getLastReturnedPageNumber());
@@ -131,7 +135,11 @@ public class EquipmentPortalController  {
             @RequestParam(required = false) EquipmentType equipmentType, 
             @RequestParam(required = false) Set<Long> locationIds,
             @RequestParam(required = false) List<ColumnAndSort> sortBy,
-            @RequestParam PaginationContext<Equipment> paginationContext) {
+            @RequestParam(required = false) PaginationContext<Equipment> paginationContext) {
+
+    	if(paginationContext == null) {
+    		paginationContext = new PaginationContext<>();
+    	}
 
         LOG.debug("Looking up equipment {} for customer {} locations {} last returned page number {}", equipmentType,
                 customerId, locationIds, paginationContext.getLastReturnedPageNumber());
diff --git a/portal-services/src/main/java/com/telecominfraproject/wlan/portal/controller/location/LocationPortalController.java b/portal-services/src/main/java/com/telecominfraproject/wlan/portal/controller/location/LocationPortalController.java
index a650c408..ffca24d5 100644
--- a/portal-services/src/main/java/com/telecominfraproject/wlan/portal/controller/location/LocationPortalController.java
+++ b/portal-services/src/main/java/com/telecominfraproject/wlan/portal/controller/location/LocationPortalController.java
@@ -121,7 +121,11 @@ public class LocationPortalController  {
     @RequestMapping(value = "/location/forCustomer", method = RequestMethod.GET)
     public PaginationResponse<Location> getForCustomer(@RequestParam int customerId,
             @RequestParam(required = false) List<ColumnAndSort> sortBy,
-            @RequestParam PaginationContext<Location> paginationContext) {
+            @RequestParam(required = false) PaginationContext<Location> paginationContext) {
+
+    	if(paginationContext == null) {
+    		paginationContext = new PaginationContext<>();
+    	}
 
         LOG.debug("Looking up Locations for customer {} with last returned page number {}", 
                 customerId, paginationContext.getLastReturnedPageNumber());
diff --git a/portal-services/src/main/java/com/telecominfraproject/wlan/portal/controller/portaluser/PortalUserPortalController.java b/portal-services/src/main/java/com/telecominfraproject/wlan/portal/controller/portaluser/PortalUserPortalController.java
index 2dfa5069..d8c3a6bc 100644
--- a/portal-services/src/main/java/com/telecominfraproject/wlan/portal/controller/portaluser/PortalUserPortalController.java
+++ b/portal-services/src/main/java/com/telecominfraproject/wlan/portal/controller/portaluser/PortalUserPortalController.java
@@ -123,7 +123,11 @@ public class PortalUserPortalController  {
     @RequestMapping(value = "/portalUser/forCustomer", method = RequestMethod.GET)
     public PaginationResponse<PortalUser> getForCustomer(@RequestParam int customerId,
             @RequestParam(required = false) List<ColumnAndSort> sortBy,
-            @RequestParam PaginationContext<PortalUser> paginationContext) {
+            @RequestParam(required = false) PaginationContext<PortalUser> paginationContext) {
+
+    	if(paginationContext == null) {
+    		paginationContext = new PaginationContext<>();
+    	}
 
         LOG.debug("Looking up PortalUsers for customer {} with last returned page number {}", 
                 customerId, paginationContext.getLastReturnedPageNumber());
diff --git a/portal-services/src/main/java/com/telecominfraproject/wlan/portal/controller/profile/ProfilePortalController.java b/portal-services/src/main/java/com/telecominfraproject/wlan/portal/controller/profile/ProfilePortalController.java
index 4bdd2272..3f54b3a0 100644
--- a/portal-services/src/main/java/com/telecominfraproject/wlan/portal/controller/profile/ProfilePortalController.java
+++ b/portal-services/src/main/java/com/telecominfraproject/wlan/portal/controller/profile/ProfilePortalController.java
@@ -95,7 +95,11 @@ public class ProfilePortalController  {
     @RequestMapping(value = "/profile/forCustomer", method = RequestMethod.GET)
     public PaginationResponse<Profile> getForCustomer(@RequestParam int customerId,
             @RequestParam(required = false) List<ColumnAndSort> sortBy,
-            @RequestParam PaginationContext<Profile> paginationContext) {
+            @RequestParam(required = false) PaginationContext<Profile> paginationContext) {
+
+    	if(paginationContext == null) {
+    		paginationContext = new PaginationContext<>();
+    	}
 
         LOG.debug("Looking up Profiles for customer {} with last returned page number {}", 
                 customerId, paginationContext.getLastReturnedPageNumber());
diff --git a/portal-services/src/main/java/com/telecominfraproject/wlan/portal/controller/servicemetric/ServiceMetricPortalController.java b/portal-services/src/main/java/com/telecominfraproject/wlan/portal/controller/servicemetric/ServiceMetricPortalController.java
index 0b34c9cd..a0f0bcce 100644
--- a/portal-services/src/main/java/com/telecominfraproject/wlan/portal/controller/servicemetric/ServiceMetricPortalController.java
+++ b/portal-services/src/main/java/com/telecominfraproject/wlan/portal/controller/servicemetric/ServiceMetricPortalController.java
@@ -52,6 +52,10 @@ public class ServiceMetricPortalController  {
     		@RequestParam(required = false) List<ColumnAndSort> sortBy, 
     		@RequestParam(required = false) PaginationContext<ServiceMetric> paginationContext) {    
 
+    	if(paginationContext == null) {
+    		paginationContext = new PaginationContext<>();
+    	}
+
         LOG.debug("Looking up ServiceMetrics for customer {} equipment {} from {} to {} with last returned page number {}", 
                 customerId, equipmentIds, fromTime, toTime, paginationContext.getLastReturnedPageNumber());
 
diff --git a/portal-services/src/main/java/com/telecominfraproject/wlan/portal/controller/status/StatusPortalController.java b/portal-services/src/main/java/com/telecominfraproject/wlan/portal/controller/status/StatusPortalController.java
index 08e3d5a4..f98d4e32 100644
--- a/portal-services/src/main/java/com/telecominfraproject/wlan/portal/controller/status/StatusPortalController.java
+++ b/portal-services/src/main/java/com/telecominfraproject/wlan/portal/controller/status/StatusPortalController.java
@@ -55,7 +55,11 @@ public class StatusPortalController  {
     @RequestMapping(value = "/status/forCustomer", method = RequestMethod.GET)
     public PaginationResponse<Status> getForCustomer(@RequestParam int customerId,
             @RequestParam(required = false) List<ColumnAndSort> sortBy,
-            @RequestParam PaginationContext<Status> paginationContext) {
+            @RequestParam(required = false) PaginationContext<Status> paginationContext) {
+
+    	if(paginationContext == null) {
+    		paginationContext = new PaginationContext<>();
+    	}
 
         LOG.debug("Looking up Statuses for customer {} with last returned page number {}", 
                 customerId, paginationContext.getLastReturnedPageNumber());
@@ -87,7 +91,11 @@ public class StatusPortalController  {
             @RequestParam(required = false) Set<Long> equipmentIds,
             @RequestParam(required = false) Set<StatusDataType> statusDataTypes,
             @RequestParam(required = false) List<ColumnAndSort> sortBy,
-            @RequestParam PaginationContext<Status> paginationContext) {
+            @RequestParam(required = false) PaginationContext<Status> paginationContext) {
+
+    	if(paginationContext == null) {
+    		paginationContext = new PaginationContext<>();
+    	}
 
         LOG.debug("Looking up status for customer {} equipment {} type {} last returned page number {}", 
                 customerId, equipmentIds, statusDataTypes, paginationContext.getLastReturnedPageNumber());
diff --git a/portal-user-datastore-inmemory/src/main/java/com/telecominfraproject/wlan/portaluser/datastore/inmemory/PortalUserDatastoreInMemory.java b/portal-user-datastore-inmemory/src/main/java/com/telecominfraproject/wlan/portaluser/datastore/inmemory/PortalUserDatastoreInMemory.java
index 9d399600..98759162 100644
--- a/portal-user-datastore-inmemory/src/main/java/com/telecominfraproject/wlan/portaluser/datastore/inmemory/PortalUserDatastoreInMemory.java
+++ b/portal-user-datastore-inmemory/src/main/java/com/telecominfraproject/wlan/portaluser/datastore/inmemory/PortalUserDatastoreInMemory.java
@@ -160,6 +160,10 @@ public class PortalUserDatastoreInMemory extends BaseInMemoryDatastore implement
     public PaginationResponse<PortalUser> getForCustomer(int customerId, 
     		final List<ColumnAndSort> sortBy, PaginationContext<PortalUser> context) {
 
+    	if(context == null) {
+    		context = new PaginationContext<>();
+    	}
+
         PaginationResponse<PortalUser> ret = new PaginationResponse<>();
         ret.setContext(context.clone());
 
diff --git a/portal-user-datastore-rdbms/src/main/java/com/telecominfraproject/wlan/portaluser/datastore/rdbms/PortalUserDatastoreRdbms.java b/portal-user-datastore-rdbms/src/main/java/com/telecominfraproject/wlan/portaluser/datastore/rdbms/PortalUserDatastoreRdbms.java
index a62f0dc3..333d4d76 100644
--- a/portal-user-datastore-rdbms/src/main/java/com/telecominfraproject/wlan/portaluser/datastore/rdbms/PortalUserDatastoreRdbms.java
+++ b/portal-user-datastore-rdbms/src/main/java/com/telecominfraproject/wlan/portaluser/datastore/rdbms/PortalUserDatastoreRdbms.java
@@ -60,6 +60,11 @@ public class PortalUserDatastoreRdbms implements PortalUserDatastore {
     @Override
     public PaginationResponse<PortalUser> getForCustomer(int customerId, List<ColumnAndSort> sortBy,
     		PaginationContext<PortalUser> context) {
+
+    	if(context == null) {
+    		context = new PaginationContext<>();
+    	}
+
     	return portalUserDAO.getForCustomer( customerId, sortBy, context);
     }
 }
diff --git a/portal-user-service/src/main/java/com/telecominfraproject/wlan/portaluser/controller/PortalUserController.java b/portal-user-service/src/main/java/com/telecominfraproject/wlan/portaluser/controller/PortalUserController.java
index dec2da71..ff65e617 100644
--- a/portal-user-service/src/main/java/com/telecominfraproject/wlan/portaluser/controller/PortalUserController.java
+++ b/portal-user-service/src/main/java/com/telecominfraproject/wlan/portaluser/controller/PortalUserController.java
@@ -152,7 +152,11 @@ public class PortalUserController {
     @RequestMapping(value = "/forCustomer", method = RequestMethod.GET)
     public PaginationResponse<PortalUser> getForCustomer(@RequestParam int customerId,
             @RequestParam List<ColumnAndSort> sortBy,
-            @RequestParam PaginationContext<PortalUser> paginationContext) {
+            @RequestParam(required = false) PaginationContext<PortalUser> paginationContext) {
+
+    	if(paginationContext == null) {
+    		paginationContext = new PaginationContext<>();
+    	}
 
         LOG.debug("Looking up PortalUsers for customer {} with last returned page number {}", 
                 customerId, paginationContext.getLastReturnedPageNumber());
diff --git a/profile-datastore-inmemory/src/main/java/com/telecominfraproject/wlan/profile/datastore/inmemory/ProfileDatastoreInMemory.java b/profile-datastore-inmemory/src/main/java/com/telecominfraproject/wlan/profile/datastore/inmemory/ProfileDatastoreInMemory.java
index a6f7768a..16b58c2d 100644
--- a/profile-datastore-inmemory/src/main/java/com/telecominfraproject/wlan/profile/datastore/inmemory/ProfileDatastoreInMemory.java
+++ b/profile-datastore-inmemory/src/main/java/com/telecominfraproject/wlan/profile/datastore/inmemory/ProfileDatastoreInMemory.java
@@ -152,6 +152,10 @@ public class ProfileDatastoreInMemory extends BaseInMemoryDatastore implements P
     public PaginationResponse<Profile> getForCustomer(int customerId, 
     		final List<ColumnAndSort> sortBy, PaginationContext<Profile> context) {
 
+    	if(context == null) {
+    		context = new PaginationContext<>();
+    	}
+
         PaginationResponse<Profile> ret = new PaginationResponse<>();
         ret.setContext(context.clone());
 
diff --git a/profile-datastore-rdbms/src/main/java/com/telecominfraproject/wlan/profile/datastore/rdbms/ProfileDatastoreRdbms.java b/profile-datastore-rdbms/src/main/java/com/telecominfraproject/wlan/profile/datastore/rdbms/ProfileDatastoreRdbms.java
index f45815cd..b60942e9 100644
--- a/profile-datastore-rdbms/src/main/java/com/telecominfraproject/wlan/profile/datastore/rdbms/ProfileDatastoreRdbms.java
+++ b/profile-datastore-rdbms/src/main/java/com/telecominfraproject/wlan/profile/datastore/rdbms/ProfileDatastoreRdbms.java
@@ -55,6 +55,11 @@ public class ProfileDatastoreRdbms implements ProfileDatastore {
     @Override
     public PaginationResponse<Profile> getForCustomer(int customerId, List<ColumnAndSort> sortBy,
     		PaginationContext<Profile> context) {
+    	
+    	if(context == null) {
+    		context = new PaginationContext<>();
+    	}
+
     	return profileDAO.getForCustomer( customerId, sortBy, context);
     }
     
diff --git a/profile-service/src/main/java/com/telecominfraproject/wlan/profile/controller/ProfileController.java b/profile-service/src/main/java/com/telecominfraproject/wlan/profile/controller/ProfileController.java
index 9c50bca3..f482b844 100644
--- a/profile-service/src/main/java/com/telecominfraproject/wlan/profile/controller/ProfileController.java
+++ b/profile-service/src/main/java/com/telecominfraproject/wlan/profile/controller/ProfileController.java
@@ -134,7 +134,11 @@ public class ProfileController {
     @RequestMapping(value = "/forCustomer", method = RequestMethod.GET)
     public PaginationResponse<Profile> getForCustomer(@RequestParam int customerId,
             @RequestParam List<ColumnAndSort> sortBy,
-            @RequestParam PaginationContext<Profile> paginationContext) {
+            @RequestParam(required = false) PaginationContext<Profile> paginationContext) {
+
+    	if(paginationContext == null) {
+    		paginationContext = new PaginationContext<>();
+    	}
 
         LOG.debug("Looking up Profiles for customer {} with last returned page number {}", 
                 customerId, paginationContext.getLastReturnedPageNumber());
diff --git a/routing-datastore-inmemory/src/main/java/com/telecominfraproject/wlan/routing/datastore/inmemory/RoutingDatastoreInMemory.java b/routing-datastore-inmemory/src/main/java/com/telecominfraproject/wlan/routing/datastore/inmemory/RoutingDatastoreInMemory.java
index 41ed9b1a..fc513736 100644
--- a/routing-datastore-inmemory/src/main/java/com/telecominfraproject/wlan/routing/datastore/inmemory/RoutingDatastoreInMemory.java
+++ b/routing-datastore-inmemory/src/main/java/com/telecominfraproject/wlan/routing/datastore/inmemory/RoutingDatastoreInMemory.java
@@ -153,6 +153,10 @@ public class RoutingDatastoreInMemory extends BaseInMemoryDatastore implements R
     public PaginationResponse<EquipmentRoutingRecord> getForCustomer(int customerId, 
     		final List<ColumnAndSort> sortBy, PaginationContext<EquipmentRoutingRecord> context) {
 
+    	if(context == null) {
+    		context = new PaginationContext<>();
+    	}
+
         PaginationResponse<EquipmentRoutingRecord> ret = new PaginationResponse<>();
         ret.setContext(context.clone());
 
diff --git a/routing-datastore-rdbms/src/main/java/com/telecominfraproject/wlan/routing/datastore/rdbms/RoutingDatastoreRdbms.java b/routing-datastore-rdbms/src/main/java/com/telecominfraproject/wlan/routing/datastore/rdbms/RoutingDatastoreRdbms.java
index 0e9da0fb..e40889b3 100644
--- a/routing-datastore-rdbms/src/main/java/com/telecominfraproject/wlan/routing/datastore/rdbms/RoutingDatastoreRdbms.java
+++ b/routing-datastore-rdbms/src/main/java/com/telecominfraproject/wlan/routing/datastore/rdbms/RoutingDatastoreRdbms.java
@@ -57,6 +57,11 @@ public class RoutingDatastoreRdbms implements RoutingDatastore {
     @Override
     public PaginationResponse<EquipmentRoutingRecord> getForCustomer(int customerId, List<ColumnAndSort> sortBy,
     		PaginationContext<EquipmentRoutingRecord> context) {
+    	
+    	if(context == null) {
+    		context = new PaginationContext<>();
+    	}
+
     	return routingDAO.getForCustomer( customerId, sortBy, context);
     }
 
diff --git a/routing-service/src/main/java/com/telecominfraproject/wlan/routing/controller/RoutingController.java b/routing-service/src/main/java/com/telecominfraproject/wlan/routing/controller/RoutingController.java
index 557e5eca..8eb5a5ca 100644
--- a/routing-service/src/main/java/com/telecominfraproject/wlan/routing/controller/RoutingController.java
+++ b/routing-service/src/main/java/com/telecominfraproject/wlan/routing/controller/RoutingController.java
@@ -143,7 +143,11 @@ public class RoutingController {
     @RequestMapping(value = "/forCustomer", method = RequestMethod.GET)
     public PaginationResponse<EquipmentRoutingRecord> getForCustomer(@RequestParam int customerId,
             @RequestParam List<ColumnAndSort> sortBy,
-            @RequestParam PaginationContext<EquipmentRoutingRecord> paginationContext) {
+            @RequestParam(required = false) PaginationContext<EquipmentRoutingRecord> paginationContext) {
+
+    	if(paginationContext == null) {
+    		paginationContext = new PaginationContext<>();
+    	}
 
         LOG.debug("Looking up Routings for customer {} with last returned page number {}", 
                 customerId, paginationContext.getLastReturnedPageNumber());
diff --git a/status-datastore-inmemory/src/main/java/com/telecominfraproject/wlan/status/datastore/inmemory/StatusDatastoreInMemory.java b/status-datastore-inmemory/src/main/java/com/telecominfraproject/wlan/status/datastore/inmemory/StatusDatastoreInMemory.java
index 64b989d5..11c3a25d 100644
--- a/status-datastore-inmemory/src/main/java/com/telecominfraproject/wlan/status/datastore/inmemory/StatusDatastoreInMemory.java
+++ b/status-datastore-inmemory/src/main/java/com/telecominfraproject/wlan/status/datastore/inmemory/StatusDatastoreInMemory.java
@@ -233,6 +233,10 @@ public class StatusDatastoreInMemory extends BaseInMemoryDatastore implements St
     
     private PaginationResponse<Status> getNextPage(PaginationFilter<Status> filter, List<ColumnAndSort> sortBy, PaginationContext<Status> context) {
     
+    	if(context == null) {
+    		context = new PaginationContext<>();
+    	}
+
         PaginationResponse<Status> ret = new PaginationResponse<>();
         ret.setContext(context.clone());
 
diff --git a/status-datastore-rdbms/src/main/java/com/telecominfraproject/wlan/status/datastore/rdbms/StatusDatastoreRdbms.java b/status-datastore-rdbms/src/main/java/com/telecominfraproject/wlan/status/datastore/rdbms/StatusDatastoreRdbms.java
index ab334560..af9a996c 100644
--- a/status-datastore-rdbms/src/main/java/com/telecominfraproject/wlan/status/datastore/rdbms/StatusDatastoreRdbms.java
+++ b/status-datastore-rdbms/src/main/java/com/telecominfraproject/wlan/status/datastore/rdbms/StatusDatastoreRdbms.java
@@ -51,12 +51,22 @@ public class StatusDatastoreRdbms implements StatusDatastore {
     @Override
     public PaginationResponse<Status> getForCustomer(int customerId, List<ColumnAndSort> sortBy,
     		PaginationContext<Status> context) {
+    	
+    	if(context == null) {
+    		context = new PaginationContext<>();
+    	}
+
     	return statusDAO.getForCustomer( customerId, sortBy, context);
     }
     
     @Override
     public PaginationResponse<Status> getForCustomer(int customerId, Set<Long> equipmentIds,
     		Set<StatusDataType> statusDataTypes, List<ColumnAndSort> sortBy, PaginationContext<Status> context) {
+    	
+    	if(context == null) {
+    		context = new PaginationContext<>();
+    	}
+
     	return statusDAO.getForCustomer( customerId, equipmentIds, statusDataTypes, sortBy, context);
     }
 }
diff --git a/status-service/src/main/java/com/telecominfraproject/wlan/status/controller/StatusController.java b/status-service/src/main/java/com/telecominfraproject/wlan/status/controller/StatusController.java
index c24c6c9f..906ffc0e 100644
--- a/status-service/src/main/java/com/telecominfraproject/wlan/status/controller/StatusController.java
+++ b/status-service/src/main/java/com/telecominfraproject/wlan/status/controller/StatusController.java
@@ -81,7 +81,11 @@ public class StatusController {
     @RequestMapping(value = "/forCustomer", method = RequestMethod.GET)
     public PaginationResponse<Status> getForCustomer(@RequestParam int customerId,
             @RequestParam List<ColumnAndSort> sortBy,
-            @RequestParam PaginationContext<Status> paginationContext) {
+            @RequestParam(required = false) PaginationContext<Status> paginationContext) {
+
+    	if(paginationContext == null) {
+    		paginationContext = new PaginationContext<>();
+    	}
 
         LOG.debug("Looking up Statuses for customer {} with last returned page number {}", 
                 customerId, paginationContext.getLastReturnedPageNumber());
@@ -113,7 +117,11 @@ public class StatusController {
     		@RequestParam Set<Long> equipmentIds,
     		@RequestParam Set<StatusDataType> statusDataTypes,
             @RequestParam List<ColumnAndSort> sortBy,
-            @RequestParam PaginationContext<Status> paginationContext) {
+            @RequestParam(required = false) PaginationContext<Status> paginationContext) {
+
+    	if(paginationContext == null) {
+    		paginationContext = new PaginationContext<>();
+    	}
 
         LOG.debug("Looking up Statuses for customer {} equipment {} types {} with last returned page number {}", 
                 customerId, equipmentIds, statusDataTypes, paginationContext.getLastReturnedPageNumber());
diff --git a/system-event-datastore-inmemory/src/main/java/com/telecominfraproject/wlan/systemevent/datastore/inmemory/SystemEventDatastoreInMemory.java b/system-event-datastore-inmemory/src/main/java/com/telecominfraproject/wlan/systemevent/datastore/inmemory/SystemEventDatastoreInMemory.java
index 6793fb0c..1a776894 100644
--- a/system-event-datastore-inmemory/src/main/java/com/telecominfraproject/wlan/systemevent/datastore/inmemory/SystemEventDatastoreInMemory.java
+++ b/system-event-datastore-inmemory/src/main/java/com/telecominfraproject/wlan/systemevent/datastore/inmemory/SystemEventDatastoreInMemory.java
@@ -148,6 +148,10 @@ public class SystemEventDatastoreInMemory extends BaseInMemoryDatastore implemen
     public PaginationResponse<SystemEventContainer> getForCustomer(int customerId, 
     		final List<ColumnAndSort> sortBy, PaginationContext<SystemEventContainer> context) {
 
+    	if(context == null) {
+    		context = new PaginationContext<>();
+    	}
+
         PaginationResponse<SystemEventContainer> ret = new PaginationResponse<>();
         ret.setContext(context.clone());
 
diff --git a/system-event-datastore-rdbms/src/main/java/com/telecominfraproject/wlan/systemevent/datastore/rdbms/SystemEventDatastoreRdbms.java b/system-event-datastore-rdbms/src/main/java/com/telecominfraproject/wlan/systemevent/datastore/rdbms/SystemEventDatastoreRdbms.java
index 9189eafd..ce2e37bb 100644
--- a/system-event-datastore-rdbms/src/main/java/com/telecominfraproject/wlan/systemevent/datastore/rdbms/SystemEventDatastoreRdbms.java
+++ b/system-event-datastore-rdbms/src/main/java/com/telecominfraproject/wlan/systemevent/datastore/rdbms/SystemEventDatastoreRdbms.java
@@ -55,6 +55,11 @@ public class SystemEventDatastoreRdbms implements SystemEventDatastore {
     @Override
     public PaginationResponse<SystemEventContainer> getForCustomer(int customerId, List<ColumnAndSort> sortBy,
     		PaginationContext<SystemEventContainer> context) {
+    	
+    	if(context == null) {
+    		context = new PaginationContext<>();
+    	}
+
     	return systemEventDAO.getForCustomer( customerId, sortBy, context);
     }
 }
diff --git a/system-event-service/src/main/java/com/telecominfraproject/wlan/systemevent/controller/SystemEventController.java b/system-event-service/src/main/java/com/telecominfraproject/wlan/systemevent/controller/SystemEventController.java
index 3203942c..8fd92b12 100644
--- a/system-event-service/src/main/java/com/telecominfraproject/wlan/systemevent/controller/SystemEventController.java
+++ b/system-event-service/src/main/java/com/telecominfraproject/wlan/systemevent/controller/SystemEventController.java
@@ -125,7 +125,11 @@ public class SystemEventController {
     @RequestMapping(value = "/forCustomer", method = RequestMethod.GET)
     public PaginationResponse<SystemEventContainer> getForCustomer(@RequestParam int customerId,
             @RequestParam List<ColumnAndSort> sortBy,
-            @RequestParam PaginationContext<SystemEventContainer> paginationContext) {
+            @RequestParam(required = false) PaginationContext<SystemEventContainer> paginationContext) {
+
+    	if(paginationContext == null) {
+    		paginationContext = new PaginationContext<>();
+    	}
 
         LOG.debug("Looking up SystemEventRecords for customer {} with last returned page number {}", 
                 customerId, paginationContext.getLastReturnedPageNumber());