diff --git a/py-scripts/connection_test.py b/py-scripts/connection_test.py
old mode 100644
new mode 100755
index 525b4fa6..1fc5fe46
--- a/py-scripts/connection_test.py
+++ b/py-scripts/connection_test.py
@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 """
 Candela Technologies Inc.
 
@@ -7,6 +8,10 @@ Info : Standard Script for Connection Testing -  Creates HTML and pdf report as
 
 import sys
 
+if sys.version_info[0] != 3:
+    print("This script requires Python 3")
+    exit(1)
+
 if 'py-json' not in sys.path:
     sys.path.append('../py-json')
 from LANforge import LFUtils
@@ -34,8 +39,7 @@ class ConnectionTest(LFCliBase):
                  dut_ssid="lexusdut", dut_security="open", dut_passwd="[BLANK]", upstream="eth1", name_prefix="L3Test",
                  session_id="Layer3Test", test_name="Client/s Connectivity Test", pass_criteria=20, _debug_on=False,
                  _exit_on_error=False, _exit_on_fail=False):
-        super().__init__(lfclient_host, lfclient_port, _debug=_debug_on, _halt_on_error=_exit_on_error,
-                         _exit_on_fail=_exit_on_fail)
+        super().__init__(lfclient_host, lfclient_port, _debug=_debug_on, _exit_on_fail=_exit_on_fail)
         self.host = lfclient_host
         self.port = lfclient_port
         self.radio = radio
diff --git a/py-scripts/layer3_test.py b/py-scripts/layer3_test.py
old mode 100644
new mode 100755
index 486a69b3..ea10971d
--- a/py-scripts/layer3_test.py
+++ b/py-scripts/layer3_test.py
@@ -1,5 +1,11 @@
+#!/usr/bin/env python3
 
 import sys
+
+if sys.version_info[0] != 3:
+    print("This script requires Python 3")
+    exit(1)
+
 if 'py-json' not in sys.path:
     sys.path.append('../py-json')
 from LANforge import LFUtils
@@ -17,7 +23,7 @@ class Layer3Test(LFCliBase):
     def __init__(self, lfclient_host="localhost", lfclient_port=8080, radio="wiphy1", sta_prefix="sta", start_id=0, num_sta=2,
                  dut_ssid="lexusdut", dut_security="open", dut_passwd="[BLANK]", upstream="eth1", name_prefix="L3Test",
                  traffic_type="lf_udp",side_a_speed="0M", side_b_speed="10M", session_id="Layer3Test", duration="1m",_debug_on=False, _exit_on_error=False,  _exit_on_fail=False):
-        super().__init__(lfclient_host, lfclient_port, _debug=_debug_on, _halt_on_error=_exit_on_error, _exit_on_fail=_exit_on_fail)
+        super().__init__(lfclient_host, lfclient_port, _debug=_debug_on, _exit_on_fail=_exit_on_fail)
         print("Test is about to start")
         self.host = lfclient_host
         self.port = lfclient_port
diff --git a/py-scripts/layer4_test.py b/py-scripts/layer4_test.py
old mode 100644
new mode 100755
index 4d388a80..a4030c54
--- a/py-scripts/layer4_test.py
+++ b/py-scripts/layer4_test.py
@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 
 """
 Candela Technologies Inc.
@@ -9,6 +10,10 @@ Author : Shivam Thakur
 """
 
 import sys
+if sys.version_info[0] != 3:
+    print("This script requires Python 3")
+    exit(1)
+
 if 'py-json' not in sys.path:
     sys.path.append('../py-json')
 from LANforge import LFUtils
@@ -35,7 +40,7 @@ class HTTPTest(LFCliBase):
     def __init__(self, lfclient_host="localhost", lfclient_port=8080, radio="wiphy1", sta_prefix="sta", start_id=0, num_sta=2,
                  dut_ssid="lexusdut", dut_security="open", dut_passwd="[BLANK]", upstream="eth1", name_prefix="L3Test", _test_update="",
                  url="", url_ps=600, session_id="Layer3Test", duration="1m",_debug_on=False, _exit_on_error=False,  _exit_on_fail=False):
-        super().__init__(lfclient_host, lfclient_port, _debug=_debug_on, _halt_on_error=_exit_on_error, _exit_on_fail=_exit_on_fail)
+        super().__init__(lfclient_host, lfclient_port, _debug=_debug_on, _exit_on_fail=_exit_on_fail)
         print("Test is about to start")
         self.host = lfclient_host
         self.port = lfclient_port
diff --git a/py-scripts/lf_dut_sta_vap_test.py b/py-scripts/lf_dut_sta_vap_test.py
index 4c63ecc3..d15a5137 100644
--- a/py-scripts/lf_dut_sta_vap_test.py
+++ b/py-scripts/lf_dut_sta_vap_test.py
@@ -91,7 +91,7 @@ class Login_DUT:
 # Class to Load a Scenario that has been Created in Chamber View saved under DB/[Database_Name]
 class LoadScenario(LFCliBase):
     def __init__(self, host, port, db_name, security_debug_on=False, _exit_on_error=False,_exit_on_fail=False):
-        super().__init__(host, port, _debug=security_debug_on, _halt_on_error=_exit_on_error, _exit_on_fail=_exit_on_fail)
+        super().__init__(host, port, _debug=security_debug_on, _exit_on_fail=_exit_on_fail)
         self.host = host
         self.port = port
         self.json_post("/cli-json/load", { "name": db_name, "action": 'overwrite' })
@@ -102,7 +102,7 @@ class LoadScenario(LFCliBase):
 class CreateSTA_CX(LFCliBase):
     
     def __init__(self, host, port, radio, num_sta, sta_id, ssid, security, password, upstream, protocol, min_bps, max_bps, security_debug_on=True, _exit_on_error=True, _exit_on_fail=True):
-        super().__init__(host, port, _debug=security_debug_on, _halt_on_error=_exit_on_error, _exit_on_fail=_exit_on_fail)
+        super().__init__(host, port, _debug=security_debug_on, _exit_on_fail=_exit_on_fail)
         
         self.host = host
         self.port = port
diff --git a/py-scripts/test_ipv4_l4_ftp_wifi.py b/py-scripts/test_ipv4_l4_ftp_wifi.py
index 8dfdc053..3ab45041 100755
--- a/py-scripts/test_ipv4_l4_ftp_wifi.py
+++ b/py-scripts/test_ipv4_l4_ftp_wifi.py
@@ -35,7 +35,7 @@ class IPV4L4(LFCliBase):
                  _debug_on=False,
                  _exit_on_error=False,
                  _exit_on_fail=False):
-        super().__init__(host, port, _debug=_debug_on, _halt_on_error=_exit_on_error, _exit_on_fail=_exit_on_fail)
+        super().__init__(host, port, _debug=_debug_on, _exit_on_fail=_exit_on_fail)
         self.host = host
         self.port = port
         self.ssid = ssid