diff --git a/docker-compose.yml b/docker-compose.yml
index 8130b72..eea4933 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -9,6 +9,7 @@ services:
     restart: unless-stopped
     volumes:
       - ./data:/var/lib/mysql
+    command: --max_connections=2000
   # this container's job is to initialize MySQL database. It should run just 1 time.
   databunker-init:
     #build: .
diff --git a/src/storage/mysql-storage.go b/src/storage/mysql-storage.go
index 2b62f31..2a04e9d 100644
--- a/src/storage/mysql-storage.go
+++ b/src/storage/mysql-storage.go
@@ -492,13 +492,16 @@ func (dbobj MySQLDB) getRecordInTableDo(q string, values []interface{}) (bson.M,
 	}
 	defer tx.Rollback()
 	rows, err := tx.Query(q, values...)
-	if err == sql.ErrNoRows {
-		return nil, nil
-	} else if err != nil {
+	if err != nil {
+		if rows != nil {
+			rows.Close()
+		}
+		if err == sql.ErrNoRows {
+			return nil, nil
+		}
 		return nil, err
 	}
 	defer rows.Close()
-
 	flag := rows.Next()
 	if flag == false {
 		fmt.Printf("no result, flag: %t\n", flag)
diff --git a/src/users_api.go b/src/users_api.go
index 9040ff3..eca99b3 100644
--- a/src/users_api.go
+++ b/src/users_api.go
@@ -146,7 +146,7 @@ func (e mainEnv) userGet(w http.ResponseWriter, r *http.Request, ps httprouter.P
 		event.Record = userTOKEN
 	}
 	if err != nil {
-		returnError(w, r, "internal error", 405, nil, event)
+		returnError(w, r, "internal error", 405, err, event)
 		return
 	}
 	authResult = e.enforceAuth(w, r, event)