diff --git a/services/TS29222_CAPIF_Access_Control_Policy_API/capif_acl/controllers/default_controller.py b/services/TS29222_CAPIF_Access_Control_Policy_API/capif_acl/controllers/default_controller.py
index eb047f064d5012bd8fc5743ff0e4d358ca075298..52174b1eee09160d184a65d3d412954f187240db 100644
--- a/services/TS29222_CAPIF_Access_Control_Policy_API/capif_acl/controllers/default_controller.py
+++ b/services/TS29222_CAPIF_Access_Control_Policy_API/capif_acl/controllers/default_controller.py
@@ -43,5 +43,4 @@ def access_control_policy_list_service_api_id_get(service_api_id, aef_id, api_in
     :rtype: Union[AccessControlPolicyList, Tuple[AccessControlPolicyList, int], Tuple[AccessControlPolicyList, int, Dict[str, str]]
     """
     current_app.logger.debug("Obtaining service ACLs")
-    #current_app.logger.debug(f"AEF-id: {service_api_id}")
     return accessControlPolicyApi().get_acl(service_api_id, aef_id, api_invoker_id, supported_features)
diff --git a/services/TS29222_CAPIF_Security_API/capif_security/core/validate_user.py b/services/TS29222_CAPIF_Security_API/capif_security/core/validate_user.py
index 45ec5184b5dee5a886ddbe16fa3f00eeb5172a57..04d893edc45aa4b477a123755a4aeb1d36c05868 100644
--- a/services/TS29222_CAPIF_Security_API/capif_security/core/validate_user.py
+++ b/services/TS29222_CAPIF_Security_API/capif_security/core/validate_user.py
@@ -3,7 +3,7 @@ import json
 from ..models.problem_details import ProblemDetails
 from ..encoder import JSONEncoder
 from .resources import Resource
-from .responses import internal_server_error
+from .responses import internal_server_error,serialize_clean_camel_case
 
 class ControlAccess(Resource):
 
@@ -18,6 +18,7 @@ class ControlAccess(Resource):
             if cert_entry is not None:
                 if cert_entry["cert_signature"] != cert_signature:
                     prob = ProblemDetails(title="Unauthorized", detail="User not authorized", cause="You are not the owner of this resource")
+                    prob = serialize_clean_camel_case(prob)
                     return Response(json.dumps(prob, cls=JSONEncoder), status=401, mimetype="application/json")
 
         except Exception as e:
diff --git a/services/register/register_service/core/register_operations.py b/services/register/register_service/core/register_operations.py
index 9d4bd9317d7192c1e5f2e33f1062148971490b1f..42627fd304b30322ee27a112405a5a5a2bc1da3d 100644
--- a/services/register/register_service/core/register_operations.py
+++ b/services/register/register_service/core/register_operations.py
@@ -1,4 +1,4 @@
-from flask import Flask, jsonify, request, Response, current_app
+from flask import jsonify, current_app
 from flask_jwt_extended import create_access_token
 from db.db import MongoDatabse
 from datetime import datetime
@@ -28,7 +28,7 @@ class RegisterOperations:
 
         user_info["uuid"] = user_uuid
         user_info["onboarding_date"]=datetime.now()
-        obj = mycol.insert_one(user_info)
+        mycol.insert_one(user_info)
 
         current_app.logger.debug(f"User with uuid {user_uuid} and username {user_info["username"]} registered successfully")
 
@@ -43,8 +43,8 @@ class RegisterOperations:
             exist_user = mycol.find_one({"username": username})
 
             if exist_user is None:
-                current_app.logger.debug(f"Not exister user with this credentials  : {username}")
-                return jsonify("Not exister user with this credentials"), 400
+                current_app.logger.debug(f"No user exists with these credentials: {username}")
+                return jsonify("No user exists with these credentials"), 400
 
             access_token = create_access_token(identity=(username + " " + exist_user["uuid"]))
             current_app.logger.debug(f"Access token generated for user {username} : {access_token}")
diff --git a/tests/resources/common.resource b/tests/resources/common.resource
index d4733b8ee4e12ac5477501b1e1c0ffab4a09f79d..b2f19ae673b2ee2eb0008d215707a93c0f1c1f5f 100644
--- a/tests/resources/common.resource
+++ b/tests/resources/common.resource
@@ -32,6 +32,8 @@ ${CAPIF_CALLBACK_PORT}          8086
 ${REGISTER_ADMIN_USER}          admin
 ${REGISTER_ADMIN_PASSWORD}      password123
 
+${REQUESTS_TIMEOUT}             120s
+
 ${MOCK_SERVER_URL}
 
 
diff --git a/tests/resources/common/basicRequests.robot b/tests/resources/common/basicRequests.robot
index 433a13cd74e3fb02a1333d812c9d5679a7b16b36..6d4f4569592e1685ec9b72554b9849f368db0082 100644
--- a/tests/resources/common/basicRequests.robot
+++ b/tests/resources/common/basicRequests.robot
@@ -84,7 +84,7 @@ Create Register Admin Session
 ## NEW REQUESTS TO REGISTER
 
 Post Request Admin Register
-    [Timeout]    60s
+    [Timeout]  ${REQUESTS_TIMEOUT}
     [Arguments]
     ...    ${endpoint}
     ...    ${json}=${NONE}
@@ -114,7 +114,7 @@ Post Request Admin Register
     RETURN    ${resp}
 
 Get Request Admin Register
-    [Timeout]    60s
+    [Timeout]  ${REQUESTS_TIMEOUT}
     [Arguments]
     ...    ${endpoint}
     ...    ${server}=${NONE}
@@ -142,7 +142,7 @@ Get Request Admin Register
 # NEW REQUESTS END
 
 Post Request Capif
-    [Timeout]    60s
+    [Timeout]  ${REQUESTS_TIMEOUT}
     [Arguments]
     ...    ${endpoint}
     ...    ${json}=${NONE}
@@ -172,7 +172,7 @@ Post Request Capif
     RETURN    ${resp}
 
 Get Request Capif
-    [Timeout]    60s
+    [Timeout]  ${REQUESTS_TIMEOUT}
     [Arguments]
     ...    ${endpoint}
     ...    ${server}=${NONE}
@@ -198,7 +198,7 @@ Get Request Capif
     RETURN    ${resp}
 
 Get CA Vault
-    [Timeout]    60s
+    [Timeout]  ${REQUESTS_TIMEOUT}
     [Arguments]
     ...    ${endpoint}
     ...    ${server}=${NONE}
@@ -225,7 +225,7 @@ Get CA Vault
     RETURN    ${response}
 
 Put Request Capif
-    [Timeout]    60s
+    [Timeout]  ${REQUESTS_TIMEOUT}
     [Arguments]
     ...    ${endpoint}
     ...    ${json}=${NONE}
@@ -254,7 +254,7 @@ Put Request Capif
     RETURN    ${resp}
 
 Patch Request Capif
-    [Timeout]    60s
+    [Timeout]  ${REQUESTS_TIMEOUT}
     [Arguments]
     ...    ${endpoint}
     ...    ${json}=${NONE}
@@ -283,7 +283,7 @@ Patch Request Capif
     RETURN    ${resp}
 
 Delete Request Capif
-    [Timeout]    60s
+    [Timeout]  ${REQUESTS_TIMEOUT}
     [Arguments]
     ...    ${endpoint}
     ...    ${server}=${NONE}