diff --git a/src/common/tools/object_factory/Service.py b/src/common/tools/object_factory/Service.py
index 3dcc83a84a24b9c0ad034ec44031aa104b9a1cf4..5c0a60776e65acf487696c6e18cb748915aca4b0 100644
--- a/src/common/tools/object_factory/Service.py
+++ b/src/common/tools/object_factory/Service.py
@@ -44,7 +44,7 @@ def json_service(
 
 def json_service_l2nm_planned(
         service_uuid : str, endpoint_ids : List[Dict] = [], constraints : List[Dict] = [],
-        config_rules : List[Dict] = [], context_uuid : str = DEFAULT_CONTEXT_UUID
+        config_rules : List[Dict] = [], context_uuid : str = DEFAULT_CONTEXT_NAME
     ):
 
     return json_service(
diff --git a/src/common/tools/object_factory/Slice.py b/src/common/tools/object_factory/Slice.py
index 2376784e3237992ab3d18d9d70db41b3a3f23560..6ab666aa6ed379eb0b8948b1178aa13069d70bf4 100644
--- a/src/common/tools/object_factory/Slice.py
+++ b/src/common/tools/object_factory/Slice.py
@@ -14,9 +14,7 @@
 
 import copy
 from typing import Dict, List, Optional
-from common.Constants import DEFAULT_CONTEXT_UUID
 from common.proto.context_pb2 import SliceStatusEnum
-from common.tools.object_factory.Context import json_context_id
 
 def get_slice_uuid(a_endpoint_id : Dict, z_endpoint_id : Dict) -> str:
     return 'slc:{:s}/{:s}=={:s}/{:s}'.format(
@@ -32,13 +30,13 @@ def json_slice_owner(owner_uuid : str, owner_string : str) -> Dict:
     return {'owner_uuid': {'uuid': owner_uuid}, 'owner_string': owner_string}
 
 def json_slice(
-    slice_uuid : str, context_uuid : str = DEFAULT_CONTEXT_UUID,
+    slice_uuid : str, context_id : Optional[Dict] = None,
     status : SliceStatusEnum = SliceStatusEnum.SLICESTATUS_PLANNED, endpoint_ids : List[Dict] = [],
     constraints : List[Dict] = [], config_rules : List[Dict] = [], service_ids : List[Dict] = [],
     subslice_ids : List[Dict] = [], owner : Optional[Dict] = None):
 
     result = {
-        'slice_id'          : json_slice_id(slice_uuid, context_id=json_context_id(context_uuid)),
+        'slice_id'          : json_slice_id(slice_uuid, context_id=context_id),
         'slice_status'      : {'slice_status': status},
         'slice_endpoint_ids': copy.deepcopy(endpoint_ids),
         'slice_constraints' : copy.deepcopy(constraints),