diff --git a/src/py/flwr/server/superlink/fleet/vce/vce_api.py b/src/py/flwr/server/superlink/fleet/vce/vce_api.py
index 10cf6533700c..9736ae0fb57f 100644
--- a/src/py/flwr/server/superlink/fleet/vce/vce_api.py
+++ b/src/py/flwr/server/superlink/fleet/vce/vce_api.py
@@ -24,7 +24,6 @@
 
 from flwr.client.client_app import ClientApp, LoadClientAppError
 from flwr.client.node_state import NodeState
-from flwr.common.constant import ErrorCode
 from flwr.common.logger import log
 from flwr.common.message import Error
 from flwr.common.object_ref import load_app
@@ -95,7 +94,7 @@ async def worker(
             log(ERROR, ex)
             log(ERROR, traceback.format_exc())
             reason = str(type(ex)) + ":<'" + str(ex) + "'>"
-            error = Error(code=ErrorCode.CLIENT_APP_RAISED_EXCEPTION, reason=reason)
+            error = Error(code=0, reason=reason)
             out_mssg = message.create_error_reply(error=error)
 
         finally: