diff -r cfd0e44ef084 -r e91b276e0771 eric7/Toolbox/SingleApplication.py --- a/eric7/Toolbox/SingleApplication.py Sat Sep 04 16:51:35 2021 +0200 +++ b/eric7/Toolbox/SingleApplication.py Sat Sep 04 20:26:21 2021 +0200 @@ -154,7 +154,7 @@ if err == QLocalSocket.LocalSocketError.ServerNotFoundError: return 0 else: - return -err + return -err.value def disconnect(self): """