@GitHK review

Author: sanderegg

packages/models-library/src/models_library/projects_state.py

@@ -170,7 +170,7 @@ def check_model_valid(self) -> Self:
         elif not self.current_user_groupids and (
             self.status is not ProjectStatus.MAINTAINING
         ):
-            msg = f"If the project is {self.status=}, the current_users list must not be None"
+            msg = f"If the project is {self.status=}, the current_users list must not be empty"
             raise ValueError(msg)
 
         return self