error querying workflow data in external project

Hello, teacher.
When I was querying the workflow in the newly created project, the following error occurred:

Thank you for your reply, teacher

No source file, test, or entry point is named; begin by reproducing the workflow-data query in the newly created external project and compare the resulting error with the attached screenshots. Done means the query completes successfully, with the failure narrowed to a specific component and a regression test or clear reproduction available.

Written by the indexing model from the issue text.