failed to load world summary

Put the summary of the bug you're having here

What I expected to happen was...:
i shut down my pc and when i opened it i was expected that the game /world will opened normal
Describe what happened here

but actually the world did not open and having a bug that falied to load world summary

Steps to Reprodfailuce:
1. Put a step by step guide on how to trigger the bug here
2. ...
3. ...