Island Load Failure After Backing Up a World, and then Changing Island

Summary

Islands not changing and progress being lost.

Please select what you are reporting on:

Creative

What Type of Bug are you experiencing?

Assets

Steps to Reproduce

Change islands.
(Possible causes in my opinion:
-Backing up a prior Island
-Interrupting an autosave
-Having Started and ended the game many times
-Network connection)

Expected Result

The Island changes to the chosen one.

Observed Result

Failure of Loading the chosen Island.

Platform(s)

pc

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Additional Notes

I don’t think its a connection error because the server was still running well and people could join it. This has been happening for a month now.