Autosave not working correctly

Summary

Autosaves not saving correctly and causing missing assets and reverted changes when UEFN isnt closed properly or crashes -URGENT

Please select what you are reporting on:

Unreal Editor for Fortnite

What Type of Bug are you experiencing?

Stability

Steps to Reproduce

Create, import and edit assets, such as materials, material instances and other things. Wait for an autosave. Then force a crash (if possible) and check that all assets are there as they were when autosaved

Expected Result

The assets should be restored to the state they were in when autosaved

Observed Result

The assets are not restored to the state upon autosave. Some assets are missing, some are blank, and deleted things return

Platform(s)

PC

Additional Notes

This has only recently come up. Ive noticed that if I make a material and then another one after, the first one returns blank after a crash and the 2nd is fine. Sometime deleted assets return, and any imports are removed