When a user closes the project or shuts down PR, then these temp folders get deleted or cleaned up. When a Mogrt is applied to a sequence, it gets unpacked in a temp folder deeeeep in the deeeeps of OS libraries.
If this auto-save version situation is the smoking gun, then what I thhiiiiiiink might be happening is the following: It looks like there are issues with using Mogrts from an Auto-Saved file which it looks like you're using from your screenshot.
Hi! So I'm not 100% sure but I think we are starting to narrow the issue down a bit.