During Editing, Autosave causes some images into read error.
Problem happened after pasting some data from another opened file & working without saving.
During Editing autosave initated & causes some images into read error.
It is not always happened. But data loss happens.
take a look at Bug 52226
are you describing the same issue?
no feedback, so I'll mark this as a duplicate.
*** This bug has been marked as a duplicate of bug 52226 ***