This is a common and longstanding crash that has occurred since at least 4.15.
Originally this was being tracked under
UE-27124 due to sharing the same callstack, but that had specific repro steps that have been confirmed fixed for 4.18, while users are still hitting this callstack in 4.18.
repro steps currently unknown
There's no existing public thread on this issue, so head over toAnswerHub just mention UE-51948 in the post.