Try this
https://github.com/EpicGames/UnrealEngine/commit/3d6246d201ffa0e7ce7480ac9deb8b0a55b59858
Looks like its finally resolved in 5.3 Released!
Edit:Looks like there is still a horrible leak but at least its manageable. If you use the search while debugging you basically freeze up.
Iām getting this issue less frequently, but it still happens. Iām not using search either; just stepping through nodes of a small function.