[EDITOR] I deleted a few triangles in the modeling tools and then waited 7 minutes for the editor to save my changes

Summary

the editor is completely unresponsive during this time and i cannot use it to do anything in parallel.

Please select what you are reporting on:

Unreal Editor for Fortnite

What Type of Bug are you experiencing?

UI/Tools

Steps to Reproduce

drop a large mesh into the level
select it in the modeling tools
delete a few triangles
click Accept

Expected Result

only takes a few min max to save my mesh

Observed Result

7+ min the editor use is blocked

Platform(s)

windows