Closing the Engine while having a dirty Control Rig assset/Window open does not open the save content window and prevents the engine from closing.
This issue is occurring in //UE5/Release-5.0-EarlyAccess Binary CL 16433597
This issue is occurring in NOT //UE4/Release-4.26 Binary CL 14469661
Marked as Regression
The Save Content Window does not open and give the option to save the asset and the editor does not close
The Save Content Window should open and give the option to save the asset
There's no existing public thread on this issue, so head over to AnswerHub just mention UE-118147 in the post.