This issue has been closed as 'Won't Fix' due to an extended period of time without updates. If this issue is important to you please let us know by posting on the AnswerHub or UDN, and Epic will re-open the ticket for further review.
Switching levels requires paths to be rebuilt for show navigation to work if Agent radius has been changed
Expected:The navigation would remain built from the last time the level was opened
Result: The paths need to be rebuild every time the level is switched
Head over to the existingAnswerHub thread and let us know what's up.