as Workaround - I’ve duplicated level ,and was able to rebuild/save it. Delete un-saveble level, after that - renamed duplicated level to orignal level name. No clear understanding what the root cause of save issue.
as Workaround - I’ve duplicated level ,and was able to rebuild/save it. Delete un-saveble level, after that - renamed duplicated level to orignal level name. No clear understanding what the root cause of save issue.