When this happened to me a few days ago verifying the engine install fixed things. The problem was instigated by copying a RunUAT script with -compile on - seems that it would be good to do some error checking BEFORE deleting installed files!
When this happened to me a few days ago verifying the engine install fixed things. The problem was instigated by copying a RunUAT script with -compile on - seems that it would be good to do some error checking BEFORE deleting installed files!