@Spike88 Due to my lack of knowledge of Skyhawk, I didn't expect it would have a patch for RRNF. It's possible that there is now a "patch loop" situation as the key RRNF = Yes will exist more than once in the affected parts. Only the first found instance will be changed, then likely, my patches come back, finding the 2nd instance of this key with this value, but also find that the engine situation is changed and will cause B9PS to make noise. I'd really rather that the Skyhawk dev sent those cha