Last night I installed the Aerosoft Bronco X, using the brand-new installer for P3Dv4. After doing some traffic circuits with it I called it a day. Then today I downloaded the new PMDG installers for the 747 and the 777 in P3Dv4, deinstalled the 747 and the 777, and reinstalled them using the new installers.. Both came up with dead cockpits, with a hint to a problem with the PMDG dll file being unavailable (although it was where it was supposed to be, and also the dll.xml entry for it