I am completely stumped.  I have a great DMD displayed on my backscreen monitor.  It works excellently for all my DMD enabled tables.  To get this DMD right I used SETDMD to get them into a rough position and went through my registry to dial them in.  They all worked great.  Alas I was setting up my PinballX and when the dust settled I noticed that my DMD disappeared from all my table.  I used the proverbial ALT/Tab to select the DMD screen, but nothing was there.  I exited out of Pinballx and w