i have the same problem i have three monitors all working great but get the min requirements error if i have all three pluged in, if i unplug third monitor everything is ok,want to get a panaromic view 2wo minitors is a grin, three will be ohhh so nice.system is a zt affinity 7623mi i7 quad 16gb memBy the way the usb to vga adapter for a monitor works great lots cheaper then a three head card .i startred with fresh install and everything worked ok then installed sp1 and sp2 that is when i got the error i uninstalled sp2 and now everything is ok no error i just need to get right monitor to allow view to be draged into it undocking isnt working.just found reason for the error at http://www.flightsim.com/vbfs/showthread.php?158855-FSX-adding-SP2-stops-it-working&p=1086688#post1086688