Michael Norman wrote re the U2 command SA/RTF/NVI just tried SA/RTF/NV in my TameDOS Xy, which is run on AUTOXY.NT in the Windows PIF Instructions (rather than AUTOEXEC.NT).Brother did TAME hate that /NV switch.It did crash NTVDM, producing this error message: "The NTVDM CPU has encountered an illegal instruction. CS:8b1c IP:1538 OP:63 3f 2d 31 44"Hitting "Ignore" produced the same error with different hex, which I didn't note down.I'll cc this to David Thomas. Harry Binswanger hb@xxxxxxxx