Running the 3D Modeling Studio version of Imagine 2.0 on my 486SL2/50 (12 MB, msdos 6.2, doublespaced drive, AMIBIOS, 1992) causes it to reset. The /noxms switch returns to the c: prompt. I tried the recommended config and autoexec files: DEVICE=C:\DOS\HIMEM.SYS BUFFERS=10,0 FILES=40 DOS=UMB LASTDRIVE=S FCBS=16,0 DEVICEHIGH=C:\DOS\SETVER.EXE DOS=HIGH devicehigh=mouse.sys STACKS=9,256…