When testing with SBMSR v3.11, the following problems were found: Starting twice continuously, both using the default options, both resulted in a system crash. It reached: Now setting up the RAM disk The necessary tools have been successfully loaded to drive H: MouseClip is installed DOSLFN 0.32 o Wrong content of file GB2312)D:\myfiles\buke.jpg i1/4 or cannot read! high loaded consuming 17520 bytes. It crashed at this point. Another time, starting with the boot disk of Ms-dos7.10, then selecting the second item later, Real Mode, without using V.C. It started successfully, but finally, the two lines of text "A:\>Your program caused a divide everflow error If the program persists, contact your prgram vendor." kept scrolling up, and no operations could be performed. Even the Ctrl+Alt+Del three keys could not stop it.