Windows 7. Symptoms. You run an MS-DOS-based program on a computer that is running Windows 7. The program uses the MS-DOS protected mode interface. In this scenario, the program may crash. Cause. This issue occurs because of a change in the Dosx.exe file in Windows 7. Resolution. Hotfix information. A supported hotfix is available from Microsoft.

Cause. The issue occurs because the TSAWARE linker option is set in the ntvdm.exe file that is hosted by the 16-bit application. This behavior prevents the application from working correctly in a Terminal Services session. Resolution. Hotfix information. A supported hotfix is available from Microsoft.