Running Nonnative Applications in Windows 2000 Professional
If a malfunctioning application locks up a VDM, use the following procedure to terminate the VDM.
To terminate an MS-DOS VDM
Press CTRL+SHIFT+ESC to display the Task Manager.
Click the Applications tab.
Click the name of the application, and then click End Task .
If the application does not respond, another dialog box appears giving you the option to wait or to end the task.