Disable Dr. Watson

Click Start, click Run, type regedit.exe in the Open box, and then click OK.
Locate and click the following registry key:
HKEY_LOCAL_MACHINE\Software\Microsoft\Windows NT\CurrentVersion\ AeDebug

NOTE: Steps three and four are optional, but they necessary if you want to restore the default use of Dr. Watson. Click the AeDebug key, and then click Export Registry File on the Registry menu.
Enter a name and location for the saved registry file, and then click Save.
Delete the AeDebug key.
To Enable Dr. Watson
At a command prompt, type the following line, and then press ENTER: drwtsn32 -i
Double-click the .reg file you created in steps three and four above.
From MS Q188296.

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