If you have installed Visual Studio or even the Windows Debugger package you may no longer have Dr. Watson as your JIT (Just-in-Time) debugger. If this is the case you would have gotten a Visual Studio dialog when the application crashed, or WinDbg would’ve popped up.
To reset this execute “drwtsn32 -I” from the Start -> Run dialog.
OR
- Right click My PC / Â Properties.
- Click Advanced Tab
- Under Performance, click Settings
- Click Data Excecution Prevention tab
- Select Turn on DEP for essential Windows programs and services only
- Restart Windows
This option is selected by default, but with installation of SQL 2005 or Visual Studio it changes and start to cause a series of trouble without any information to the user.