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02-11-2012 11:11 AM
I get the error code when I attempt to turn on and open windows defender after try to go Control Panel->Change startup programs. I get a pop-up instructing me that Windows Defender is switched off and giving me a link to "Turn on and open Windows Defender" - it's after clicking on that that I get the error message pop-up.
04-04-2012 12:34 PM
It looks like lots of folks have wanted to uninstall the Defender program. Here is some help:
This should at least get you pointed in the right direction.
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