The issue you encountered appears because the Security Center does not detect BullGuard properly when it starts. I would recommend you [url=http://www.bullguard.com/help/3/10/EN/SU/module_support_cont ...
Hey,
The Mozilla Thunderbird 5 issue is known and we are currently working on a fix for it, while the Firefox 5 issue has been solved and all you need to do is make sure that your BullGuard applica ...