Error flag - Mozill.org/extensions/manager; l'} is undefined HELP ME
Operating on Windows 7. Downloaded Firefox 4.0.1. Seams to work ok. Every time I click the Firefox icon on my screen I get the following message. "What happened: Type Error: Components.classes [' Mozill.org/ extensions/manager;1'] is undefined
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Just got this fixed thanks to community. Go yto Firefox Safe mode, disable all add-ons and reboot, then add them one by one.