I am receiving this message every time I start my computer and when I start my browser "what happened:TypeError: Components.classes['@mozilla.org/extensions/manager;1'] is undefined"
what happened:TypeError: Components.classes['@mozilla.org/extensions/manager;1'] is undefined
This message appears every time I start my computer and every time I start my browser. It affects the dialog boxes for different sites.
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See this thread: https://support.mozilla.com/en-US/questions/775922