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After updating my version 5 to 6, to load the program I get a message that says "Type Error: Components.classes [cid] is undefined" (OK). You could tell me as I have to do to remove this message?

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After updating my version 5 to 6, to load the program I get a message that says "Type Error: Components.classes [cid] is undefined" (OK). You could tell me as I have to do to remove this message?

After updating my version 5 to 6, to load the program I get a message that says "Type Error: Components.classes [cid] is undefined" (OK). You could tell me as I have to do to remove this message?

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After updating my version 5 to 6, to load the program I get a message that says "Type Error: Components.classes [cid] is undefined" (OK). You could tell me as I have to do to remove this message?

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This issue can be caused by an extension that isn't working properly.

Start Firefox in Diagnose Firefox issues using Troubleshoot Mode to check if one of the extensions is causing the problem (switch to the DEFAULT theme: Firefox (Tools) > Add-ons > Appearance/Themes).