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Why the mega key Ad-on is disabled with FF9?

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Why can't I access megaupload.com with FF9? it showed that "problem loading page"??? I dont understand because when I use FF8, it accessed normally.

Why can't I access megaupload.com with FF9? it showed that "problem loading page"??? I dont understand because when I use FF8, it accessed normally.

Chosen solution

Firefox 9.0 is a pre-release Beta version. That add-on probably hasn't been updated yet and the developer only supports full release versions of Firefox.

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Chosen Solution

Firefox 9.0 is a pre-release Beta version. That add-on probably hasn't been updated yet and the developer only supports full release versions of Firefox.