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cannot open firefox

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Julie Mategrano
Julie Mategrano
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Keep getting error message that "cannot open firefox because a copy if already open. Only one copy can be open at a time." And there is NO firefox app open. I tried deleting the app and re downloading/installing again, but that didn't work.

Help and suggestions please?

Keep getting error message that "cannot open firefox because a copy if already open. Only one copy can be open at a time." And there is NO firefox app open. I tried deleting the app and re downloading/installing again, but that didn't work. Help and suggestions please?

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