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I can't get Firefox to start. It says that Firefox is already running after re-install and re-start it again. I have deleted all profiles, but no luck. HELP!

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I can't get Firefox to start. It says that Firefox is already running after re-install and re-start it again. I have deleted all profiles, but no luck. HELP! edit

I can't get Firefox to start. It says that Firefox is already running after re-install and re-start it again. I have deleted all profiles, but no luck. HELP! edit

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