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This is an error message you will get anywhere on campus if you are logged in to a computer (say, you've left your laptp laptop on in your dorm room), have Firefox open, and try to use Firefox on another computer on campus. By following these steps you can use the Firefox web-browser simultaneously on more than one computer on Campus.
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2. In the box that pops up type firefox.exe -ProfileManager (Warning: capitalization and spaces count) then click ok
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