
A copy of Firefox is already open. Only one copy of Firefox can be open at a time.
Running SnowLeopard 10.6. Downloaded Firefox. Tried to run program, but got above message.
所有回复 (3)
See these
https://support.mozilla.com/en-US/questions/794617#answer-149321
https://support.mozilla.com/en-US/questions/762530#answer-114771
Check and tell if its working.
Thank you. I had to delete my profile and the profile.ini. Firefox launched immediately. Thanks again!
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