
A short message popped up on the registration of passwords, bookmarks, etc. Because the other option seemed worse than the reset, and Firefox Reseting seemed relatively painless, I clicked OK. I started Firefox earlier today and received a message about a problem with Firefox and he had to be reset. Thunderbird doesn't start and gives this message in a message windowįirefox is already running but is not responding? Simple answers don't seem to work To open a new window, you must close the current Thunderbird process, or restart your system. Thunderbird is already running but is not responding. John.I cannot give other details that it has become very annoying I tried everything the internet suggested but it continues to wreak havoc. To open a new window, you must first close the existing Firefox process, or restart your system. Firefox is already running but is not responding. I keep having a problem with this error message.

Search the firefox process firefox.exe and kill him with for example the Task Manager. I had a computer scientist to try everything, and we cannot on it to open it.


I installed FF on my new computer, Windows 7 Toshiba, I get the message Firefox is already running but is not responding.

I have message handler Firefox is already running but is not responding.
