User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.7.10) Gecko/20050716 Firefox/1.0.6 Build Identifier: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.7.10) Gecko/20050716 Firefox/1.0.6 Running Firefox 1.0.6 or Thunderbird 1.0.6 with the -profile command-line option silently fails if the directory specified is missing. Reproducible: Always Steps to Reproduce: 1. Run firefox.exe -profile c:\does-not-exist or thunderbird.exe -profile c:\does-not-exist. Actual Results: Nothing. Expected Results: Error message that c:\does-not-exist does not exist.

Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9a1) Gecko/20050825 Firefox/1.6a1 ID:2005082521 I see this too in 1.0.6. In trunk and branch I do get a message, but the wrong one (the running but not responding message)

Yeah. Like Ria said, we're still giving the wrong error message in 1.5. *** This bug has been marked as a duplicate of 278860 ***