User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:188.8.131.52) Gecko/20080201 Firefox/184.108.40.206 Build Identifier: Firefox/3.0 (can't start program to get full string) FF3 won't launch on Kubuntu Dapper. I receive a message box that says I need GTK+ 2.10 or newer, but says I have version 2.8. (See URL for screen capture of the popup delivered.) I installed FF3 from the official Mozilla tar-bz download into the /opt directory (in the exact same manner than my functioning FF2.xx is running.) Reproducible: Always Steps to Reproduce: 1. 2. 3.