Looking for some help, Installed steam fine the first time, went to install half life and portal. Crashed and gave me and error the application terminated. went to start it again and got another error could no start application. I uninstalled, removed all the files from library. Re installed and now getting: Mac steam failed to load: *steamstartengine (0xbfffde18) failed with error 1: cmultifieldblob(pseriaslized): Bad Field - extends past end of blog I have ran disk permissions repair and retried install, same error. Any Ideas? Thank you!