My rails application does not start, it displays a 404 error. The application log (public_html/user/log/production.log) contains: "MissingSourceFile (no such file to load -- postgres)" The error message in the log file contains: MissingSourcefile (no such file to load) I installed Ruby Gems via whm > apache update and Ruby Rails manually. What else am I to do to get this working? Postgres was compiled as well and has always been installed. root@server [~]# which postgres /usr/bin/postgres root@server [~]# php -m [PHP Modules] bcmath calendar ctype curl domxml eAccelerator exif ftp gd gettext ionCube Loader mbstring mcrypt mysql openssl overload pcre pdf pgsql posix pspell session sockets standard swf tokenizer xml xmlrpc Zend Optimizer zlib [Zend Modules] Zend Extension Manager Zend Optimizer the ionCube PHP Loader