after upgrading from Ubuntu 12.04 to 12.10, apache stopped working, now gives error 500
Internal Server Error
The server encountered an internal error or misconfiguration and was unable to complete your request.
Please contact the server administrator, webmaster@localhost and inform them of the time the error occurred, and anything you might have done that may have caused the error.
More information about this error may be available in the server error log.
Apache/2.2.22 (Ubuntu) Server at localhost Port 80
/var/log/apache/error.log, you will find better clue... – Jan Marek Oct 22 '12 at 15:19500 Internal server errors. This question will never help any future visitors in its current state. – Ladadadada Oct 22 '12 at 15:45