500 Internal Server Error when setting up Apache on Ubuntu+Django

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http://serverfault.com – I tried with Apache on ubuntu 9.04 and get the same error: 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. And my apache/error.log is: [Sat Oct 06 09:32:04 2012] [error] [client] ServerName: 'sapint2' [Sat Oct 06 09:32:04 2012] [error] [client] Do (HowTos)