Internal Server Error (random pops up)

Hey, this is mega random I can’t seem to find out where and why this is happing

Is there any logs anywhere which could help me find out why this is happening?

Cheers

Internal Server Error

The server encountered an internal error or misconfiguration and was unable to complete your request.

Please contact the server administrator, [no address given] 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/2.2.16 (Debian) Server at shieldomega.com (http://shieldomega.com/) Port 80

you need to go through the apache error logs first to get any notice on what’s wrong.
Though often its a bug in the webscript you run, e.g. the websites code

If its FastCGI/PHP, you may want to see if this is the problem: http://virtualmin.com/node/19921