INSTALLATION PROBLEM

Hi Experts,
Yesterday I installed the application on my local machine and its working perfectly but when i tried to upload into my server its giving me an errorr that is

500 Internal Server Error

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

Please contact the server administrator, Cette adresse e-mail est protégée contre les robots spammeurs. Vous devez activer le JavaScript pour la visualiser. 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.

can u guide me what is the problem . I uploaded other php application in the same server and its is working fine. My php version is PHP Version 5.3.3

Thanks,
Waqas