i cannot add employees and customers

[gulz91]

Hi

i have installed version 1.3.1. installation went well but I cannot add more employees , customers and genrate pdf for some reason. when ever i try always get this error below. can some one please help me out.

Thanks.


Internal Server Error

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

Please contact the server administrator, [email protected] 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.

Additionally, a 500 Internal Server Error error was encountered while trying to use an ErrorDocument to handle the request.