i upload list not success, please help


New Member

i dont know what happen to my mailwizz, i try to upload list, but come out this msg

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

Please contact the server administrator at webmaster@mydomain.com to inform them of the time this error occurred, and the actions you performed just before this error.

More information about this error may be available in the server error log.