album v2.7

[webmasterwm]

al momento dell invio di una cartolina compare il seguente errore
fatalerror:call to a memeber function on a non-object in /web/htdocs/nomesito/home/mainfile.php on line 325
di conseguenza alla arrivo della cartolina che non compare da questo errore
Internal Server Error
The server encountered an internal error or misconfiguration and was unable to complete your request.

Please contact the server administrator, postmaster@angeliedemoni.com 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.

help cosa devo fare??????