EXEC() has been disabled for security reasons!!!

[joelgomez]

Warning: exec() has been disabled for security reasons in /var/www/html/photos/include/picmgmt.inc.php on line 162

Warning: chmod(): No such file or directory in /var/www/html/photos/include/picmgmt.inc.php on line 224

Warning: getimagesize(./albums/edit/preview_b4de549f.jpg): failed to open stream: No such file or directory in /var/www/html/photos/include/picmgmt.inc.php on line 226

I already reviewed the CHMOD of the folders, all are OK (755). Has someone HACKED my Coppermine Gallery? What should I do?

Warm Regards,
Joel Gomez
www.galeria4x4.com.mx

[joelgomez]

OK, I've just read the previous related message, but still do not know what to do to correct this problem!!! Well, I should try "passthrou()" before asking...