album function error

[rob01]

someone know what could be wrong with this::

Fatal error: Call to undefined function imagecreatefromfile() in /home/robtbs/public_html/bbs/album.php(995) : eval()'d code on line 6

that happen just after i upload a new picture to my vb album :S

any idea?

[Dismounted]

This is caused by a modification you have installed. Disable each in turn until you find the culprit.