Unable to upload photos

[CharlieD]

I cannot upload photos. I followed the instructions very carefully and they will not upload. this is the message I receive:

critical error
unable to create thumbnail or reduced size image
File: /home/academi/public_html/CFC/db_input.php - Line: 666


http://www.academicangler.com/CFC/db_input.php

[Αndré]

Link to gallery doesn't work. Please post a working link.