I am recieving this error it looks like it can not create the thumbnail. I have the site running on IIS 6. I followed the installation instructions and updated the directory in the config file.
Warning: exec(): Unable to fork ["C:\Program Files\ImageMagick-5.5.6-Q16\mogrify.exe" -size 75x100 -quality 70 -geometry 75x100 D:/Hawaiianline/MediaGallery/data/500/1DSCN01201jpg-thumb.jpg] in D:\Hawaiianline\MediaGallery\image-inc.php on line 58
Aloha!
