Error adding photo's with Gallery Remote Applet

When i open the gallery remote big applet and i add photos i receive the following error:

An optional part of gallery remote, ImageMagic, could not be found or is malfunctioning.

Reinstalling the ImageMagick software did not solve the problem...

----
Give us your Gallery/webserver information to get a faster answer.
Get this information from the PHP diagnostic (in the configuration wizard).
Gallery URL (optional but very useful): http://www.meelmuis.com/gallery
Gallery version: Gallery v1.4.3-pl2
Apache version: IIS 5
PHP version (don't just say PHP 4, please): 4.3.4
Graphics Toolkit:
Operating system: Windows 2000
Web browser/version (if applicable):