> I set the avatar spiderman AFTER MY TRY to upload a personal avatar. I choose Spiderman from the list of the available avatars. This works!
Ah! hey, I didnt see the spiderman one there before
I know that tikiwiki.org's server has a problem with its GD library. It could be something to do with that. I'm not sure about your setup. Do you have Image Galleries on your installation working?