I experienced a similar issue with Gem in Karmic on an amd64. Reverting to gem_0.90.0.1-2.2_amd64.deb from the jaunty repos allowed Gem to function with avi files. Puredata 0.41.4-1. Can provide more info if needed.
I experienced a similar issue with Gem in Karmic on an amd64. 0.1-2.2_ amd64.deb from the jaunty repos allowed Gem to function with avi files.
Reverting to gem_0.90.
Puredata 0.41.4-1.
Can provide more info if needed.