I'm trying to animate a flock of birds essentially flying randomly, and I'm experiencing a problem with motion blur and particle systems. Forgive if something's been posted before, but I wasn't able to dig it up in a timely fashion. The birds are animated, linked to a path, set into a particle syste...

Figured out that it was having a problem with rendering avi's with transparency (took getting a copy of 7 and using two different computers to trace the problem) - but now that I'm on 7... hey! Um... So, does anybody else have a problem keyframing opacity? Sometimes it works, on some things, but oth...

Trying to use an AVI as a rolling background, and the animation stops at about 700 frames (it's rendered at 24 fps, just like my anime file, and it's 1024 frames long). My timeline is 2100, so it's not just stopping the animation because the file is done. Also, if I import the AVI again at the point...