Then you need to reinstall. When creating animations first it asks what you want to name it and where. image sequences or avi's are your only option. AS it should be. Anyway, then next window that comes up are all the codecs installed on your system. Did you install media player? If not, thats why you are having trouble as it cannot find any codecs which are required. Even if you select uncompressed. Try unistaklling media player and then reinstalling. also, go to curious labs to get the 4.03 update. Just in case JanP