Wrapper Codec & Format, with 2 links inside to read
-read both links in reply #1 http://forums.adobe.com/thread/1270588
Report back with the codec details of your file, use the programs below... A screen shot works well to SHOW people what you are doing
Without knowing exactly which camcorder or the exact codec used in the file it is impossible to answer the question.
However, if it is standard definition DV, there used to be a format of DV AVI, Type 1 I think, that was not compatible.