Its already happened to me several times, just when the download is about to finish, it stops and starts the next download, and, sicne there is no support for resumig downloads on rapidshare... I have to start all over again.x)

[coalado]

This is usually a servererror. JD does not cut the connection before finishing.

To say more about your problem, I need a log. Here is a tutorial on "how to create logs".