[ubuntu] Cannot import audi and video files to Samsung media player

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http://ubuntuforums.org – Hi. I bought a Samsung YP-M1 EB media player from Samsung and connected it to my Ubuntu 9.10. Ubuntu detected it as a msdos USB device (which is correct). I could copy (drag and drop to folder) text files to my media player but whenever I tried to copy media and audio files, whenever I tried to unmount it, Ubuntu would attempt to write data to the media device for nearly infinite amount of times (as though it's hang) but with the status bar still jumping back and forth (Gnome desktop) and making it impossible to unmount except to just plug out the device right from the port. Whenever I try to (Hardware)