you need to install the codecs to play media contents. you can install them from ubuntu software center by searching ubuntu restricted extras .please try that and let us know if that solves the problem
** Changed in: totem (Ubuntu) Status: New => Incomplete -- movie player will not play ubuntu 10.10 need plugin https://bugs.launchpad.net/bugs/677326 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs