Thankyou very much, the new kernel linux - 2.6.32-33.72 works perfectly well.
Problem solved, nor crash, safely removing usb hd works. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/811745 Title: Whole system freeze after safely remove external usb drive To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/811745/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs