Thanks so mutch for your fast comments! It will really help if that error got fixed because I use the device very often.
the machine is a x64. uname -a output: Linux ThinkPad-Edge 2.6.38-8-generic #42-Ubuntu SMP Mon Apr 11 03:31:24 UTC 2011 x86_64 x86_64 x86_64 GNU/Linux -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/785623 Title: System freeze sometimes by normal work [Thinkpad Edge 11] To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/785623/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs