I have found something in the syslog when restarting the laptop with the USB external hard drive attached:
Oct 14 09:24:07 johnm-laptop kernel: [ 18.207182] hub 1-0:1.0: cannot reset port 2 (err = -108) Oct 14 09:24:07 johnm-laptop kernel: [ 18.207193] hub 1-0:1.0: cannot reset port 2 (err = -108) Oct 14 09:24:07 johnm-laptop kernel: [ 18.207200] hub 1-0:1.0: cannot reset port 2 (err = -108) Oct 14 09:24:07 johnm-laptop kernel: [ 18.207207] hub 1-0:1.0: cannot reset port 2 (err = -108) Oct 14 09:24:07 johnm-laptop kernel: [ 18.207213] hub 1-0:1.0: cannot reset port 2 (err = -108) Oct 14 09:24:07 johnm-laptop kernel: [ 18.207218] hub 1-0:1.0: Cannot enable port 2. Maybe the USB cable is bad? Oct 14 09:24:07 johnm-laptop kernel: [ 18.207226] hub 1-0:1.0: cannot disable port 2 (err = -108) Oct 14 09:24:07 johnm-laptop kernel: [ 18.207233] hub 1-0:1.0: cannot reset port 2 (err = -108) Oct 14 09:24:07 johnm-laptop kernel: [ 18.207240] hub 1-0:1.0: cannot reset port 2 (err = -108) Oct 14 09:24:07 johnm-laptop kernel: [ 18.207246] hub 1-0:1.0: cannot reset port 2 (err = -108) Oct 14 09:24:07 johnm-laptop kernel: [ 18.207253] hub 1-0:1.0: cannot reset port 2 (err = -108) Oct 14 09:24:07 johnm-laptop kernel: [ 18.207259] hub 1-0:1.0: cannot reset port 2 (err = -108) Oct 14 09:24:07 johnm-laptop kernel: [ 18.207264] hub 1-0:1.0: Cannot enable port 2. Maybe the USB cable is bad? Oct 14 09:24:07 johnm-laptop kernel: [ 18.207271] hub 1-0:1.0: cannot disable port 2 (err = -108) Oct 14 09:24:07 johnm-laptop kernel: [ 18.207279] hub 1-0:1.0: cannot reset port 2 (err = -108) Oct 14 09:24:07 johnm-laptop kernel: [ 18.207285] hub 1-0:1.0: cannot reset port 2 (err = -108) Oct 14 09:24:07 johnm-laptop kernel: [ 18.207291] hub 1-0:1.0: cannot reset port 2 (err = -108) Oct 14 09:24:07 johnm-laptop kernel: [ 18.207298] hub 1-0:1.0: cannot reset port 2 (err = -108) Oct 14 09:24:07 johnm-laptop kernel: [ 18.207304] hub 1-0:1.0: cannot reset port 2 (err = -108) Oct 14 09:24:07 johnm-laptop kernel: [ 18.207309] hub 1-0:1.0: Cannot enable port 2. Maybe the USB cable is bad? Oct 14 09:24:07 johnm-laptop kernel: [ 18.207316] hub 1-0:1.0: cannot disable port 2 (err = -108) Oct 14 09:24:07 johnm-laptop kernel: [ 18.207323] hub 1-0:1.0: cannot reset port 2 (err = -108) Oct 14 09:24:07 johnm-laptop kernel: [ 18.207330] hub 1-0:1.0: cannot reset port 2 (err = -108) Oct 14 09:24:07 johnm-laptop kernel: [ 18.207336] hub 1-0:1.0: cannot reset port 2 (err = -108) Oct 14 09:24:07 johnm-laptop kernel: [ 18.207343] hub 1-0:1.0: cannot reset port 2 (err = -108) Oct 14 09:24:07 johnm-laptop kernel: [ 18.207349] hub 1-0:1.0: cannot reset port 2 (err = -108) Oct 14 09:24:07 johnm-laptop kernel: [ 18.207354] hub 1-0:1.0: Cannot enable port 2. Maybe the USB cable is bad? Oct 14 09:24:07 johnm-laptop kernel: [ 18.207361] hub 1-0:1.0: cannot disable port 2 (err = -108) Oct 14 09:24:07 johnm-laptop kernel: [ 18.207368] hub 1-0:1.0: cannot disable port 2 (err = -108) Oct 14 09:24:07 johnm-laptop kernel: [ 18.207417] hub 1-0:1.0: hub_port_status failed (err = -108) Oct 14 09:24:07 johnm-laptop kernel: [ 18.207495] sd 3:0:0:0: [sdc] Unhandled error code Oct 14 09:24:07 johnm-laptop kernel: [ 18.207501] sd 3:0:0:0: [sdc] Result: hostbyte=DID_ERROR driverbyte=DRIVER_OK Oct 14 09:24:07 johnm-laptop kernel: [ 18.207509] end_request: I/O error, dev sdc, sector 63 Oct 14 09:24:07 johnm-laptop kernel: [ 18.207516] __ratelimit: 30 callbacks suppressed Oct 14 09:24:07 johnm-laptop kernel: [ 18.207523] Buffer I/O error on device sdc1, logical block 0 Oct 14 09:24:07 johnm-laptop kernel: [ 18.207530] Buffer I/O error on device sdc1, logical block 1 Oct 14 09:24:07 johnm-laptop kernel: [ 18.207538] Buffer I/O error on device sdc1, logical block 2 Oct 14 09:24:07 johnm-laptop kernel: [ 18.207544] Buffer I/O error on device sdc1, logical block 3 Oct 14 09:24:07 johnm-laptop kernel: [ 18.207554] Buffer I/O error on device sdc1, logical block 4 Oct 14 09:24:07 johnm-laptop kernel: [ 18.207560] Buffer I/O error on device sdc1, logical block 5 Oct 14 09:24:07 johnm-laptop kernel: [ 18.207567] Buffer I/O error on device sdc1, logical block 6 Oct 14 09:24:07 johnm-laptop kernel: [ 18.207573] Buffer I/O error on device sdc1, logical block 7 Oct 14 09:24:07 johnm-laptop kernel: [ 18.207580] Buffer I/O error on device sdc1, logical block 8 Oct 14 09:24:07 johnm-laptop kernel: [ 18.207586] Buffer I/O error on device sdc1, logical block 9 Oct 14 09:24:07 johnm-laptop kernel: [ 18.207754] sd 3:0:0:0: [sdc] Unhandled error code Oct 14 09:24:07 johnm-laptop kernel: [ 18.207759] sd 3:0:0:0: [sdc] Result: hostbyte=DID_ERROR driverbyte=DRIVER_OK Oct 14 09:24:07 johnm-laptop kernel: [ 18.207767] end_request: I/O error, dev sdc, sector 303 Oct 14 09:24:07 johnm-laptop kernel: [ 18.207888] sd 3:0:0:0: [sdc] Unhandled error code Oct 14 09:24:07 johnm-laptop kernel: [ 18.207893] sd 3:0:0:0: [sdc] Result: hostbyte=DID_ERROR driverbyte=DRIVER_OK Oct 14 09:24:07 johnm-laptop kernel: [ 18.207900] end_request: I/O error, dev sdc, sector 63 Oct 14 09:24:07 johnm-laptop kernel: [ 18.215869] sd 3:0:0:0: [sdc] Unhandled error code Oct 14 09:24:07 johnm-laptop kernel: [ 18.215877] sd 3:0:0:0: [sdc] Result: hostbyte=DID_ERROR driverbyte=DRIVER_OK Oct 14 09:24:07 johnm-laptop kernel: [ 18.215886] end_request: I/O error, dev sdc, sector 0 Oct 14 09:24:07 johnm-laptop kernel: [ 18.216132] sd 3:0:0:0: [sdc] Unhandled error code Oct 14 09:24:07 johnm-laptop kernel: [ 18.216138] sd 3:0:0:0: [sdc] Result: hostbyte=DID_ERROR driverbyte=DRIVER_OK Oct 14 09:24:07 johnm-laptop kernel: [ 18.216146] end_request: I/O error, dev sdc, sector 0 Oct 14 09:24:07 johnm-laptop kernel: [ 18.216427] sd 3:0:0:0: [sdc] Unhandled error code Oct 14 09:24:08 johnm-laptop gdm-binary[1167]: WARNING: Unable to load file '/etc/gdm/custom.conf': No such file or directory Oct 14 09:24:09 johnm-laptop gdm-binary[1167]: WARNING: Unable to find users: no seat-id found Oct 14 09:24:09 johnm-laptop gdm-simple-slave[1316]: WARNING: Unable to load file '/etc/gdm/custom.conf': No such file or directory Oct 14 09:24:09 johnm-laptop kernel: [ 18.216433] sd 3:0:0:0: [sdc] Result: hostbyte=DID_ERROR driverbyte=DRIVER_OK Oct 14 09:24:09 johnm-laptop kernel: [ 18.216441] end_request: I/O error, dev sdc, sector 0 Oct 14 09:24:09 johnm-laptop kernel: [ 19.880038] hub 1-0:1.0: cannot reset port 6 (err = -108) Oct 14 09:24:09 johnm-laptop kernel: [ 19.880191] hub 1-0:1.0: cannot reset port 6 (err = -108) Oct 14 09:24:09 johnm-laptop kernel: [ 19.880338] hub 1-0:1.0: cannot reset port 6 (err = -108) Oct 14 09:24:09 johnm-laptop kernel: [ 19.880500] hub 1-0:1.0: cannot reset port 6 (err = -108) Oct 14 09:24:09 johnm-laptop kernel: [ 19.880647] hub 1-0:1.0: cannot reset port 6 (err = -108) Oct 14 09:24:09 johnm-laptop kernel: [ 19.880784] hub 1-0:1.0: Cannot enable port 6. Maybe the USB cable is bad? Oct 14 09:24:09 johnm-laptop kernel: [ 19.880960] hub 1-0:1.0: cannot disable port 6 (err = -108) Oct 14 09:24:09 johnm-laptop kernel: [ 19.881155] hub 1-0:1.0: cannot reset port 6 (err = -108) Oct 14 09:24:09 johnm-laptop kernel: [ 19.881298] hub 1-0:1.0: cannot reset port 6 (err = -108) Oct 14 09:24:09 johnm-laptop kernel: [ 19.881436] hub 1-0:1.0: cannot reset port 6 (err = -108) Oct 14 09:24:09 johnm-laptop kernel: [ 19.881586] hub 1-0:1.0: cannot reset port 6 (err = -108) Oct 14 09:24:09 johnm-laptop kernel: [ 19.881735] hub 1-0:1.0: cannot reset port 6 (err = -108) Oct 14 09:24:09 johnm-laptop kernel: [ 19.881876] hub 1-0:1.0: Cannot enable port 6. Maybe the USB cable is bad? Oct 14 09:24:09 johnm-laptop kernel: [ 19.882050] hub 1-0:1.0: cannot disable port 6 (err = -108) Oct 14 09:24:09 johnm-laptop kernel: [ 19.882201] hub 1-0:1.0: cannot reset port 6 (err = -108) Oct 14 09:24:09 johnm-laptop kernel: [ 19.882336] hub 1-0:1.0: cannot reset port 6 (err = -108) Oct 14 09:24:09 johnm-laptop kernel: [ 19.882476] hub 1-0:1.0: cannot reset port 6 (err = -108) Oct 14 09:24:09 johnm-laptop kernel: [ 19.882615] hub 1-0:1.0: cannot reset port 6 (err = -108) Oct 14 09:24:09 johnm-laptop kernel: [ 19.882757] hub 1-0:1.0: cannot reset port 6 (err = -108) Oct 14 09:24:09 johnm-laptop kernel: [ 19.882898] hub 1-0:1.0: Cannot enable port 6. Maybe the USB cable is bad? Oct 14 09:24:09 johnm-laptop kernel: [ 19.883081] hub 1-0:1.0: cannot disable port 6 (err = -108) Oct 14 09:24:09 johnm-laptop kernel: [ 19.883234] hub 1-0:1.0: cannot reset port 6 (err = -108) Oct 14 09:24:09 johnm-laptop kernel: [ 19.883381] hub 1-0:1.0: cannot reset port 6 (err = -108) Oct 14 09:24:09 johnm-laptop kernel: [ 19.883532] hub 1-0:1.0: cannot reset port 6 (err = -108) Oct 14 09:24:09 johnm-laptop kernel: [ 19.883679] hub 1-0:1.0: cannot reset port 6 (err = -108) Oct 14 09:24:09 johnm-laptop kernel: [ 19.883825] hub 1-0:1.0: cannot reset port 6 (err = -108) Oct 14 09:24:09 johnm-laptop kernel: [ 19.883989] hub 1-0:1.0: Cannot enable port 6. Maybe the USB cable is bad? Oct 14 09:24:09 johnm-laptop kernel: [ 19.884174] hub 1-0:1.0: cannot disable port 6 (err = -108) Oct 14 09:24:09 johnm-laptop kernel: [ 19.884339] hub 1-0:1.0: cannot disable port 6 (err = -108) Oct 14 09:24:09 johnm-laptop kernel: [ 19.885869] hub 1-0:1.0: hub_port_status failed (err = -108) Oct 14 09:24:09 johnm-laptop kernel: [ 19.886060] hub 1-0:1.0: hub_port_status failed (err = -108) The same USB external hard drive works on Ubuntu 9.04 and Windows 7 (on the same laptop)! -- Can not mount external USB hard/flash disk https://bugs.launchpad.net/bugs/450509 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
