hi i can test it for you; i have a CANYON mp3 player 1G seen as ALI CORP in lsusb i have Ubuntu 10.04/amd64;
i can do the following tasks: -browse -delete -read -create folders -create empty files and modifying them (adding 78Mb text inside of them + save with gedit) i can't copy - paste/drag - drop with nautilus audio / other files this is dmesg on attaching/mounting the device [ 6228.001280] usb 1-1: new high speed USB device using ehci_hcd and address 20 [ 6228.153590] usb 1-1: configuration #1 chosen from 1 choice [ 6228.154290] scsi17 : SCSI emulation for USB Mass Storage devices [ 6228.154466] usb-storage: device found at 20 [ 6228.154468] usb-storage: waiting for device to settle before scanning [ 6233.152067] usb-storage: device scan complete [ 6233.152669] scsi 17:0:0:0: Direct-Access Audio Player PQ: 0 ANSI: 0 CCS [ 6233.154641] sd 17:0:0:0: Attached scsi generic sg3 type 0 [ 6233.155407] sd 17:0:0:0: [sdc] 2013696 512-byte logical blocks: (1.03 GB/983 MiB) [ 6233.155926] sd 17:0:0:0: [sdc] Write Protect is off [ 6233.155931] sd 17:0:0:0: [sdc] Mode Sense: 3b 00 00 00 [ 6233.155933] sd 17:0:0:0: [sdc] Assuming drive cache: write through [ 6233.166262] sd 17:0:0:0: [sdc] Assuming drive cache: write through [ 6233.166271] sdc: sdc1 [ 6233.169392] sd 17:0:0:0: [sdc] Assuming drive cache: write through [ 6233.169399] sd 17:0:0:0: [sdc] Attached SCSI removable disk this is dmesg with error - trying to drag - drop a 70M file with gnome commander(nautilus is the same) [ 6526.160039] usb 1-1: reset high speed USB device using ehci_hcd and address 20 [ 6541.280028] usb 1-1: device descriptor read/64, error -110 [ 6556.510032] usb 1-1: device descriptor read/64, error -110 [ 6556.740037] usb 1-1: reset high speed USB device using ehci_hcd and address 20 [ 6571.860034] usb 1-1: device descriptor read/64, error -110 [ 6587.090035] usb 1-1: device descriptor read/64, error -110 [ 6587.320037] usb 1-1: reset high speed USB device using ehci_hcd and address 20 [ 6592.350089] usb 1-1: device descriptor read/8, error -110 [ 6597.480148] usb 1-1: device descriptor read/8, error -110 [ 6597.710093] usb 1-1: reset high speed USB device using ehci_hcd and address 20 [ 6602.740098] usb 1-1: device descriptor read/8, error -110 [ 6607.870174] usb 1-1: device descriptor read/8, error -110 [ 6607.980052] usb 1-1: USB disconnect, address 20 [ 6607.980394] sd 17:0:0:0: Device offlined - not ready after error recovery [ 6607.980486] sd 17:0:0:0: [sdc] Unhandled error code [ 6607.980488] sd 17:0:0:0: [sdc] Result: hostbyte=DID_NO_CONNECT driverbyte=DRIVER_OK [ 6607.980491] sd 17:0:0:0: [sdc] CDB: Write(10): 2a 00 00 03 c7 e8 00 00 f0 00 [ 6607.980499] end_request: I/O error, dev sdc, sector 247784 [ 6607.982645] sd 17:0:0:0: [sdc] Unhandled error code [ 6607.982648] sd 17:0:0:0: [sdc] Result: hostbyte=DID_NO_CONNECT driverbyte=DRIVER_OK [ 6607.982651] sd 17:0:0:0: [sdc] CDB: Write(10): 2a 00 00 03 c8 d8 00 00 f0 00 [ 6607.982657] end_request: I/O error, dev sdc, sector 248024 [ 6608.090950] FAT: Directory bread(block 3954) failed [ 6608.280042] usb 1-1: new high speed USB device using ehci_hcd and address 21 [ 6623.400029] usb 1-1: device descriptor read/64, error -110 [ 6638.630023] usb 1-1: device descriptor read/64, error -110 [ 6638.860041] usb 1-1: new high speed USB device using ehci_hcd and address 22 [ 6653.980031] usb 1-1: device descriptor read/64, error -110 [ 6669.210040] usb 1-1: device descriptor read/64, error -110 [ 6669.440043] usb 1-1: new high speed USB device using ehci_hcd and address 23 [ 6674.470175] usb 1-1: device descriptor read/8, error -110 [ 6679.600110] usb 1-1: device descriptor read/8, error -110 [ 6679.830023] usb 1-1: new high speed USB device using ehci_hcd and address 24 [ 6684.860061] usb 1-1: device descriptor read/8, error -110 [ 6689.990119] usb 1-1: device descriptor read/8, error -110 [ 6690.100038] hub 1-0:1.0: unable to enumerate USB device on port 1 [ 6690.490024] usb 2-1: new full speed USB device using ohci_hcd and address 2 [ 6705.640032] usb 2-1: device descriptor read/64, error -110 [ 6720.900037] usb 2-1: device descriptor read/64, error -110 [ 6721.180030] usb 2-1: new full speed USB device using ohci_hcd and address 3 [ 6736.330035] usb 2-1: device descriptor read/64, error -110 [ 6751.590024] usb 2-1: device descriptor read/64, error -110 [ 6751.850026] usb 2-1: new full speed USB device using ohci_hcd and address 4 [ 6756.880976] usb 2-1: device descriptor read/8, error -110 [ 6757.500969] usb 2-1: device descriptor read/8, error -62 [ 6757.670034] hub 2-0:1.0: unable to enumerate USB device on port 1 i'we disabled usb2 inside BIOS and i could write some music on the device but it had gaps(i heard them listening to media player) - i think it copied it with errors i can use it with full functionality with win xp sp3; win7 has the same bug as ubuntu the media player device is a usb 2 device i think (i can read files at ~ 5Mb and write at ~1Mb) i'll keep looking for a solution for this problem an for softare disable ehci_hcd driver... ** Changed in: ubuntu Status: Invalid => Confirmed -- mp3 player like Ali. Corp Audio PLayer https://bugs.launchpad.net/bugs/365006 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