Bonsoir,
Une clé USB Emtec 16GB me pose des soucis... parce qu'elle n'est reconnue depuis quelque temps que sous Windows:
- quand je l'ai obtenue, elle se connectait sans souci sur mon ordinateur (Ubuntu 16.04);
- puis depuis janvier environ, avec plus de souci, j'arrivais à la connecter, à coup de "sudo mount";
- mais depuis un mois, rien: "sudo mount" m'envoie bouler avec un message de clé non détectée...
Pourtant, un coup de lsblk l'affiche une fois que j'ai enfilé la clé... même si la ligne associée "disparaît" au bout de 3 minutes environ.
Le dmesg peut aussi aider à la résolution, même si je n'y comprends pas grand chose:
[81254.122990] usb 3-1: new high-speed USB device number 88 using xhci_hcd
[81254.253592] usb 3-1: New USB device found, idVendor=6557, idProduct=0122
[81254.253602] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[81254.253607] usb 3-1: Product: USB Flash Disk
[81254.253612] usb 3-1: Manufacturer: General
[81254.253615] usb 3-1: SerialNumber: 04741E000000921F
[81254.254851] usb-storage 3-1:1.0: USB Mass Storage device detected
[81254.255916] scsi host18: usb-storage 3-1:1.0
[81255.256076] scsi 18:0:0:0: Direct-Access General USB Flash Disk 1.00 PQ: 0 ANSI: 4
[81255.257031] sd 18:0:0:0: Attached scsi generic sg2 type 0
[81255.257214] sd 18:0:0:0: [sdb] 30548048 512-byte logical blocks: (15.6 GB/14.6 GiB)
[81255.257399] sd 18:0:0:0: [sdb] Write Protect is off
[81255.257405] sd 18:0:0:0: [sdb] Mode Sense: 03 00 00 00
[81255.257574] sd 18:0:0:0: [sdb] No Caching mode page found
[81255.257580] sd 18:0:0:0: [sdb] Assuming drive cache: write through
[81255.259642] sdb: sdb1
[81255.261445] sd 18:0:0:0: [sdb] Attached SCSI removable disk
[81286.285913] usb 3-1: reset high-speed USB device number 88 using xhci_hcd
[81317.316145] usb 3-1: reset high-speed USB device number 88 using xhci_hcd
[81348.362564] usb 3-1: reset high-speed USB device number 88 using xhci_hcd
[81379.328952] usb 3-1: reset high-speed USB device number 88 using xhci_hcd
[81379.440612] usb 3-1: device descriptor read/64, error 18
[81379.656626] usb 3-1: device descriptor read/64, error 18
[81379.872557] usb 3-1: reset high-speed USB device number 88 using xhci_hcd
[81379.984631] usb 3-1: device descriptor read/64, error 18
[81380.200660] usb 3-1: device descriptor read/64, error 18
[81380.416526] usb 3-1: reset high-speed USB device number 88 using xhci_hcd
[81380.433513] usb 3-1: device descriptor read/8, error -61
[81380.553561] usb 3-1: device descriptor read/8, error -61
[81380.768612] usb 3-1: reset high-speed USB device number 88 using xhci_hcd
[81380.785509] usb 3-1: device descriptor read/8, error -61
[81380.905643] usb 3-1: device descriptor read/8, error -61
[81381.008556] usb 3-1: USB disconnect, device number 88
[81381.008656] sd 18:0:0:0: Device offlined - not ready after error recovery
[81381.016491] sd 18:0:0:0: [sdb] tag#0 FAILED Result: hostbyte=DID_NO_CONNECT driverbyte=DRIVER_OK
[81381.016506] sd 18:0:0:0: [sdb] tag#0 CDB: Read(10) 28 00 01 d2 1f 80 00 00 08 00
[81381.016510] blk_update_request: I/O error, dev sdb, sector 30547840
[81381.164343] usb 3-1: new high-speed USB device number 89 using xhci_hcd
[81381.276558] usb 3-1: device descriptor read/64, error 18
[81381.492440] usb 3-1: device descriptor read/64, error 18
[81381.708380] usb 3-1: new high-speed USB device number 90 using xhci_hcd
[81381.820412] usb 3-1: device descriptor read/64, error 18
[81382.036483] usb 3-1: device descriptor read/64, error 18
[81382.252328] usb 3-1: new high-speed USB device number 91 using xhci_hcd
[81382.269418] usb 3-1: device descriptor read/8, error -61
[81382.389388] usb 3-1: device descriptor read/8, error -61
[81382.604310] usb 3-1: new high-speed USB device number 92 using xhci_hcd
[81382.629404] usb 3-1: device descriptor read/8, error -61
[81382.749362] usb 3-1: device descriptor read/8, error -61
[81382.852362] usb usb3-port1: unable to enumerate USB device
[81382.976325] usb 3-1: new high-speed USB device number 93 using xhci_hcd
[81383.088381] usb 3-1: device descriptor read/64, error 18
[81383.304529] usb 3-1: device descriptor read/64, error 18
[81383.520265] usb 3-1: new high-speed USB device number 94 using xhci_hcd
[81383.632453] usb 3-1: device descriptor read/64, error 18
[81383.848419] usb 3-1: device descriptor read/64, error 18
[81384.064235] usb 3-1: new high-speed USB device number 95 using xhci_hcd
[81384.081354] usb 3-1: device descriptor read/8, error -61
[81384.201569] usb 3-1: device descriptor read/8, error -61
[81384.416204] usb 3-1: new high-speed USB device number 96 using xhci_hcd
[81384.433313] usb 3-1: device descriptor read/8, error -61
[81384.553760] usb 3-1: device descriptor read/8, error -61
[81384.656310] usb usb3-port1: unable to enumerate USB device
Des idées? Merci d'avance 😉
PS - HS quoique : j'ai déjà réussi à connecter ma clé USB sur tablette Androïd, mais elle fait le même comportement que sur mon PC maintenant: détectée au début, non montée, puis "disparaît".