Bonsoir Pascom
Je m'y suis pris un peu mieux et je pense que je vais t'afficher les résultats , l'analyse , je te laisse la faire et dire le diagnostique
nov. 13 23:21:58 jenmy-celsiusw410.home kernel: usb 2-1.3: New USB device found, idVendor=058f, idProduct=6387, bcdDevice= 1.00
nov. 13 23:21:58 jenmy-celsiusw410.home kernel: usb 2-1.3: New USB device strings: Mfr=1, Product=2, SerialNumber=3
nov. 13 23:21:58 jenmy-celsiusw410.home kernel: usb 2-1.3: Product: Mass Storage
nov. 13 23:21:58 jenmy-celsiusw410.home kernel: usb 2-1.3: Manufacturer: Generic
nov. 13 23:21:58 jenmy-celsiusw410.home kernel: usb 2-1.3: SerialNumber: 88CA0908
nov. 13 23:21:58 jenmy-celsiusw410.home kernel: usb-storage 2-1.3:1.0: USB Mass Storage device detected
nov. 13 23:21:58 jenmy-celsiusw410.home kernel: scsi host6: usb-storage 2-1.3:1.0
nov. 13 23:21:58 jenmy-celsiusw410.home mtp-probe[5078]: checking bus 2, device 5: "/sys/devices/pci0000:00/0000:00:1d.0/usb2/2-1/2-1.3"
nov. 13 23:21:58 jenmy-celsiusw410.home mtp-probe[5078]: bus: 2, device: 5 was not an MTP device
nov. 13 23:21:58 jenmy-celsiusw410.home mtp-probe[5079]: checking bus 2, device 5: "/sys/devices/pci0000:00/0000:00:1d.0/usb2/2-1/2-1.3"
nov. 13 23:21:58 jenmy-celsiusw410.home mtp-probe[5079]: bus: 2, device: 5 was not an MTP device
nov. 13 23:21:59 jenmy-celsiusw410.home kernel: scsi 6:0:0:0: Direct-Access Generic Flash Disk 8.07 PQ: 0 ANSI: 4
nov. 13 23:21:59 jenmy-celsiusw410.home kernel: sd 6:0:0:0: Attached scsi generic sg3 type 0
nov. 13 23:21:59 jenmy-celsiusw410.home kernel: sd 6:0:0:0: [sdc] 30720000 512-byte logical blocks: (15.7 GB/14.6 GiB)
nov. 13 23:21:59 jenmy-celsiusw410.home kernel: sd 6:0:0:0: [sdc] Write Protect is on
nov. 13 23:21:59 jenmy-celsiusw410.home kernel: sd 6:0:0:0: [sdc] Mode Sense: 23 00 80 00
nov. 13 23:21:59 jenmy-celsiusw410.home kernel: sd 6:0:0:0: [sdc] Write cache: disabled, read cache: enabled, doesn't support DPO or FUA
nov. 13 23:21:59 jenmy-celsiusw410.home kernel: sdc: sdc1 sdc2
nov. 13 23:21:59 jenmy-celsiusw410.home kernel: sd 6:0:0:0: [sdc] Attached SCSI removable disk
nov. 13 23:31:17 jenmy-celsiusw410.home udisksd[1652]: Mounted /dev/sdc1 at /run/media/jenrem/Rocky-9-2-x86_64-dvd on behalf of uid 1000
nov. 13 23:31:17 jenmy-celsiusw410.home kernel: ISO 9660 Extensions: Microsoft Joliet Level 3
nov. 13 23:31:17 jenmy-celsiusw410.home kernel: ISO 9660 Extensions: RRIP_1991A
nov. 13 23:31:26 jenmy-celsiusw410.home udisksd[1652]: Cleaning up mount point /run/media/jenrem/Rocky-9-2-x86_64-dvd (device 8:33 is not mounted)
nov. 13 23:31:26 jenmy-celsiusw410.home udisksd[1652]: Unmounted /dev/sdc1 on behalf of uid 1000
nov. 13 23:31:26 jenmy-celsiusw410.home systemd[1]: run-media-jenrem-Rocky\x2d9\x2d2\x2dx86_64\x2ddvd.mount: Deactivated successfully.
nov. 13 23:31:26 jenmy-celsiusw410.home plasmashell[15395]: file:///usr/share/plasma/plasmoids/org.kde.plasma.devicenotifier/contents/ui/DeviceItem.qml:174:5: Unable to assign [undefined] to QString
nov. 13 23:31:26 jenmy-celsiusw410.home kernel: sdc: detected capacity change from 30720000 to 0
En dessous , ces lignes étaient un peu plus loin
Bonne soirée
nov. 13 23:32:16 jenmy-celsiusw410.home kernel: usb 2-1.3: USB disconnect, device number 5
nov. 13 23:32:23 jenmy-celsiusw410.home kernel: usb 2-1.3: new high-speed USB device number 6 using ehci-pci
nov. 13 23:32:23 jenmy-celsiusw410.home kernel: usb 2-1.3: New USB device found, idVendor=058f, idProduct=6387, bcdDevice= 1.00
nov. 13 23:32:23 jenmy-celsiusw410.home kernel: usb 2-1.3: New USB device strings: Mfr=1, Product=2, SerialNumber=3
nov. 13 23:32:23 jenmy-celsiusw410.home kernel: usb 2-1.3: Product: Mass Storage
nov. 13 23:32:23 jenmy-celsiusw410.home kernel: usb 2-1.3: Manufacturer: Generic
nov. 13 23:32:23 jenmy-celsiusw410.home kernel: usb 2-1.3: SerialNumber: 88CA0908
nov. 13 23:32:23 jenmy-celsiusw410.home kernel: usb-storage 2-1.3:1.0: USB Mass Storage device detected
nov. 13 23:32:23 jenmy-celsiusw410.home kernel: scsi host6: usb-storage 2-1.3:1.0
nov. 13 23:32:23 jenmy-celsiusw410.home mtp-probe[5255]: checking bus 2, device 6: "/sys/devices/pci0000:00/0000:00:1d.0/usb2/2-1/2-1.3"
nov. 13 23:32:23 jenmy-celsiusw410.home mtp-probe[5255]: bus: 2, device: 6 was not an MTP device
nov. 13 23:32:23 jenmy-celsiusw410.home mtp-probe[5256]: checking bus 2, device 6: "/sys/devices/pci0000:00/0000:00:1d.0/usb2/2-1/2-1.3"
nov. 13 23:32:23 jenmy-celsiusw410.home mtp-probe[5256]: bus: 2, device: 6 was not an MTP device
nov. 13 23:32:24 jenmy-celsiusw410.home kernel: scsi 6:0:0:0: Direct-Access Generic Flash Disk 8.07 PQ: 0 ANSI: 4
nov. 13 23:32:24 jenmy-celsiusw410.home kernel: sd 6:0:0:0: Attached scsi generic sg3 type 0
nov. 13 23:32:24 jenmy-celsiusw410.home kernel: sd 6:0:0:0: [sdc] 30720000 512-byte logical blocks: (15.7 GB/14.6 GiB)
nov. 13 23:32:24 jenmy-celsiusw410.home kernel: sd 6:0:0:0: [sdc] Write Protect is on
nov. 13 23:32:24 jenmy-celsiusw410.home kernel: sd 6:0:0:0: [sdc] Mode Sense: 23 00 80 00
nov. 13 23:32:24 jenmy-celsiusw410.home kernel: sd 6:0:0:0: [sdc] Write cache: disabled, read cache: enabled, doesn't support DPO or FUA
nov. 13 23:32:24 jenmy-celsiusw410.home kernel: sdc: sdc1 sdc2
nov. 13 23:32:24 jenmy-celsiusw410.home kernel: sd 6:0:0:0: [sdc] Attached SCSI removable disk