I connected the HDD to the other USB3 port and tried mounting it. This worked:Nov 4 08:32:47 Amsterdam kernel: [75998.226964] hub 6-0:1.0: Cannot enable port 1. Maybe the USB cable is bad?
Nov 4 08:32:50 Amsterdam kernel: [76001.191733] hub 6-0:1.0: Cannot enable port 1. Maybe the USB cable is bad?
Nov 4 08:32:53 Amsterdam kernel: [76004.156460] hub 6-0:1.0: Cannot enable port 1. Maybe the USB cable is bad?
Nov 4 08:32:56 Amsterdam kernel: [76007.121217] hub 6-0:1.0: Cannot enable port 1. Maybe the USB cable is bad?
Nov 4 08:32:56 Amsterdam kernel: [76007.121376] usb 6-1: USB disconnect, device number 2
Nov 4 08:32:59 Amsterdam kernel: [76010.281763] hub 6-0:1.0: Cannot enable port 1. Maybe the USB cable is bad?
Nov 4 08:33:02 Amsterdam kernel: [76012.611920] EXT4-fs error (device sdb1): ext4_find_entry:935: inode #20971522: comm sabnzbdplus: reading directory lblock 0
Nov 4 08:33:02 Amsterdam kernel: [76013.246505] hub 6-0:1.0: Cannot enable port 1. Maybe the USB cable is bad?
Nov 4 08:33:05 Amsterdam kernel: [76016.211239] hub 6-0:1.0: Cannot enable port 1. Maybe the USB cable is bad?
Nov 4 08:33:08 Amsterdam kernel: [76019.175991] hub 6-0:1.0: Cannot enable port 1. Maybe the USB cable is bad?
Nov 4 08:33:08 Amsterdam kernel: [76019.176089] hub 6-0:1.0: unable to enumerate USB device on port 1
Just now it happened again. I found these messages in syslog:Nov 4 13:01:36 Amsterdam kernel: [92109.400715] usb 6-2: new SuperSpeed USB device number 7 using xhci_hcd
Nov 4 13:01:36 Amsterdam kernel: [92109.421783] scsi9 : usb-storage 6-2:1.0
Nov 4 13:01:36 Amsterdam mtp-probe: checking bus 6, device 7: "/sys/devices/pci0000:00/0000:00:1c.3/0000:03:00.0/usb6/6-2"
Nov 4 13:01:36 Amsterdam mtp-probe: bus: 6, device: 7 was not an MTP device
Nov 4 13:01:37 Amsterdam kernel: [92110.420248] scsi 9:0:0:0: Direct-Access WD Elements 1042 1007 PQ: 0 ANSI: 6
Nov 4 13:01:37 Amsterdam kernel: [92110.421748] sd 9:0:0:0: Attached scsi generic sg1 type 0
Nov 4 13:01:43 Amsterdam kernel: [92110.422964] sd 9:0:0:0: [sdb] Spinning up disk.........ready
Nov 4 13:01:43 Amsterdam kernel: [92116.441378] sd 9:0:0:0: [sdb] 1953519616 512-byte logical blocks: (1.00 TB/931 GiB)
Nov 4 13:01:43 Amsterdam kernel: [92116.441898] sd 9:0:0:0: [sdb] Write Protect is off
Nov 4 13:01:43 Amsterdam kernel: [92116.441909] sd 9:0:0:0: [sdb] Mode Sense: 47 00 10 08
Nov 4 13:01:43 Amsterdam kernel: [92116.442332] sd 9:0:0:0: [sdb] No Caching mode page present
Nov 4 13:01:43 Amsterdam kernel: [92116.442398] sd 9:0:0:0: [sdb] Assuming drive cache: write through
Nov 4 13:01:43 Amsterdam kernel: [92116.444114] sd 9:0:0:0: [sdb] No Caching mode page present
Nov 4 13:01:43 Amsterdam kernel: [92116.444178] sd 9:0:0:0: [sdb] Assuming drive cache: write through
Nov 4 13:01:43 Amsterdam kernel: [92116.460292] sdb: sdb1
Nov 4 13:01:43 Amsterdam kernel: [92116.462086] sd 9:0:0:0: [sdb] No Caching mode page present
Nov 4 13:01:43 Amsterdam kernel: [92116.462152] sd 9:0:0:0: [sdb] Assuming drive cache: write through
Nov 4 13:01:43 Amsterdam kernel: [92116.462214] sd 9:0:0:0: [sdb] Attached SCSI disk
Nov 4 13:01:43 Amsterdam ata_id[7692]: HDIO_GET_IDENTITY failed for '/dev/sdb': Invalid argument
Nov 4 13:02:02 Amsterdam kernel: [92135.038342] EXT4-fs (sdb1): recovery complete
Nov 4 13:02:02 Amsterdam kernel: [92135.038821] EXT4-fs (sdb1): mounted filesystem with ordered data mode. Opts: (null)
When now trying to connect the HDD again, it can't find the device.Nov 4 15:50:49 Amsterdam kernel: [102251.047446] EXT4-fs error (device sdb1): ext4_find_entry:935: inode #57026935: comm Plex Media Serv: reading directory lblock 0
Nov 4 15:51:21 Amsterdam kernel: [102283.336962] EXT4-fs error (device sdb1): ext4_find_entry:935: inode #20971521: comm smbd: reading directory lblock 0
Nov 4 15:51:21 Amsterdam kernel: [102283.347098] EXT4-fs error (device sdb1): ext4_find_entry:935: inode #20971521: comm smbd: reading directory lblock 0
Nov 4 15:52:05 Amsterdam kernel: [102327.012173] EXT4-fs error (device sdb1): ext4_find_entry:935: inode #20971522: comm nspr-2: reading directory lblock 0
Nov 4 15:52:22 Amsterdam kernel: [102343.460141] device eth0 left promiscuous mode
Nov 4 15:53:15 Amsterdam kernel: [102396.398344] EXT4-fs error (device sdb1): ext4_find_entry:935: inode #20971521: comm Plex Media Scan: reading directory lblock 0
Nov 4 15:53:15 Amsterdam kernel: [102396.660386] EXT4-fs error (device sdb1): __ext4_get_inode_loc inode #57026935: block 228065975: comm Plex Media Scan: unable to read itable block
Nov 4 15:53:15 Amsterdam kernel: [102396.662205] EXT4-fs error (device sdb1) in ext4_reserve_inode_write:4494: IO failure
Nov 4 15:53:20 Amsterdam kernel: [102402.101287] EXT4-fs error (device sdb1): ext4_find_entry:935: inode #20971522: comm sabnzbdplus: reading directory lblock 0
Nov 4 15:53:20 Amsterdam kernel: [102402.103136] EXT4-fs error (device sdb1): ext4_read_inode_bitmap:161: comm sabnzbdplus: Cannot read inode bitmap - block_group = 2800, inode_bitmap = 91750416
Nov 4 15:53:20 Amsterdam kernel: [102402.106332] EXT4-fs error (device sdb1) in ext4_new_inode:941: IO failure
Nov 4 15:53:20 Amsterdam kernel: [102402.107965] Aborting journal on device sdb1-8.
Nov 4 15:53:20 Amsterdam kernel: [102402.109135] Buffer I/O error on device sdb1, logical block 121667584
Nov 4 15:53:20 Amsterdam kernel: [102402.110582] lost page write due to I/O error on sdb1
Nov 4 15:53:20 Amsterdam kernel: [102402.110585] JBD2: I/O error detected when updating journal superblock for sdb1-8.
Syslog shows:mount: special device /dev/sdb1 does not exist
Could you help me figure out what is causing this issue? I hope it's not a malfunction of the USB ports but something I can fix myself.Nov 4 16:03:34 Amsterdam kernel: [103015.303434] EXT4-fs error (device sdb1): ext4_journal_start_sb:327: Detected aborted journal
Nov 4 16:03:34 Amsterdam kernel: [103015.307889] EXT4-fs (sdb1): Remounting filesystem read-only
Nov 4 16:03:39 Amsterdam kernel: [103020.571944] EXT4-fs error (device sdb1): ext4_find_entry:935: inode #2: comm nautilus: reading directory lblock 0
Nov 4 16:06:42 Amsterdam kernel: [103202.580126] EXT4-fs error (device sdb1): ext4_put_super:819: Couldn't clean up the journal
If you need more information I'll ofcourse provide it.