No matches found: /dev/ttyUSB*

Suddenly I don’t get connection to serial USB devices. I didn’t reboot or shutdown my PC. All other USB devices are working like USB soundcard, USB SD card reader and USB webcam. Even after reboot or reinstallation of the kernel didn’t fix the failure. Also I don’t have any new or changed udev rules.I also changed the cables and devices.

This is my output from sudo dmesg | grep usb

[    0.183062] usbcore: registered new interface driver usbfs
[    0.183062] usbcore: registered new interface driver hub
[    0.183062] usbcore: registered new device driver usb
[    0.236195] usbcore: registered new interface driver usbserial_generic
[    0.236198] usbserial: USB Serial support registered for generic
[    2.114722] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.15
[    2.114724] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[    2.114726] usb usb1: Product: xHCI Host Controller
[    2.114727] usb usb1: Manufacturer: Linux 5.15.28-1-MANJARO xhci-hcd
[    2.114728] usb usb1: SerialNumber: 0000:03:00.0
[    2.115132] usb usb2: We don't know the algorithms for LPM for this host, disabling LPM.
[    2.115145] usb usb2: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.15
[    2.115147] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[    2.115148] usb usb2: Product: xHCI Host Controller
[    2.115149] usb usb2: Manufacturer: Linux 5.15.28-1-MANJARO xhci-hcd
[    2.115149] usb usb2: SerialNumber: 0000:03:00.0
[    2.115754] usb usb3: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.15
[    2.115756] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[    2.115758] usb usb3: Product: xHCI Host Controller
[    2.115758] usb usb3: Manufacturer: Linux 5.15.28-1-MANJARO xhci-hcd
[    2.115759] usb usb3: SerialNumber: 0000:20:00.3
[    2.115973] usb usb4: We don't know the algorithms for LPM for this host, disabling LPM.
[    2.115987] usb usb4: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.15
[    2.115988] usb usb4: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[    2.115989] usb usb4: Product: xHCI Host Controller
[    2.115990] usb usb4: Manufacturer: Linux 5.15.28-1-MANJARO xhci-hcd
[    2.115991] usb usb4: SerialNumber: 0000:20:00.3
[    2.363346] usb 3-1: new high-speed USB device number 2 using xhci_hcd
[    2.363352] usb 1-3: new full-speed USB device number 2 using xhci_hcd
[    2.518108] usb 3-1: New USB device found, idVendor=0bda, idProduct=5411, bcdDevice= 1.21
[    2.518112] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[    2.518113] usb 3-1: Product: 4-Port USB 2.0 Hub
[    2.518115] usb 3-1: Manufacturer: Generic
[    2.630396] usb 4-1: new SuperSpeed USB device number 2 using xhci_hcd
[    2.665604] usb 4-1: New USB device found, idVendor=0bda, idProduct=0411, bcdDevice= 1.21
[    2.665607] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[    2.665609] usb 4-1: Product: 4-Port USB 3.0 Hub
[    2.665610] usb 4-1: Manufacturer: Generic
[    2.766499] usb 1-3: New USB device found, idVendor=046d, idProduct=c52b, bcdDevice=12.11
[    2.766503] usb 1-3: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[    2.766504] usb 1-3: Product: USB Receiver
[    2.766505] usb 1-3: Manufacturer: Logitech
[    2.780022] usb 3-3: new full-speed USB device number 3 using xhci_hcd
[    2.910015] usb 1-9: new full-speed USB device number 3 using xhci_hcd
[    2.996684] usb 3-1.2: new high-speed USB device number 4 using xhci_hcd
[    3.095109] usb 3-1.2: New USB device found, idVendor=1a40, idProduct=0101, bcdDevice= 1.11
[    3.095114] usb 3-1.2: New USB device strings: Mfr=0, Product=1, SerialNumber=0
[    3.095117] usb 3-1.2: Product: USB 2.0 Hub
[    3.099996] usb 3-3: New USB device found, idVendor=08bb, idProduct=2902, bcdDevice= 1.00
[    3.100001] usb 3-3: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[    3.100003] usb 3-3: Product: USB Audio CODEC 
[    3.100021] usb 3-3: Manufacturer: Burr-Brown from TI              
[    3.280192] usb 3-4: new high-speed USB device number 5 using xhci_hcd
[    3.300603] usb 1-9: New USB device found, idVendor=8087, idProduct=0a2b, bcdDevice= 0.01
[    3.300613] usb 1-9: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[    3.448741] input: Logitech USB Receiver as /devices/pci0000:00/0000:00:01.3/0000:03:00.0/usb1/1-3/1-3:1.0/0003:046D:C52B.0001/input/input3
[    3.455356] usb 3-4: New USB device found, idVendor=0c45, idProduct=6366, bcdDevice= 1.00
[    3.455361] usb 3-4: New USB device strings: Mfr=2, Product=1, SerialNumber=3
[    3.455364] usb 3-4: Product: USB 2.0 Camera
[    3.455366] usb 3-4: Manufacturer: Sonix Technology Co., Ltd.
[    3.455367] usb 3-4: SerialNumber: SN0001
[    3.503540] hid-generic 0003:046D:C52B.0001: input,hidraw0: USB HID v1.11 Keyboard [Logitech USB Receiver] on usb-0000:03:00.0-3/input0
[    3.525691] input: Logitech USB Receiver Mouse as /devices/pci0000:00/0000:00:01.3/0000:03:00.0/usb1/1-3/1-3:1.1/0003:046D:C52B.0002/input/input4
[    3.525773] input: Logitech USB Receiver Consumer Control as /devices/pci0000:00/0000:00:01.3/0000:03:00.0/usb1/1-3/1-3:1.1/0003:046D:C52B.0002/input/input5
[    3.593370] usb 3-1.2.4: new high-speed USB device number 6 using xhci_hcd
[    3.617697] input: Logitech USB Receiver System Control as /devices/pci0000:00/0000:00:01.3/0000:03:00.0/usb1/1-3/1-3:1.1/0003:046D:C52B.0002/input/input6
[    3.618129] hid-generic 0003:046D:C52B.0002: input,hiddev96,hidraw1: USB HID v1.11 Mouse [Logitech USB Receiver] on usb-0000:03:00.0-3/input1
[    3.632750] hid-generic 0003:046D:C52B.0003: hiddev97,hidraw2: USB HID v1.11 Device [Logitech USB Receiver] on usb-0000:03:00.0-3/input2
[    3.639183] input: Burr-Brown from TI               USB Audio CODEC  as /devices/pci0000:00/0000:00:07.1/0000:20:00.3/usb3/3-3/3-3:1.3/0003:08BB:2902.0004/input/input8
[    3.693465] hid-generic 0003:08BB:2902.0004: input,hidraw3: USB HID v1.00 Device [Burr-Brown from TI               USB Audio CODEC ] on usb-0000:20:00.3-3/input3
[    3.693526] usbcore: registered new interface driver usbhid
[    3.693527] usbhid: USB HID core driver
[    3.805979] usb 3-1.2.4: New USB device found, idVendor=14cd, idProduct=8168, bcdDevice= 2.01
[    3.805984] usb 3-1.2.4: New USB device strings: Mfr=1, Product=3, SerialNumber=2
[    3.805986] usb 3-1.2.4: Product: USB Mass Storage Device
[    3.805987] usb 3-1.2.4: Manufacturer: USB Reader  
[    3.805988] usb 3-1.2.4: SerialNumber: 816820090724
[    3.906098] usb-storage 3-1.2.4:1.0: USB Mass Storage device detected
[    3.915649] scsi host9: usb-storage 3-1.2.4:1.0
[    3.917130] usbcore: registered new interface driver usb-storage
[    3.957519] usbcore: registered new interface driver uas
[    3.983719] logitech-djreceiver 0003:046D:C52B.0003: hiddev96,hidraw0: USB HID v1.11 Device [Logitech USB Receiver] on usb-0000:03:00.0-3/input2
[    4.018551] usbcore: registered new interface driver btusb
[    4.021897] usb 3-4: Found UVC 1.00 device USB 2.0 Camera (0c45:6366)
[    4.059829] input: USB 2.0 Camera: USB Camera as /devices/pci0000:00/0000:00:07.1/0000:20:00.3/usb3/3-4/3-4:1.0/input/input14
[    4.059927] usbcore: registered new interface driver uvcvideo
[    4.100696] input: Logitech Wireless Device PID:406d Mouse as /devices/pci0000:00/0000:00:01.3/0000:03:00.0/usb1/1-3/1-3:1.2/0003:046D:C52B.0003/0003:046D:406D.0005/input/input15
[    4.100780] hid-generic 0003:046D:406D.0005: input,hidraw1: USB HID v1.11 Mouse [Logitech Wireless Device PID:406d] on usb-0000:03:00.0-3/input2:1
[    4.102757] input: Logitech Wireless Device PID:2008 Keyboard as /devices/pci0000:00/0000:00:01.3/0000:03:00.0/usb1/1-3/1-3:1.2/0003:046D:C52B.0003/0003:046D:2008.0006/input/input19
[    4.102890] hid-generic 0003:046D:2008.0006: input,hidraw2: USB HID v1.11 Keyboard [Logitech Wireless Device PID:2008] on usb-0000:03:00.0-3/input2:2
[    4.274547] input: Logitech M705 as /devices/pci0000:00/0000:00:01.3/0000:03:00.0/usb1/1-3/1-3:1.2/0003:046D:C52B.0003/0003:046D:406D.0005/input/input24
[    4.274673] logitech-hidpp-device 0003:046D:406D.0005: input,hidraw1: USB HID v1.11 Mouse [Logitech M705] on usb-0000:03:00.0-3/input2:1
[    4.400584] input: Logitech MK700 as /devices/pci0000:00/0000:00:01.3/0000:03:00.0/usb1/1-3/1-3:1.2/0003:046D:C52B.0003/0003:046D:2008.0006/input/input25
[    4.400749] logitech-hidpp-device 0003:046D:2008.0006: input,hidraw2: USB HID v1.11 Keyboard [Logitech MK700] on usb-0000:03:00.0-3/input2:2
[    4.419443] usb 3-4: 3:1: cannot get freq at ep 0x84
[    4.607645] usbcore: registered new interface driver snd-usb-audio
[   21.900061] usb 3-4: 3:1: cannot get freq at ep 0x84
[   21.996035] usb 3-4: 3:1: cannot get freq at ep 0x84
[  215.106747] usb 3-1: USB disconnect, device number 2
[  215.106754] usb 3-1.2: USB disconnect, device number 4
[  215.106757] usb 3-1.2.4: USB disconnect, device number 6
[  215.237989] usb 4-1: USB disconnect, device number 2
[  222.386822] usb 1-3: USB disconnect, device number 2
[  275.097269] usb 1-6: new full-speed USB device number 4 using xhci_hcd
[  275.501282] usb 1-6: New USB device found, idVendor=046d, idProduct=c52b, bcdDevice=12.11
[  275.501292] usb 1-6: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  275.501296] usb 1-6: Product: USB Receiver
[  275.501298] usb 1-6: Manufacturer: Logitech
[  275.571565] logitech-djreceiver 0003:046D:C52B.0009: hiddev96,hidraw0: USB HID v1.11 Device [Logitech USB Receiver] on usb-0000:03:00.0-6/input2
[  275.699069] input: Logitech M705 as /devices/pci0000:00/0000:00:01.3/0000:03:00.0/usb1/1-6/1-6:1.2/0003:046D:C52B.0009/0003:046D:406D.000A/input/input26
[  275.699281] logitech-hidpp-device 0003:046D:406D.000A: input,hidraw1: USB HID v1.11 Mouse [Logitech M705] on usb-0000:03:00.0-6/input2:1
[  275.711207] input: Logitech MK700 as /devices/pci0000:00/0000:00:01.3/0000:03:00.0/usb1/1-6/1-6:1.2/0003:046D:C52B.0009/0003:046D:2008.000B/input/input27
[  275.711484] logitech-hidpp-device 0003:046D:2008.000B: input,hidraw2: USB HID v1.11 Keyboard [Logitech MK700] on usb-0000:03:00.0-6/input2:2
[  282.264778] usb 3-3: USB disconnect, device number 3
[  282.586709] usb 3-3: new full-speed USB device number 7 using xhci_hcd
[  282.906288] usb 3-3: New USB device found, idVendor=08bb, idProduct=2902, bcdDevice= 1.00
[  282.906297] usb 3-3: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  282.906300] usb 3-3: Product: USB Audio CODEC 
[  282.906303] usb 3-3: Manufacturer: Burr-Brown from TI              
[  283.377616] input: Burr-Brown from TI               USB Audio CODEC  as /devices/pci0000:00/0000:00:07.1/0000:20:00.3/usb3/3-3/3-3:1.3/0003:08BB:2902.000C/input/input28
[  283.433949] hid-generic 0003:08BB:2902.000C: input,hidraw3: USB HID v1.00 Device [Burr-Brown from TI               USB Audio CODEC ] on usb-0000:20:00.3-3/input3

And if you do, do things get back to normal?

No, rebboting didn’t change anything. Still no /dev/ttyyUSB* :frowning:

Sorry for any bother! The real reason was an insufficient cable.

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