Actually, it appears to be a kernel issue. Paul On Mon, Oct 12, 2020 at 6:34 PM Paul Smith <phhs80@xxxxxxxxx> wrote: > > Thanks, ITwrx and George. It appears to be related to Thunar (XFCE), > according to the logs below. > > Paul > ---------------------------- > Oct 12 18:33:54 new-host kernel: usb 1-8: USB disconnect, device number 26 > Oct 12 18:33:54 new-host kernel: usb 1-8: new high-speed USB device > number 27 using xhci_hcd > Oct 12 18:33:54 new-host kernel: usb 1-8: New USB device found, > idVendor=04ca, idProduct=707a, bcdDevice= 0.04 > Oct 12 18:33:54 new-host kernel: usb 1-8: New USB device strings: > Mfr=3, Product=1, SerialNumber=2 > Oct 12 18:33:54 new-host kernel: usb 1-8: Product: EasyCamera 5M > Oct 12 18:33:54 new-host kernel: usb 1-8: Manufacturer: Generic > Oct 12 18:33:54 new-host kernel: [40B blob data] > Oct 12 18:33:54 new-host kernel: uvcvideo: Found UVC 1.00 device > EasyCamera 5M (04ca:707a) > Oct 12 18:33:54 new-host kernel: uvcvideo: Failed to initialize entity > for entity 6 > Oct 12 18:33:54 new-host kernel: uvcvideo: Failed to register entities (-22). > Oct 12 18:33:54 new-host kernel: input: EasyCamera 5M: EasyCamera 5M > as /devices/pci0000:00/0000:00:01.3/0000:01:00.0/usb1/1-8/1-8:1.0/input/input40 > Oct 12 18:33:54 new-host kernel: hid-generic 0003:04CA:707A.001A: > hiddev96,hidraw2: USB HID v1.11 Device [Generic EasyCamera 5M] on > usb-0000:01:00.0-8/input2 > Oct 12 18:33:54 new-host mtp-probe[32631]: checking bus 1, device 27: > "/sys/devices/pci0000:00/0000:00:01.3/0000:01:00.0/usb1/1-8" > Oct 12 18:33:54 new-host mtp-probe[32631]: bus: 1, device: 27 was not > an MTP device > Oct 12 18:33:54 new-host lightdm[32644]: thunar-volman: Unsupported > USB device type "usb". > Oct 12 18:33:54 new-host mtp-probe[32660]: checking bus 1, device 27: > "/sys/devices/pci0000:00/0000:00:01.3/0000:01:00.0/usb1/1-8" > Oct 12 18:33:54 new-host mtp-probe[32660]: bus: 1, device: 27 was not > an MTP device > Oct 12 18:33:54 new-host lightdm[32658]: thunar-volman: Unsupported > input device type "(null)". > Oct 12 18:33:54 new-host lightdm[32664]: thunar-volman: Unsupported > input device type "/dev/input/event17". > Oct 12 18:33:54 new-host lightdm[32668]: thunar-volman: Unsupported > USB device type "usbhid". > Oct 12 18:33:55 new-host lightdm[32672]: thunar-volman: Unsupported > USB device type "uvcvideo". > Oct 12 18:33:55 new-host lightdm[32676]: thunar-volman: Unsupported > USB device type "uvcvideo". > Oct 12 18:33:58 new-host kernel: usb 1-8: USB disconnect, device number 27 > Oct 12 18:33:59 new-host kernel: usb 1-8: new high-speed USB device > number 28 using xhci_hcd > Oct 12 18:33:59 new-host kernel: usb 1-8: New USB device found, > idVendor=04ca, idProduct=707a, bcdDevice= 0.04 > Oct 12 18:33:59 new-host kernel: usb 1-8: New USB device strings: > Mfr=3, Product=1, SerialNumber=2 > Oct 12 18:33:59 new-host kernel: usb 1-8: Product: EasyCamera 5M > Oct 12 18:33:59 new-host kernel: usb 1-8: Manufacturer: Generic > Oct 12 18:33:59 new-host kernel: [40B blob data] > Oct 12 18:33:59 new-host kernel: uvcvideo: Found UVC 1.00 device > EasyCamera 5M (04ca:707a) > Oct 12 18:33:59 new-host kernel: uvcvideo: Failed to initialize entity > for entity 6 > Oct 12 18:33:59 new-host kernel: uvcvideo: Failed to register entities (-22). > Oct 12 18:33:59 new-host kernel: input: EasyCamera 5M: EasyCamera 5M > as /devices/pci0000:00/0000:00:01.3/0000:01:00.0/usb1/1-8/1-8:1.0/input/input41 > Oct 12 18:33:59 new-host kernel: hid-generic 0003:04CA:707A.001B: > hiddev96,hidraw2: USB HID v1.11 Device [Generic EasyCamera 5M] on > usb-0000:01:00.0-8/input2 > Oct 12 18:33:59 new-host mtp-probe[32687]: checking bus 1, device 28: > "/sys/devices/pci0000:00/0000:00:01.3/0000:01:00.0/usb1/1-8" > Oct 12 18:33:59 new-host mtp-probe[32687]: bus: 1, device: 28 was not > an MTP device > Oct 12 18:33:59 new-host lightdm[32700]: thunar-volman: Unsupported > USB device type "usb". > Oct 12 18:33:59 new-host mtp-probe[32713]: checking bus 1, device 28: > "/sys/devices/pci0000:00/0000:00:01.3/0000:01:00.0/usb1/1-8" > Oct 12 18:33:59 new-host mtp-probe[32713]: bus: 1, device: 28 was not > an MTP device > Oct 12 18:33:59 new-host lightdm[32711]: thunar-volman: Unsupported > input device type "(null)". > Oct 12 18:33:59 new-host lightdm[32717]: thunar-volman: Unsupported > input device type "/dev/input/event17". > Oct 12 18:33:59 new-host lightdm[32721]: thunar-volman: Unsupported > USB device type "uvcvideo". > Oct 12 18:33:59 new-host lightdm[32725]: thunar-volman: Unsupported > USB device type "uvcvideo". > Oct 12 18:33:59 new-host lightdm[32729]: thunar-volman: Unsupported > USB device type "usbhid". > > > > > > On Mon, Oct 12, 2020 at 5:10 PM ITwrx <info@xxxxxxxxx> wrote: > > > > On 10/12/20 10:01 AM, Paul Smith wrote: > > > Dear All, > > > > > > I have a web camera, which has worked perfectly on Fedora 32. However, > > > recently, it only works intermittently on Skype. Intriguily, if I plug > > > it into a different USB port, the web camera works with no problem. > > > Any ideas? > > > > > > Thanks in advance, > > > > > > Paul > > > _______________________________________________ > > > > Paul, > > > > i would check the log via "journalctl -b -0" or similar [1], and use a > > search engine to learn about what you're seeing and narrow things down. > > It should show software issues that might be effecting the cam. It will > > show if the usb is having connection issues. Like some hardware > > failures, bad usb cable, etc. I've seen this happen with usb printers. I > > replaced the cable or used a different port (damaged port) and it was > > fine again. > > > > The first step on many things, is to check the log. Yes, it's low level, > > and can be tedious, but unless you're paying for a support contract > > somewhere, or paid for commercial software, it's really part of your > > (read "our") due diligence, IMHO. > > > > If you've done what you can do, and have some specific things you can't > > figure out, post back and someone might be able to help with that. > > > > Please note, that i'm not trying to act as an authority figure with > > these suggestions, and you're free to scoff at me and post whatever you > > want. :) Also, I'm just another user like you, and don't speak for > > Fedora. They are only friendly recommendations, as some list subscribers > > may be tempted to ignore questions when the preliminary steps have not > > been attempted, and i thought it more helpful to explain all this instead. > > > > 1: https://docs.fedoraproject.org/en-US/quick-docs/viewing-logs/ > > > > thanks, > > > > ITwrx > > _______________________________________________ > > users mailing list -- users@xxxxxxxxxxxxxxxxxxxxxxx > > To unsubscribe send an email to users-leave@xxxxxxxxxxxxxxxxxxxxxxx > > Fedora Code of Conduct: https://docs.fedoraproject.org/en-US/project/code-of-conduct/ > > List Guidelines: https://fedoraproject.org/wiki/Mailing_list_guidelines > > List Archives: https://lists.fedoraproject.org/archives/list/users@xxxxxxxxxxxxxxxxxxxxxxx _______________________________________________ users mailing list -- users@xxxxxxxxxxxxxxxxxxxxxxx To unsubscribe send an email to users-leave@xxxxxxxxxxxxxxxxxxxxxxx Fedora Code of Conduct: https://docs.fedoraproject.org/en-US/project/code-of-conduct/ List Guidelines: https://fedoraproject.org/wiki/Mailing_list_guidelines List Archives: https://lists.fedoraproject.org/archives/list/users@xxxxxxxxxxxxxxxxxxxxxxx
