Thanks Arky. Here is the following command: hu...@asfaloth:~$ cat /proc/asound/cards 0 [NVidia ]: HDA-Intel - HDA NVidia HDA NVidia at 0xfe020000 irq 20 1 [default ]: USB-Audio - C-Media USB Headphone Set C-Media USB Headphone Set at usb-0000:00:0a.0-6, full speed
-- C-Media USB Headphone not connected after resuming from hibernate https://bugs.launchpad.net/bugs/424349 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs