I just bought a usb sound card, and but there is no sound...
In System->Preferences->Sound->Hardware Tab, no device!
dmesg | grep -i usb, have my usb sound card,
cat /proc/asound/modulesCode:1[Set]: USB-Audio - USB Headphone Set USB Headphone Set at usb-msm-hsusb-1.4, full speed
i found my sound card in aplay -l, but in /etc/modprobe.d/alsa-base, it was BLANK!Code:1 snd_usb_audio
Any solution to fix?