output cat /proc/asound/cards after moving .asoundrc to .asoundrc.card1 1 [Audio ]: USB-Audio - USB Audio USB Audio at usb-0000:00:1d.1-2, full speed 2 [Intel ]: HDA-Intel - HDA Intel HDA Intel at 0xfebfc000 irq 16 alsa-base part: # Prevent abnormal drivers from grabbing index 0 options snd-bt87x index=-2 options cx88-alsa index=-2 options saa7134-alsa index=-2 options snd-atiixp-modem index=-2 options snd-intel8x0m index=-2 options snd-hda-intel index=-2 options snd-usb-audio index=0 options snd-via82xx-modem index=-2 options snd-usb-usx2y index=-2 # Ubuntu #62691, enable MPU for snd-cmipci options snd-cmipci mpu_port=0x330 fm_port=0x388 options snd-hda-intel model=uniwill-m31 after moving the file it seems to be no default card...mplayer doesn't find one to playback any wrong part?