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Failed to open "alsa" - Help - Volumio
https://community.volumio.org/t/failed-to-open-alsa/8844#:~:text=It%20can%20be%20HW%20issue.%20Check%20cable%20and,or%20other%20program%20which%20play%20music%20or%20sound.
[SOLVED] alsa cannot open audio device hw:1,0 [Input ...
https://ubuntuforums.org/showthread.php?t=2442705
To enable this output device you need to configure FFmpeg with --enable-libpulse. You don't have to worry about that. ffmpeg is already built with --enable-libpulse. There must a way to reset alsa so it does not glitch. Well, if something is …
ALSA samples capture: cannot open device - Ask Ubuntu
https://askubuntu.com/questions/201506/alsa-samples-capture-cannot-open-device
So as first step I google a bit and I found this article for capturing audio samples. A tutorial on using the ALSA Audio API. but when I compile it and execute it with: ./mycapture "default" or ./mycapture "hw:0,0" and all the possible variants on theme it always raises the error: cannot open device hw:0,0 (no such file or directory).
alsa - Cannot open hw:0,0 default audio device - Raspberry ...
https://raspberrypi.stackexchange.com/questions/75961/cannot-open-hw0-0-default-audio-device
But Loopback devices does not have a mixer so I cant play two things at once is you see what I mean. I know the default audio device can do this. So I change the audio device in icecast-alsa.xml from "hw:Loopback,1,0" to "hw:0,0". I also tried. "hw:0,1" "default". But none of these work Im getting the error: Could not open device Directory or ...
ALSA: cannot open audio device · GitHub
https://gist.github.com/anteaya/60125
[ERROR] AlsaAudioDriver ALSA: cannot open audio device default: Device or resource busy [ERROR] Hydrogen [audioEngine_startAudioDrivers] Error starting audio driver [audioDriver::connect()] [ERROR] Hydrogen [audioEngine_startAudioDrivers] Using the NULL output audio driver
Failed to open ALSA device "hw:2,0: No such file or ...
https://community.volumio.org/t/failed-to-open-alsa-device-hw-2-0-no-such-file-or-directory/42874
Failed to open ALSA device “softvolume”: No such file or directory. One think you could try with DAC, remotePi board and touchscreen installed: Set the output device to “Headphones” and save. After that set the output device …
linux - Alsa Pulse Audio cannot open audio device pulse ...
https://unix.stackexchange.com/questions/118344/alsa-pulse-audio-cannot-open-audio-device-pulse-no-such-file-or-directory-puls
Pulseaudio attempts to imitate ALSA for any application that hasn't yet been updated to interface it. Basically the theory goes that if an application isn't equipped to do dbus it with pulse, pulse will middleman ALSA anyway via the module-alsa-sink plugin interface I mentioned before. In fact, the same is true for OSS and Esound and their ...
Failed to open "alsa" - Help - Volumio
https://community.volumio.org/t/failed-to-open-alsa/8844
you write your issue is happening often but not alway. It can be HW issue. Check cable and connectors or temperature. Other cause of your issue can be ALSA device is opened from different program like KODI or other program which play music or sound. Sounds can be played also, when you interact with GUI. Try uninstall all plugins and check behavior.
'arecord' works but FFMPEG 'cannot open audio device'
https://stackoverflow.com/questions/61718369/arecord-works-but-ffmpeg-cannot-open-audio-device
It returns: [alsa @ 0x5a45880] cannot open audio device hw:default:CARD=Loopback (No such file or directory) hw:default:CARD=Loopback: Input/output error. I've also tried any number of hw: options in FFMPEG. For what it's worth, the arecord -l command returns: **** List of CAPTURE Hardware Devices **** card 0: PCH [HDA Intel PCH], …
[SOLVED] ALSA sound not working / Newbie Corner / Arch ...
https://bbs.archlinux.org/viewtopic.php?id=202398
Here's my system: $ aplay -l **** List of PLAYBACK Hardware Devices **** ALSA lib conf.c:3325: (snd_config_hooks_call) Cannot open shared library libasound_module_conf_pulse.so ALSA lib control.c:954: (snd_ctl_open_noupdate) Invalid CTL hw:0 aplay: device_list:277: control open (0): No such file or directory card 1: PCH [HDA Intel …
Jack audio server cannot connect to sound card – HiFiBerry
https://support.hifiberry.com/hc/en-us/community/posts/201858531-Jack-audio-server-cannot-connect-to-sound-card
control device hw:0 ALSA: Cannot open PCM device alsa_pcm for capture. Falling back to playback-only mode configuring for 48000Hz, period = 1024 frames (21.3 ms), buffer = 2 periods ALSA: mmap-based access is not possible for the playback stream of this audio interface ALSA: cannot configure playback channel Cannot initialize driver
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