can you paste output of arecord -l (list of capture devices). Which device you are using and os. Does this instance is already open by default? like any video playing or something like that?
On Wed, Aug 11, 2021 at 6:06 PM Muni Sekhar <munisekhar...@gmail.com> wrote: > Hi All, > > $ cat /proc/asound/cards > 0 [USB ]: USB-Audio - Plantronics .Audio 628 USB > Plantronics Plantronics .Audio 628 USB at > usb-0000:00:14.0-2, full speed > > I am using a Plantronics USB Audio headset. > > $ arecord --device hw:0,0 --channels 2 --format S16_LE --rate 44100Hz x.wav > arecord: main:722: audio open error: Device or resource busy > > > 'arecord' command always fails the first time after system boot in my > system. But subsequent execution of the 'arecord' command runs fine. > > > I've attached the strace log for the "audio open error: Device or > resource busy" failure. Is there any fix available for this issue? > > -- > Thanks, > Sekhar >
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