Audio device not found

[apleschu]

I have a Pi4, ledfx seems to work but as soon as I try an interactive pattern it terminates.

I have tried two different USB microphones, both have the same outcome.

Here is the output

ubuntu@ubuntu:~/.ledfx$ arecord -l List of CAPTURE Hardware Devices card 2: Elf [Maono Elf], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0

ubuntu@ubuntu:~/.ledfx$ arecord -L null Discard all samples (playback) or generate zero samples (capture) default:CARD=Elf Maono Elf, USB Audio Default Audio Device sysdefault:CARD=Elf Maono Elf, USB Audio Default Audio Device front:CARD=Elf,DEV=0 Maono Elf, USB Audio Front speakers surround21:CARD=Elf,DEV=0 Maono Elf, USB Audio 2.1 Surround output to Front and Subwoofer speakers surround40:CARD=Elf,DEV=0 Maono Elf, USB Audio 4.0 Surround output to Front and Rear speakers surround41:CARD=Elf,DEV=0 Maono Elf, USB Audio 4.1 Surround output to Front, Rear and Subwoofer speakers surround50:CARD=Elf,DEV=0 Maono Elf, USB Audio 5.0 Surround output to Front, Center and Rear speakers surround51:CARD=Elf,DEV=0 Maono Elf, USB Audio 5.1 Surround output to Front, Center, Rear and Subwoofer speakers surround71:CARD=Elf,DEV=0 Maono Elf, USB Audio 7.1 Surround output to Front, Center, Side, Rear and Woofer speakers iec958:CARD=Elf,DEV=0 Maono Elf, USB Audio IEC958 (S/PDIF) Digital Audio Output dmix:CARD=Elf,DEV=0 Maono Elf, USB Audio Direct sample mixing device dsnoop:CARD=Elf,DEV=0 Maono Elf, USB Audio Direct sample snooping device hw:CARD=Elf,DEV=0 Maono Elf, USB Audio Direct hardware device without any conversions plughw:CARD=Elf,DEV=0 Maono Elf, USB Audio Hardware device with all software conversions