socat[2628] E read(1, 0x55e2a3b2f7c0, 8192): Bad file descriptor

[Torrio888]

sudo socat -u stdout udp-listen:7355 | dsd -i – -w dsd_output.wav
Digital Speech Decoder 1.7.0-dev (build:v1.6.0-88-gb674f27)
mbelib version 1.3.0
Writing audio to file dsd_output.wav
Error, couldn't open –
2019/04/05 20:00:39 socat[3583] E read(1, 0x563dc38347c0, 8192): Bad file descriptor

[nicball]

The source and target address of socat's arguments are misplaced. So it's actually trying to read stdout.