librespot no longer responds to client volume changes

[miltieIV2]

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Description

librespot used to respond to client volume changes, but stopped recently. The only way to control the volume now is with --initial-volume N

Version

33bf3a7 (HEAD -> dev, origin/dev, origin/HEAD) Emit SetQueue event (#1677)
Built with cargo --locked to get around the vergen issue

How to reproduce

Steps to reproduce the behavior in librespot e.g.

1. librespot launched from snapserver "source = librespot:///home/jbm/bin/librespot?name=slimshady-snapcast-librespot&dryout_ms=2000&devicename=slimshady-snapcast-librespot&volume=40"
2. Running ps: "/home/jbm/bin/librespot --name slimshady-snapcast-librespot --bitrate 320 --backend pipe --initial-volume 40 --verbose"
3. In the client click on
4. librespot does not respond to the volume change like it used to.

Log

• librespot does not function with --verbose in this environment.

Host (what you are running librespot on):

• OS: Linux - Ubuntu 25.10
• Intel mini PC: HP t520 Flexible Series TC

Additional context

The upgrade to Ubuntu 25.10 was recent, but I think the problem started before that.