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E: [pulseaudio] module.c: Failed to load module "module-equalizer-sink" (argument: ""): initialization failed.

Symtoms

Starting pulseaudio will forever Establishing connection, pulseaudio -v will reveal the following errors:

W: [pulseaudio] module-equalizer-sink.c: module-equalizer-sink is currently unsupported, and can sometimes cause PulseAudio crashes, increased latency or audible artifacts.
W: [pulseaudio] module-equalizer-sink.c: If you're facing audio problems, try unloading this module as a potential workaround.
E: [pulseaudio] module-equalizer-sink.c: Master sink not found
E: [pulseaudio] module.c: Failed to load module "module-equalizer-sink" (argument: ""): initialization failed.
E: [pulseaudio] main.c: Module load failed.
E: [pulseaudio] main.c: Failed to initialize daemon.
I: [pulseaudio] main.c: Daemon terminated.

Solution

Start pulseaudio using Desktop Manager's autostart script, the following instruction is for LXDE:

  1. Create a desktop file on ~/.config/autostart/pulseaudio-equalizer.desktop
  2. Add the following lines:
[Desktop Entry]
Type=Application
Exec=bash -c 'pactl load-module module-equalizer-sink; pactl load-module module-dbus-protocol;'

References

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