The audio role had both pipewire (with pulse.enable = true) and pulseaudio configured, which are mutually exclusive. PipeWire's PulseAudio compatibility layer handles pulse clients, so the services.pulseaudio block is unnecessary and causes conflicts. Closes: nixos-configs-0vf 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>