Balena Sound client not working on Pi Zero

I have set

SOUND_MODE MULTI_ROOM_CLIENT

and

BALENA_HOST_CONFIG_dtoverlay hifiberry-dac

but the client is not receiving any music

 multiroom-client  2022-12-29 20-23-15.564 [Error] (Controller) Time sync request failed: Operation timed out
 multiroom-client  2022-12-29 20-23-16.616 [Error] (Connection) Error reading message header of length 0: End of file
 multiroom-client  2022-12-29 20-23-16.625 [Error] (Connection) Error in socket shutdown: Socket not connected
 multiroom-client  2022-12-29 20-23-16.631 [Error] (Connection) Failed to send message, error: Bad file descriptor
 multiroom-client  2022-12-29 20-23-16.637 [Error] (Controller) Time sync request failed: Bad file descriptor
 multiroom-client  2022-12-29 20-23-16.810 [Error] (Controller) Failed to send hello request, error: Operation timed out
 multiroom-client  2022-12-29 20-23-16.811 [Error] (Controller) Time sync request failed: Operation timed out
 multiroom-server  Waiting for sound supervisor to start at 172.17.0.1:80
 multiroom-client  2022-12-29 20-23-17.835 [Error] (Connection) Error reading message header of length 0: End of file
 multiroom-client  2022-12-29 20-23-17.839 [Error] (Connection) Error in socket shutdown: Socket not connected
 multiroom-client  2022-12-29 20-23-17.840 [Error] (Connection) Failed to send message, error: Bad file descriptor
 multiroom-client  2022-12-29 20-23-17.845 [Error] (Controller) Time sync request failed: Bad file descriptor
 multiroom-client  2022-12-29 20-23-18.616 [Error] (Controller) Failed to send hello request, error: Operation timed out
 multiroom-client  2022-12-29 20-23-18.617 [Error] (Controller) Time sync request failed: Operation timed out
 multiroom-client  2022-12-29 20-23-19.641 [Error] (Connection) Error reading message header of length 0: End of file
 multiroom-client  2022-12-29 20-23-19.650 [Error] (Connection) Error in socket shutdown: Socket not connected
 multiroom-client  2022-12-29 20-23-19.651 [Error] (Connection) Failed to send message, error: Bad file descriptor
 multiroom-client  2022-12-29 20-23-19.654 [Error] (Controller) Time sync request failed: Bad file descriptor
 multiroom-client  2022-12-29 20-23-19.834 [Error] (Controller) Failed to send hello request, error: Operation timed out
 multiroom-client  2022-12-29 20-23-19.835 [Error] (Controller) Time sync request failed: Operation timed out
 multiroom-client  2022-12-29 20-23-20.864 [Error] (Connection) Error reading message header of length 0: End of file
 multiroom-client  2022-12-29 20-23-20.872 [Error] (Connection) Error in socket shutdown: Socket not connected
 multiroom-client  2022-12-29 20-23-20.875 [Error] (Connection) Failed to send message, error: Bad file descriptor
 multiroom-client  2022-12-29 20-23-20.875 [Error] (Controller) Time sync request failed: Bad file descriptor
 multiroom-client  2022-12-29 20-23-21.640 [Error] (Controller) Failed to send hello request, error: Operation timed out
 multiroom-client  2022-12-29 20-23-21.641 [Error] (Controller) Time sync request failed: Operation timed out
 multiroom-server  Waiting for sound supervisor to start at 172.17.0.1:80
 multiroom-client  2022-12-29 20-23-22.677 [Error] (Connection) Error reading message header of length 0: Connection reset by peer
 multiroom-client  2022-12-29 20-23-22.678 [Error] (Connection) Error in socket shutdown: Socket not connected
 multiroom-client  2022-12-29 20-23-22.863 [Error] (Controller) Failed to send hello request, error: Operation timed out
 multiroom-client  2022-12-29 20-23-22.866 [Error] (Controller) Time sync request failed: Operation timed out
 multiroom-client  2022-12-29 20-23-23.894 [Error] (Connection) Error reading message header of length 0: End of file
 multiroom-client  2022-12-29 20-23-23.898 [Error] (Connection) Error in socket shutdown: Socket not connected
 multiroom-client  2022-12-29 20-23-23.902 [Error] (Connection) Failed to send message, error: Bad file descriptor
 multiroom-client  2022-12-29 20-23-23.904 [Error] (Controller) Time sync request failed: Bad file descriptor
 multiroom-client  2022-12-29 20-23-24.669 [Error] (Controller) Failed to send hello request, error: Operation timed out
 multiroom-client  2022-12-29 20-23-24.670 [Error] (Controller) Time sync request failed: Operation timed out
 multiroom-client  2022-12-29 20-23-25.699 [Error] (Connection) Error reading message header of length 0: End of file
 multiroom-client  2022-12-29 20-23-25.707 [Error] (Connection) Error in socket shutdown: Socket not connected
 multiroom-client  2022-12-29 20-23-25.709 [Error] (Connection) Failed to send message, error: Bad file descriptor
 multiroom-client  2022-12-29 20-23-25.711 [Error] (Controller) Time sync request failed: Bad file descriptor
 multiroom-client  2022-12-29 20-23-25.894 [Error] (Controller) Failed to send hello request, error: Operation timed out
 multiroom-client  2022-12-29 20-23-25.896 [Error] (Controller) Time sync request failed: Operation timed out
 multiroom-client  2022-12-29 20-23-26.925 [Error] (Connection) Error reading message header of length 0: End of file
 multiroom-client  2022-12-29 20-23-26.939 [Error] (Connection) Error in socket shutdown: Socket not connected
 multiroom-client  2022-12-29 20-23-26.945 [Error] (Connection) Failed to send message, error: Bad file descriptor
 multiroom-client  2022-12-29 20-23-26.949 [Error] (Controller) Time sync request failed: Bad file descriptor
 multiroom-server  Waiting for sound supervisor to start at 172.17.0.1:80
 multiroom-client  2022-12-29 20-23-27.698 [Error] (Controller) Failed to send hello request, error: Operation timed out
 multiroom-client  2022-12-29 20-23-27.701 [Error] (Controller) Time sync request failed: Operation timed out
 multiroom-client  2022-12-29 20-23-28.730 [Error] (Connection) Error reading message header of length 0: End of file
 multiroom-client  2022-12-29 20-23-28.737 [Error] (Connection) Error in socket shutdown: Socket not connected
 multiroom-client  2022-12-29 20-23-28.742 [Error] (Connection) Failed to send message, error: Bad file descriptor
 multiroom-client  2022-12-29 20-23-28.745 [Error] (Controller) Time sync request failed: Bad file descriptor
 multiroom-client  2022-12-29 20-23-28.923 [Error] (Controller) Failed to send hello request, error: Operation timed out
 multiroom-client  2022-12-29 20-23-28.924 [Error] (Controller) Time sync request failed: Operation timed out
 multiroom-client  2022-12-29 20-23-29.968 [Error] (Connection) Error reading message header of length 0: End of file
 multiroom-client  2022-12-29 20-23-29.971 [Error] (Connection) Error in socket shutdown: Socket not connected
 multiroom-client  2022-12-29 20-23-29.973 [Error] (Connection) Failed to send message, error: Bad file descriptor
 multiroom-client  2022-12-29 20-23-29.975 [Error] (Controller) Time sync request failed: Bad file descriptor
 multiroom-client  2022-12-29 20-23-30.730 [Error] (Controller) Failed to send hello request, error: Operation timed out
 multiroom-client  2022-12-29 20-23-30.732 [Error] (Controller) Time sync request failed: Operation timed out
 multiroom-client  2022-12-29 20-23-31.767 [Error] (Connection) Error reading message header of length 0: End of file
 multiroom-client  2022-12-29 20-23-31.775 [Error] (Connection) Error in socket shutdown: Socket not connected
 multiroom-client  2022-12-29 20-23-31.780 [Error] (Connection) Failed to send message, error: Bad file descriptor
 multiroom-client  2022-12-29 20-23-31.781 [Error] (Controller) Time sync request failed: Bad file descriptor
 multiroom-client  2022-12-29 20-23-31.968 [Error] (Controller) Failed to send hello request, error: Operation timed out
 multiroom-client  2022-12-29 20-23-31.969 [Error] (Controller) Time sync request failed: Operation timed out
 multiroom-server  Waiting for sound supervisor to start at 172.17.0.1:80
 multiroom-client  2022-12-29 20-23-32.993 [Error] (Connection) Error reading message header of length 0: End of file
 multiroom-client  2022-12-29 20-23-33.002 [Error] (Connection) Error in socket shutdown: Socket not connected
 multiroom-client  2022-12-29 20-23-33.004 [Error] (Connection) Failed to send message, error: Bad file descriptor
 multiroom-client  2022-12-29 20-23-33.007 [Error] (Controller) Time sync request failed: Bad file descriptor
 multiroom-client  2022-12-29 20-23-33.767 [Error] (Controller) Failed to send hello request, error: Operation timed out
 multiroom-client  2022-12-29 20-23-33.769 [Error] (Controller) Time sync request failed: Operation timed out
 multiroom-client  2022-12-29 20-23-34.799 [Error] (Connection) Error reading message header of length 0: End of file
 multiroom-client  2022-12-29 20-23-34.800 [Error] (Connection) Error in socket shutdown: Socket not connected
 multiroom-client  2022-12-29 20-23-34.806 [Error] (Connection) Failed to send message, error: Bad file descriptor
 multiroom-client  2022-12-29 20-23-34.807 [Error] (Controller) Time sync request failed: Bad file descriptor
 multiroom-client  2022-12-29 20-23-34.992 [Error] (Controller) Failed to send hello request, error: Operation timed out
 multiroom-client  2022-12-29 20-23-34.993 [Error] (Controller) Time sync request failed: Operation timed out
 multiroom-client  2022-12-29 20-23-36.030 [Error] (Connection) Error reading message header of length 0: End of file
 multiroom-client  2022-12-29 20-23-36.033 [Error] (Connection) Error in socket shutdown: Socket not connected
 multiroom-client  2022-12-29 20-23-36.036 [Error] (Connection) Failed to send message, error: Bad file descriptor
 multiroom-client  2022-12-29 20-23-36.038 [Error] (Controller) Time sync request failed: Bad file descriptor
 multiroom-client  2022-12-29 20-23-36.798 [Error] (Controller) Failed to send hello request, error: Operation timed out
 multiroom-client  2022-12-29 20-23-36.801 [Error] (Controller) Time sync request failed: Operation timed out
 multiroom-server  Waiting for sound supervisor to start at 172.17.0.1:80
 multiroom-client  2022-12-29 20-23-37.829 [Error] (Connection) Error reading message header of length 0: End of file
 multiroom-client  2022-12-29 20-23-37.834 [Error] (Connection) Error in socket shutdown: Socket not connected
 multiroom-client  2022-12-29 20-23-37.836 [Error] (Connection) Failed to send message, error: Bad file descriptor
 multiroom-client  2022-12-29 20-23-37.840 [Error] (Controller) Time sync request failed: Bad file descriptor
 multiroom-client  2022-12-29 20-23-38.029 [Error] (Controller) Failed to send hello request, error: Operation timed out
 multiroom-client  2022-12-29 20-23-38.032 [Error] (Controller) Time sync request failed: Operation timed out
 multiroom-client  2022-12-29 20-23-39.060 [Error] (Connection) Error reading message header of length 0: End of file
 multiroom-client  2022-12-29 20-23-39.071 [Error] (Connection) Error in socket shutdown: Socket not connected
 multiroom-client  2022-12-29 20-23-39.072 [Error] (Connection) Failed to send message, error: Bad file descriptor
 multiroom-client  2022-12-29 20-23-39.073 [Error] (Controller) Time sync request failed: Bad file descriptor
 multiroom-client  2022-12-29 20-23-39.828 [Error] (Controller) Failed to send hello request, error: Operation timed out
 multiroom-client  2022-12-29 20-23-39.829 [Error] (Controller) Time sync request failed: Operation timed out
 multiroom-client  2022-12-29 20-23-40.854 [Error] (Connection) Error reading message header of length 0: End of file
 multiroom-client  2022-12-29 20-23-40.859 [Error] (Connection) Error in socket shutdown: Socket not connected
 multiroom-client  2022-12-29 20-23-40.861 [Error] (Connection) Failed to send message, error: Bad file descriptor
 multiroom-client  2022-12-29 20-23-40.864 [Error] (Controller) Time sync request failed: Bad file descriptor
 multiroom-client  2022-12-29 20-23-41.058 [Error] (Controller) Failed to send hello request, error: Operation timed out
 multiroom-client  2022-12-29 20-23-41.061 [Error] (Controller) Time sync request failed: Operation timed out
 multiroom-client  2022-12-29 20-23-42.089 [Error] (Connection) Error reading message header of length 0: End of file
 multiroom-client  2022-12-29 20-23-42.099 [Error] (Connection) Error in socket shutdown: Socket not connected
 multiroom-client  2022-12-29 20-23-42.103 [Error] (Connection) Failed to send message, error: Bad file descriptor
 multiroom-client  2022-12-29 20-23-42.105 [Error] (Controller) Time sync request failed: Bad file descriptor
 multiroom-server  Waiting for sound supervisor to start at 172.17.0.1:80
 multiroom-client  2022-12-29 20-23-42.854 [Error] (Controller) Failed to send hello request, error: Operation timed out
 multiroom-client  2022-12-29 20-23-42.856 [Error] (Controller) Time sync request failed: Operation timed out
 multiroom-client  2022-12-29 20-23-43.884 [Error] (Connection) Error reading message header of length 0: End of file
 multiroom-client  2022-12-29 20-23-43.901 [Error] (Connection) Error in socket shutdown: Socket not connected
 multiroom-client  2022-12-29 20-23-43.903 [Error] (Connection) Failed to send message, error: Bad file descriptor
 multiroom-client  2022-12-29 20-23-43.909 [Error] (Controller) Time sync request failed: Bad file descriptor
 multiroom-client  2022-12-29 20-23-44.089 [Error] (Controller) Failed to send hello request, error: Operation timed out
 multiroom-client  2022-12-29 20-23-44.091 [Error] (Controller) Time sync request failed: Operation timed out
 multiroom-client  2022-12-29 20-23-45.116 [Error] (Connection) Error reading message header of length 0: End of file
 multiroom-client  2022-12-29 20-23-45.125 [Error] (Connection) Error in socket shutdown: Socket not connected
 multiroom-client  2022-12-29 20-23-45.127 [Error] (Connection) Failed to send message, error: Bad file descriptor
 multiroom-client  2022-12-29 20-23-45.130 [Error] (Controller) Time sync request failed: Bad file descriptor
 multiroom-client  2022-12-29 20-23-45.884 [Error] (Controller) Failed to send hello request, error: Operation timed out
 multiroom-client  2022-12-29 20-23-45.886 [Error] (Controller) Time sync request failed: Operation timed out
 multiroom-client  2022-12-29 20-23-46.912 [Error] (Connection) Error reading message header of length 0: End of file
 multiroom-client  2022-12-29 20-23-46.920 [Error] (Connection) Error in socket shutdown: Socket not connected
 multiroom-client  2022-12-29 20-23-46.925 [Error] (Connection) Failed to send message, error: Bad file descriptor
 multiroom-client  2022-12-29 20-23-46.925 [Error] (Controller) Time sync request failed: Bad file descriptor
 multiroom-client  2022-12-29 20-23-47.115 [Error] (Controller) Failed to send hello request, error: Operation timed out
 multiroom-client  2022-12-29 20-23-47.117 [Error] (Controller) Time sync request failed: Operation timed out
 multiroom-server  Waiting for sound supervisor to start at 172.17.0.1:80
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