[PROBLEM] No sound: Pi zero w with Hifiberry DAC+ zero

[BriceL]

It included the Stereo Test file and the Radio play. No errors displayed.

I then set the system with the DAC up and could also play the File and radio but no sound coming out...
And this appeared again:


20190702 205520 worker: ALSA volume set to (amixer: Unable to find simple control 'Digital',0)

Code:

A U D I O    P A R A M E T E R S  

    Audio device        = HiFiBerry DAC Zero
    Interface        = I2S
    Hardware volume        = None
    Mixer name        = Digital
    Audio source        = Local
    Output device        = Local
    Resume MPD aft src chg    = No
    Volume knob        = 60
    Volume mute        = Unmuted
    Saved MPD vol        = 0
    Preamp volume        = 0
    ALSA version        = 1.1.3-5+rpt4
    SoX version        = 0.1.2-2

    Bluetooth controller    = Off
    Bluetooth pairing agent    = Off
    Airplay receiver    = Off
    Spotify receiver    = Off
    Squeezelite        = Off
    UPnP client        = Off
    DLNA server        = Off
    GPIO button handler    = Off

    Rotary encoder        = Off
    Encoder params        = 100 2 3 4 5
    Crossfeed        = Off
    Parametric EQ        = Off
    Graphic EQ        = Off
    Polarity inversion    = Off
    Auto-shuffle        = Off
    Autoplay        = Off
    MPD crossfade        = Off
    MPD httpd        = Off

      M P D    S E T T I N G S  

    Version            = 0.20.23
    Volume control        = software
    ALSA device        = hw:0
    SoX resampling        = disabled
    SoX quality        = very high
    SoX multithreading    = off
    DSD over PCM (DoP)    = no
    Replaygain        = off
    Replaygain preamp    = 0
    Volume normalization    = No
    Audio buffer (kb)    = 4096
    Output buffer size (kb)    = 131072

      M O O D E    L O G  

   20190702 205518 worker: - Start
   20190702 205519 worker: Successfully daemonized
   20190702 205519 worker: Integrity check (passed)
   20190702 205520 worker: ALSA volume set to (amixer: Unable to find simple control 'Digital',0)
   20190702 205521 worker: Session loaded
   20190702 205521 worker: Debug logging (off)
   20190702 205521 worker: - Platform
   20190702 205524 worker: Rel  (Moode 5.3.1 2019-06-12)
   20190702 205524 worker: Upd  (None)
   20190702 205524 worker: Rasp (9.9)
   20190702 205524 worker: Kern (4.19.49+)
   20190702 205524 worker: MPD  (0.20.23)
   20190702 205524 worker: Host (moode)
   20190702 205524 worker: Hdwr (Pi-Zero W 512MB v1.1)
   20190702 205524 worker: Arch (armv6l)
   20190702 205524 worker: Gov  (performance)
   20190702 205524 worker: USB boot not enabled yet
   20190702 205525 worker: File system not expanded yet
   20190702 205525 worker: HDMI port on
   20190702 205526 worker: File check ok
   20190702 205526 worker: - Network
   20190702 205526 worker: eth0 does not exist
   20190702 205526 worker: eth0 address not assigned
   20190702 205526 worker: wlan0 exists
   20190702 205526 worker: wifi country (DE)
   20190702 205526 worker: wlan0 trying SSID (AliceimWland)
   20190702 205526 worker: wlan0 (192.168.0.87)
   20190702 205526 worker: - Audio
   20190702 205526 worker: ALSA outputs unmuted
   20190702 205526 worker: ALSA card number (0)
   20190702 205526 worker: Audio output (I2S audio device)
   20190702 205526 worker: Audio device (HiFiBerry DAC Zero)
   20190702 205527 worker: ALSA mixer name (Digital)
   20190702 205527 worker: MPD volume control (software)
   20190702 205527 worker: Hdwr volume controller not detected
   20190702 205527 worker: - Services
   20190702 205527 worker: Reset renderer active state
   20190702 205528 worker: MPD conf updated
   20190702 205528 worker: MPD started
   20190702 205529 worker: MPD accepting connections
   20190702 205529 worker: Configure MPD outputs
   20190702 205529 worker: MPD output 1 ALSA default (on)
   20190702 205529 worker: MPD output 2 ALSA crossfeed (off)
   20190702 205529 worker: MPD output 3 ALSA parametric eq (off)
   20190702 205529 worker: MPD output 4 ALSA graphic eq (off)
   20190702 205529 worker: MPD output 5 ALSA polarity inversion (off)
   20190702 205529 worker: MPD output 6 ALSA bluetooth (off)
   20190702 205529 worker: MPD output 7 HTTP stream (off)
   20190702 205529 worker: MPD crossfade (off)
   20190702 205529 worker: Audio source (Local)
   20190702 205529 worker: Output device (Local)
   20190702 205529 worker: - Music sources
   20190702 205530 worker: USB sources (none attached)
   20190702 205530 worker: NAS sources (none configured)
   20190702 205530 worker: - Miscellaneous
   20190702 205530 worker: Saved MPD vol level (0)
   20190702 205530 worker: Preamp volume level (0)
   20190702 205530 worker: MPD volume level (33) restored
   20190702 205530 worker: ALSA volume level (None)
   20190702 205530 worker: Auto-play is off
   20190702 205530 worker: Maintenance interval (21600)
   20190702 205530 worker: Screen saver activation (Never)
   20190702 205530 worker: Watchdog started
   20190702 205530 worker: Ready
   20190702 205641 worker: Job mpdcfg