No Sound on Dell Optiplex 780

Hello Guys. I have no sound. Lakka is installed on a Dell optiplex 780. It is connected via a “Displayport to HDMI” converter.

Log:

  • [INFO] RetroArch 1.8.4 (Git 9e25601a56)
  • [INFO] === Build =======================================
  • [INFO] CPU Model Name: Intel® Core™2 Duo CPU E7500 @ 2.93GHz
  • [INFO] Capabilities: MMX MMXEXT SSE SSE2 SSE3 SSSE3 SSE4
  • [INFO] Built: Jan 20 2020
  • [INFO] Version: 1.8.4
  • [INFO] Git: 9e25601a56
  • [INFO] =================================================
  • [INFO] [Environ]: SET_PIXEL_FORMAT: RGB565.
  • [INFO] Redirecting save file to “/storage/savefiles/.srm”.
  • [INFO] Redirecting savestate to “/storage/savestates/.state”.
  • [INFO] Version of libretro API: 1
  • [INFO] Compiled against API: 1
  • [INFO] [Audio]: Set audio input rate to: 30000.00 Hz.
  • [INFO] [Video]: Video @ fullscreen
  • [INFO] [Video]: Starting threaded video driver …
  • [INFO] [DRM]: Found 3 connectors.
  • [INFO] [DRM]: Connector 0 connected: no
  • [INFO] [DRM]: Connector 0 has 0 modes.
  • [INFO] [DRM]: Connector 1 connected: yes
  • [INFO] [DRM]: Connector 1 has 29 modes.
  • [INFO] [DRM]: Connector 1 assigned to monitor index: #1.
  • [INFO] [DRM]: Connector 2 connected: no
  • [INFO] [DRM]: Connector 2 has 0 modes.
  • [INFO] [DRM]: Mode 0: (1920x1080) 1920 x 1080, 60 Hz
  • [INFO] [DRM]: Mode 1: (1920x1080) 1920 x 1080, 60 Hz
  • [INFO] [DRM]: Mode 2: (1920x1080i) 1920 x 1080, 60 Hz
  • [INFO] [DRM]: Mode 3: (1920x1080i) 1920 x 1080, 60 Hz
  • [INFO] [DRM]: Mode 4: (1920x1080) 1920 x 1080, 50 Hz
  • [INFO] [DRM]: Mode 5: (1920x1080i) 1920 x 1080, 50 Hz
  • [INFO] [DRM]: Mode 6: (1920x1080) 1920 x 1080, 30 Hz
  • [INFO] [DRM]: Mode 7: (1920x1080) 1920 x 1080, 30 Hz
  • [INFO] [DRM]: Mode 8: (1920x1080) 1920 x 1080, 24 Hz
  • [INFO] [DRM]: Mode 9: (1920x1080) 1920 x 1080, 24 Hz
  • [INFO] [DRM]: Mode 10: (1600x900) 1600 x 900, 60 Hz
  • [INFO] [DRM]: Mode 11: (1280x1024) 1280 x 1024, 60 Hz
  • [INFO] [DRM]: Mode 12: (1280x720) 1280 x 720, 60 Hz
  • [INFO] [DRM]: Mode 13: (1280x720) 1280 x 720, 60 Hz
  • [INFO] [DRM]: Mode 14: (1280x720) 1280 x 720, 50 Hz
  • [INFO] [DRM]: Mode 15: (1280x720) 1280 x 720, 30 Hz
  • [INFO] [DRM]: Mode 16: (1280x720) 1280 x 720, 30 Hz
  • [INFO] [DRM]: Mode 17: (1280x720) 1280 x 720, 24 Hz
  • [INFO] [DRM]: Mode 18: (1280x720) 1280 x 720, 24 Hz
  • [INFO] [DRM]: Mode 19: (1024x768) 1024 x 768, 60 Hz
  • [INFO] [DRM]: Mode 20: (800x600) 800 x 600, 60 Hz
  • [INFO] [DRM]: Mode 21: (720x576) 720 x 576, 50 Hz
  • [INFO] [DRM]: Mode 22: (720x576i) 720 x 576, 50 Hz
  • [INFO] [DRM]: Mode 23: (720x480) 720 x 480, 60 Hz
  • [INFO] [DRM]: Mode 24: (720x480) 720 x 480, 60 Hz
  • [INFO] [DRM]: Mode 25: (720x480i) 720 x 480, 60 Hz
  • [INFO] [DRM]: Mode 26: (720x480i) 720 x 480, 60 Hz
  • [INFO] [DRM]: Mode 27: (640x480) 640 x 480, 60 Hz
  • [INFO] [DRM]: Mode 28: (640x480) 640 x 480, 60 Hz
  • [INFO] [GL]: Found GL context: kms
  • [INFO] [GL]: Detecting screen resolution 1920x1080.
  • [INFO] [EGL] Found EGL_EXT_platform_base, trying eglGetPlatformDisplayEXT
  • [INFO] [EGL]: EGL version: 1.4
  • [INFO] [EGL]: Current context: 0x7f6c18001510.
  • [INFO] [KMS]: New FB: 1920x1080 (stride: 7680).
  • [INFO] [GL]: Vendor: Intel Open Source Technology Center, Renderer: Mesa DRI Intel® Q45/Q43.
  • [INFO] [GL]: Version: 2.1 Mesa 17.1.3.
  • [INFO] [GL]: Using resolution 1920x1080
  • [INFO] [GL]: Default shader backend found: glsl.
  • [INFO] [Shader driver]: Using GLSL shader backend.
  • [INFO] [GLSL]: Checking GLSL shader support …
  • [WARN] [GL]: Stock GLSL shaders will be used.
  • [INFO] [GLSL]: Found GLSL vertex shader.
  • [INFO] [GLSL]: Found GLSL fragment shader.
  • [INFO] [GLSL]: Linking GLSL program.
  • [INFO] [GLSL]: Found GLSL vertex shader.
  • [INFO] [GLSL]: Found GLSL fragment shader.
  • [INFO] [GLSL]: Linking GLSL program.
  • [INFO] [GLSL]: Found GLSL vertex shader.
  • [INFO] [GLSL]: Found GLSL fragment shader.
  • [INFO] [GLSL]: Linking GLSL program.
  • [INFO] Setting up menu pipeline shaders for XMB …
  • [INFO] [GLSL]: Compiling ribbon shader…
  • [INFO] [GLSL]: Found GLSL vertex shader.
  • [INFO] [GLSL]: Found GLSL fragment shader.
  • [INFO] [GLSL]: Linking GLSL program.
  • [INFO] [GLSL]: Compiling simple ribbon shader…
  • [INFO] [GLSL]: Found GLSL vertex shader.
  • [INFO] [GLSL]: Found GLSL fragment shader.
  • [INFO] [GLSL]: Linking GLSL program.
  • [INFO] [GLSL]: Compiling snow shader…
  • [INFO] [GLSL]: Found GLSL vertex shader.
  • [INFO] [GLSL]: Found GLSL fragment shader.
  • [INFO] [GLSL]: Linking GLSL program.
  • [INFO] [GLSL]: Compiling modern snow shader…
  • [INFO] [GLSL]: Found GLSL vertex shader.
  • [INFO] [GLSL]: Found GLSL fragment shader.
  • [INFO] [GLSL]: Linking GLSL program.
  • [INFO] [GLSL]: Compiling bokeh shader…
  • [INFO] [GLSL]: Found GLSL vertex shader.
  • [INFO] [GLSL]: Found GLSL fragment shader.
  • [INFO] [GLSL]: Linking GLSL program.
  • [INFO] [GLSL]: Compiling snowflake shader…
  • [INFO] [GLSL]: Found GLSL vertex shader.
  • [INFO] [GLSL]: Found GLSL fragment shader.
  • [INFO] [GLSL]: Linking GLSL program.
  • [INFO] [GL]: Using 4 textures.
  • [INFO] [GL]: Loaded 1 program(s).
  • [INFO] [GL]: Using GL_RGB565 for texture uploads.
  • [INFO] [Font]: Using font rendering backend: freetype.
  • [INFO] [Video]: Graphics driver did not initialize an input driver. Attempting to pick a suitable driver.
  • [INFO] [udev]: Keyboard #0 (/dev/input/event3).
  • [INFO] [udev]: Plugged pad: HORI CO.,LTD. HORIPAD mini4 (3853:238) on port #0.
  • [INFO] [udev]: Pad #0 (/dev/input/event2) supports 0 force feedback effects.
  • [INFO] [Autoconf]: 306 profiles found.
  • [INFO] [Joypad]: Found joypad driver: “udev”.
  • [INFO] [Video]: Found display server: null
  • [INFO] Found shader “/tmp/shaders/bilinear.glslp”
  • [INFO] Found shader “/tmp/shaders/nearest.glslp”
  • [INFO] Found shader “/tmp/shaders/retroarch.glslp”
  • [INFO] Found shader “/tmp/shaders/slang-conversion-template.glsl”
  • [INFO] Found shader “/tmp/shaders/stock.glsl”
  • [INFO] [Menu]: Found menu display driver: “gl”.
  • [INFO] [Autoconf]: selected configuration: /tmp/joypads/udev/HORI_HORIPAD_mini_PS4.cfg
  • [INFO] [Font]: Using font rendering backend: freetype.
  • [INFO] [Font]: Using font rendering backend: freetype.
  • [INFO] [Menu]: Found menu display driver: “gl”.
  • [INFO] [Font]: Using font rendering backend: freetype.
  • [INFO] [Font]: Using font rendering backend: freetype.
  • [WARN] [XMB] Asset missing: /tmp/assets/xmb/flatui/png/disc.png
  • [INFO] [LED]: LED driver = ‘null’ 0xa969a0
  • [INFO] [MIDI]: Initializing …
  • ALSA lib /home/natinusala/release/Lakka-LibreELEC/build.Lakka-Generic.x86_64/alsa-lib-1.1.9/src/seq/seq_hw.c:466:(snd_seq_hw_open) open /dev/snd/seq failed: No such file or directory
  • [ERROR] [MIDI]: snd_seq_open failed with error -2.
  • [ERROR] [MIDI]: Initialization failed (list of input devices unavailable).
  • [WARN] Input device ID 5 is unknown to this libretro implementation. Using RETRO_DEVICE_JOYPAD.
  • [WARN] Input device ID 5 is unknown to this libretro implementation. Using RETRO_DEVICE_JOYPAD.
  • [INFO] SRAM will not be saved.
  • [INFO] Loading history file: [/storage/.config/retroarch/content_history.lpl].
  • [INFO] Loading history file: [/storage/.config/retroarch/content_music_history.lpl].
  • [INFO] Loading history file: [/storage/.config/retroarch/content_video_history.lpl].
  • [INFO] Loading history file: [/storage/.config/retroarch/content_image_history.lpl].
  • [INFO] Loading favorites file: [/storage/.config/retroarch/content_favorites.lpl].
  • [INFO] [Font]: Using font rendering backend: freetype.
  • [INFO] [Font]: Using font rendering backend: freetype.
  • [INFO] [KMS]: New FB: 1920x1080 (stride: 7680).
  • [INFO] [KMS]: New FB: 1920x1080 (stride: 7680).
  • [INFO] [config] Saved new config to “/storage/.config/retroarch/retroarch.cfg”.
  • [INFO] Content ran for a total of: 00 hours, 00 minutes, 00 seconds.
  • [INFO] Unloading game…
  • [INFO] Unloading core…
  • [INFO] Unloading core symbols…
  • [INFO] Threaded video stats: Frames pushed: 635, Frames dropped: 0.

null Discard all samples (playback) or generate zero samples (capture)

default:CARD=Intel HDA Intel, AD1984A Analog Default Audio Device

sysdefault:CARD=Intel HDA Intel, AD1984A Analog Default Audio Device

front:CARD=Intel,DEV=0 HDA Intel, AD1984A Analog Front speakers

surround21:CARD=Intel,DEV=0 HDA Intel, AD1984A Analog 2.1 Surround output to Front and Subwoofer speakers

surround40:CARD=Intel,DEV=0 HDA Intel, AD1984A Analog 4.0 Surround output to Front and Rear speakers

surround41:CARD=Intel,DEV=0 HDA Intel, AD1984A Analog 4.1 Surround output to Front, Rear and Subwoofer speakers

surround50:CARD=Intel,DEV=0 HDA Intel, AD1984A Analog 5.0 Surround output to Front, Center and Rear speakers

surround51:CARD=Intel,DEV=0 HDA Intel, AD1984A Analog 5.1 Surround output to Front, Center, Rear and Subwoofer speakers

surround71:CARD=Intel,DEV=0 HDA Intel, AD1984A Analog 7.1 Surround output to Front, Center, Side, Rear and Woofer speakers

I would be very happy about your help!

Best Regards, Evgenij