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Check Active MATRIX CORE Services

Run the following command on your Raspberry Pi's terminal to see the MATRIX Services currently running.

ps aux | grep 'malos'


If you experience strange behavior, reinstall MATRIX CORE.

Uninstall the matrixio-malos package.

sudo apt-get --purge remove matrixio-malos

Reboot your device.

sudo reboot

Install MATRIX CORE here.

Audio Open Error

If you encounter the error log below, your microphones are being used by the Pocketsphinx service for the Wakeword Driver.

arecord: main:788: audio open error: Device or resource busy

You can solve this by running the following command to kill the service.

sudo pkill malos_wakeword