Failed to run qemu: X Error: BadValue in the Yocto Project

You are getting this error when you want to run the QEMU Image on the host system.

runqemu - ERROR - Failed to run qemu: X Error: BadValue

You have created the image for the default machine name qemux86-64 using the Yocto build system and want to verify this image on the host with the below command.

runqemu qemux86-64

runqemu error

Solution:

  1. Run the below command to launch the QEMU image on the host system.
    • runqemu qemux86-64 nographic

    yocto qemu86-64

  2. if still, you are getting the same error then you need to Remove the Nvidia and third-party graphics driver from the host system.
    • sudo apt remove --purge '^nvidia-.*'
    • sudo apt install ubuntu-desktop
    • echo 'nouveau' | sudo tee -a /etc/modules
    • sudo rm /etc/X11/xorg.conf

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