Cannot login to Ubuntu 20.04 Gnome session : amdgpu_device_initialize: DRM version is 2.50.0 but this driver is only compatible with 3.x.x

I am trying to login to my Ubuntu 20.04 Gnome Session, But I am get reverted back to the lock screen.

On checking the Xorg logs I find this error,

amdgpu_device_initialize: DRM version is 2.50.0 but this driver is only compatible with 3.x.x.

Although I am able to login into Ubuntu Wayland session.

How do I fix this issue?

1 Answer

I uninstall amdgpu driver and now login without Wayland. Seems latest amdgpu driver is not compatible with 20.04.

Steps:

1. Reboot.
2. Press Ctrl+Alt+F4.
3. Log in.
4. Run: amdgpu-pro-uninstall

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