Firefox-flatpak wont open after 2020-12-30 update

tried reinstalling.
also in task manager 2 firefox-bin showsup. if i kill the one with low memory usage. it opens ,but about:support shows webgl rendor as -
WebGL creation failed:

  • WebglAllowWindowsNativeGl:false restricts context creation on this system.
  • Exhausted GL driver options.
    and
    WebGL creation failed:
  • AllowWebgl2:false restricts context creation on this system.

mine is amdryzen +nouveau setup
any idea to fix this?

The regular Firefox from the official repos is no option for you? :eyes: