Christian Anthon wrote
These lines,
set player 0 chequerplay evaluation prune off set player 0
chequerplay evaluation noise 0.040 set player 0 cubedecision
evaluation prune off set player 0 cubedecision evaluation noise 0.040
says that player 0 (gnubg) doesn't use one of the standard settings.
So thats probably why.
I agree with Christian.
set player 0 cubedecision evaluation noise 0.040
Will cause gnubg to make errors.
You have set player 0 cubedecision evaluation noise 0.040. Go to
Settings...Players...Player 0 and select Expert or World Class.
Remember to save your settings.
-- Ian