bug#32975: Emacs 26.1; GTK Warnings

[Tjernlund]

On Tue, 2018-10-09 at 18:10 +0300, Eli Zaretskii wrote:
> > From: Tjernlund <tjernlund@tjernlund.se>
> > Cc: 32975@debbugs.gnu.org
> > Date: Mon, 08 Oct 2018 07:27:08 +0200
> > 
> > > P.S. Do I understand correctly that these messages are emitted only
> > > for that combination of colors?
> > 
> > No, setting background-color to any value will cause the errors
> > gtk version 3.22.30
> 
> Do the problems go away if you disable the scroll bars?

The left side scroll bar? Don't know howto do that ..