[CentOS] how to troubleshoot GUI issue?

[m.roth at 5-cent.us]

Dave Burns wrote:
> Hello,
> I'm using a recent install of centos 7, no GUI customizations that I
> recall. When I log in using the GUI it accepts my password and the mouse
> appears on a black screen, like it is preparing the desktop, but the
> desktop never appears. If I hit control-alt-f4 and log in using the
> command
> line, and then execute startx, Everything seems to work perfectly.
>
> What sort of troubleshooting should I do to figure out what is stalling?
> I'm not at all familiar with this aspect of things.
>
grep EE /var/log/Xorg.0.log
view ~/.xsession-errors.

Is where I'd start.

       mark