Uh, oops, forgot to mention that while the screen works as expected
with the virtual statement addition, the display control still
crashes,, prolly broke something during all the fumbling in the dark,
sigh!
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After enableing second monitor guidance crashes on every startup and graphical
I may have a workaround.
Try modifying /etc/X11/xorg.conf thusly:
Add virtual x_dim y_dim to SubSection Display in Section
screen
Match x_dim, y_dim to your screen size.
man xorg.conf tells you that without the virtual statement, the virtual
screen size is set to the maximum available under