A warning from our internal Ferrari user group to anyone else
running Solaris Express/Nevada builds on Acer Ferrari 4000
laptops:

If you're using Nevada build 35 or later, rename 
/usr/X11/lib/modules/libvbe.so so the Xorg server doesn't find
it. If it's there, the new monitor probing changes introduced in
build 35 by Sun bug 6385111 (aka Xorg bug 5892) cause the Ferrari
4000 to attempt to use VESA BIOS Extensions (VBE) to get the monitor
settings after the normal methods failed. Unfortunately, while this
works the first time you do it, if you do it a second time without
rebooting in between, it seems to cause the Ferrari 4000 BIOS to hang
the entire machine, requiring you to manually power it down to recover.
Since this is an optional module, if Xorg can't load it, it just skips it.

This failure is being tracked in Sun's bug database as 6402721 and
is being worked on now by the engineer who introduced the fallback
to VBE into our Xorg. So far it's only been reported on the Ferrari 4000
laptops, but could potentially be seen on other machines with similar BIOS'es.

[I also posted this message with a bunch of links to more information at 
http://blogs.sun.com/roller/page/alanc?entry=xorg_bug_on_ferrari_4000 ]

-- 
        -Alan Coopersmith-           alan.coopersmith at sun.com
         Sun Microsystems, Inc. - X Window System Engineering

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