> On Thu, 7 Apr 2011, Miguel A. Lerma wrote:
 >
 > > > our automatic nightly yum update has loaded glibc 2.5-58.
 > > > Since this morning, some users on some machines sometimes (I can't say
 > > > It more clear) have no gnome panel.
 > > > Some of them can start it with gnome-panel, some do not.
 > > > For me it seems like a memory fault, something like no free alloc or
 > > > something. It never happend befor the glibc update.
 > >
 > > Same here. We have SL 5.5. Not sure if it is a pattern,
 > > but all machines I have seen having the problem are 32-bit,
 > > the 64-bit ones seem Ok for now. I am including below the
 > > contents of an .xsession-errors file.
 >
 > Are these problems before or after a reboot ?

After logging in once. If you log out and then log back in the
gnome panel is gone or non operational. Rebooting does not help.
Cleaning /tmp seems to help, but I am still experimenting with 
workarounds until the developers release a fixed version of whatever
is broken.


Miguel A. Lerma