When PI restarts after installing upgrades, I see a number of GTK error messages. PI seems to run without problems after this. The error messages dont show after a normal start of PI.
[georg@fedora14-x64-monalisa Python]$ PixInsight.sh
Unable to load library icui18n "Cannot load library icui18n: (icui18n: cannot open shared object file: No such file or directory)"
PixInsight Core 01.08.00.0932 RC1 Ripley (x86_64)
Copyright (c) 2003-2012 Pleiades Astrophoto
Unable to load library icui18n "Cannot load library icui18n: (icui18n: cannot open shared object file: No such file or directory)"
[georg@fedora14-x64-monalisa Python]$
(updater3:6977): Gtk-CRITICAL **: IA__gtk_progress_configure: assertion `value >= min && value <= max' failed
(updater3:6977): Gtk-CRITICAL **: IA__gtk_progress_configure: assertion `value >= min && value <= max' failed
...