add dbus-uuidgen info

matlab.sh

@@ -29,3 +29,10 @@ QT_QPA_PLATFORM=xcb
 PATH=/opt/MATLAB/R2026a/bin:$PATH
 
 exec matlab -licmode onlinelicensing
+
+# ACHTUNG! GNOME Users et al.
+# This even if the installation works, launching the program may not.
+# if you see an error similar to this:
+# dbus[27716]: D-Bus library appears to be incorrectly set up: see the manual page for dbus-uuidgen to correct this issue. (Failed to open "/mathworks/devel/bat/B3p1/build/3p/install/15160996/glnxa64/dbus/var/lib/dbus/machine-id": No such file or directory; Failed to open "/etc/machine-id": No such file or directory)
+# you likely need to run the following command as root:
+#    dbus-uuidgen --ensure=/etc/machine-id