From y2log:
2013-07-03 08:59:16 <1> chestnut(1796) [liby2] genericfrontend.cc(main):575 Launched YaST2 component 'y2base' 'menu' 'ncurses'
2013-07-03 08:59:16 <1> chestnut(1796) [ui-component] YUIComponentCreator.cc(createInternal):124 Creating UI component for ""
2013-07-03 08:59:16 <1> chestnut(1796) [liby2] genericfrontend.cc(main):764 YAST_IS_RUNNING is yes
2013-07-03 08:59:16 <1> chestnut(1796) [wfm] Y2WFMComponent.cc(SetLanguage):523 GET encoding for en_GB.UTF-8: UTF-8
2013-07-03 08:59:16 <1> chestnut(1796) [Ruby] yast/wfm.rb:80 Call client /usr/share/YaST2/clients/menu.rb
2013-07-03 08:59:16 <3> chestnut(1796) [Ruby] yast/wfm.rb:85 Client call failed with undefined method `Opt' for #Yast::MenuClient:0x00000001a96158 and backtrace ["/usr/share/YaST2/clients/menu.rb:159:in `DisplaySplash'", "/usr/share/YaST2/clients/menu.rb:22:in `main'", "/usr/share/YaST2/clients/menu.rb:313:in `