http://bugs.winehq.org/show_bug.cgi?id=18718
--- Comment #3 from Ken Sharp kennybobs@o2.co.uk 2010-03-11 20:36:55 --- Removing custom action PrepareServiceGroupInstall.18376EA1_A7B1_41ED_A75C_CD6FAB0434AA with Orca allows the installer to continue on to Bug 22009.