You can move your .upk to an older version of udk if you use -SavePackagesThatHaveFailedLoads
And for the XML info
<RootName>replaceme</RootName> is the base folder in the c drive the game will be installed to e.g udk or program files
<MainFilesToExclude><MainFilesToExclude> used by epic only is ignored by unsetup
<GameFilesToExclude></GameFilesToExclude> has all the folders you don't want to include in you package
<RequiredFolders></RequiredFolders> folders that must be there to allow error checking e.g trying to publish before cooking
<GameFilesToInclude></GameFilesToInclude> files that are added to the installer will error out if folders are here
And for the XML info
<RootName>replaceme</RootName> is the base folder in the c drive the game will be installed to e.g udk or program files
<MainFilesToExclude><MainFilesToExclude> used by epic only is ignored by unsetup
<GameFilesToExclude></GameFilesToExclude> has all the folders you don't want to include in you package
<RequiredFolders></RequiredFolders> folders that must be there to allow error checking e.g trying to publish before cooking
<GameFilesToInclude></GameFilesToInclude> files that are added to the installer will error out if folders are here
Comment