Any tips on getting the cancel button working for a deferred custom action?

Any tips on getting the cancel button working for a deferred custom action?http://blogs.msdn.com/windows_installer_team/archive/2005/09/12/458939.aspxQuestion Any tips on getting the cancel button working for a deferred custom action ? During our MSI uninstallation (full GUI mode), at the beginning of the uninstallation we call a deferred CA. When this CA is executing, if the user clicks the cancelen-USCommunityServer 2.1 SP1 (Build: 61025.2)