There are some ideas here: http://superuser.com/questions/521175/determine-if-windows-hotfix-has-been-applied
A msu is a compressed (zip) package from which the deployed files can be extracted. You can chain an msi or an exe, but not a 'zip' package. wusa.exe can be used to install an msu http://support.microsoft.com/kb/934307 -- View this message in context: http://windows-installer-xml-wix-toolset.687559.n2.nabble.com/Detect-if-MS-HotFix-installed-during-Bundle-installation-tp7592971p7592995.html Sent from the wix-users mailing list archive at Nabble.com. ------------------------------------------------------------------------------ Flow-based real-time traffic analytics software. Cisco certified tool. Monitor traffic, SLAs, QoS, Medianet, WAAS etc. with NetFlow Analyzer Customize your own dashboards, set traffic alerts and generate reports. Network behavioral analysis & security monitoring. All-in-one tool. http://pubads.g.doubleclick.net/gampad/clk?id=126839071&iu=/4140/ostg.clktrk _______________________________________________ WiX-users mailing list WiX-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/wix-users