You'll want to make sure that your CA is scheduled during InstallExecuteSequence and is "deferred". Then, set the CustomActionData for that CA, passing it your ENV property that way.
However, since you're updating an XML file, then the UtilExtension has XML elements (XmlConfig) to do that, so you wouldn't need a CA at all. -- View this message in context: http://windows-installer-xml-wix-toolset.687559.n2.nabble.com/Pass-value-from-command-line-to-Custom-action-Burn-tp7598487p7598494.html Sent from the wix-users mailing list archive at Nabble.com. ------------------------------------------------------------------------------ Download BIRT iHub F-Type - The Free Enterprise-Grade BIRT Server from Actuate! Instantly Supercharge Your Business Reports and Dashboards with Interactivity, Sharing, Native Excel Exports, App Integration & more Get technology previously reserved for billion-dollar corporations, FREE http://pubads.g.doubleclick.net/gampad/clk?id=164703151&iu=/4140/ostg.clktrk _______________________________________________ WiX-users mailing list WiX-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/wix-users