IIRC that is the message which you define in the MajorUpgrade/@DowngradeErrorMessage in the msi package.
<MajorUpgrade DowngradeErrorMessage="!(loc.DownVersionErrorMsg)" /> There are other options to MajorUpgrade which do not display a message if you do not want a down version to fail. -- View this message in context: http://windows-installer-xml-wix-toolset.687559.n2.nabble.com/How-to-customize-error-messages-in-Wix-standard-bootstrapper-application-tp7597187p7597212.html Sent from the wix-users mailing list archive at Nabble.com. ------------------------------------------------------------------------------ Meet PCI DSS 3.0 Compliance Requirements with EventLog Analyzer Achieve PCI DSS 3.0 Compliant Status with Out-of-the-box PCI DSS Reports Are you Audit-Ready for PCI DSS 3.0 Compliance? Download White paper Comply to PCI DSS 3.0 Requirement 10 and 11.5 with EventLog Analyzer http://pubads.g.doubleclick.net/gampad/clk?id=154622311&iu=/4140/ostg.clktrk _______________________________________________ WiX-users mailing list WiX-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/wix-users