You need to pass in "-ext WixUtilExtension" for the candle and light command lines to use the util extension.
Authoring should look like this: <Wix xmlns="http://schemas.microsoft.com/wix/2003/01/wi" xmlns:util="http://schemas.microsoft.com/wix/UtilExtension"> ... <Component Id="TestXmlFileProductComponent1" Guid="00030829-1234-4321-C000-000000000046" DiskId="1"> <File Id="TestXmlFile1" Name="test.xml" Source="$(env.WIX)\examples\data\test.xml" KeyPath="yes" /> <util:XmlFile Id="NewAttribute1" File="[#TestXmlFile1]" ElementPath="/Root" Name="New" Value="[NewAttributeValue]" Action="setValue" Permanent="yes" /> </Component> Derek -----Original Message----- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Thomas Hecker Sent: Thursday, June 01, 2006 8:19 AM To: wix-users@lists.sourceforge.net Subject: Re: [WiX-users] XmlFile not child of Component? Wix Version is 3.0.1726.0 -- View this message in context: http://www.nabble.com/XmlFile+not+child+of+Component--t1717338.html#a4664028 Sent from the wix-users forum at Nabble.com. ------------------------------------------------------- All the advantages of Linux Managed Hosting--Without the Cost and Risk! Fully trained technicians. The highest number of Red Hat certifications in the hosting industry. Fanatical Support. Click to learn more http://sel.as-us.falkag.net/sel?cmd=lnk&kid=107521&bid=248729&dat=121642 _______________________________________________ WiX-users mailing list WiX-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/wix-users ------------------------------------------------------- All the advantages of Linux Managed Hosting--Without the Cost and Risk! Fully trained technicians. The highest number of Red Hat certifications in the hosting industry. Fanatical Support. Click to learn more http://sel.as-us.falkag.net/sel?cmd=lnk&kid=107521&bid=248729&dat=121642 _______________________________________________ WiX-users mailing list WiX-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/wix-users