I did an MSI package diff and found the real source of the problem. It's not the ID that's wrong, it's the Name attribute ( FileName column of the MSI ).
It seems WiX doesn't require a Name attribute and if you give it an Id attribute it uses it for the Name attribute. Either way, filing a bug. Christopher Painter, Author of Deployment Engineering Blog Have a hot tip, know a secret or read a really good thread that deserves attention? E-Mail Me ------------------------------------------------------------------------------ Open Source Business Conference (OSBC), March 24-25, 2009, San Francisco, CA -OSBC tackles the biggest issue in open source: Open Sourcing the Enterprise -Strategies to boost innovation and cut costs with open source participation -Receive a $600 discount off the registration fee with the source code: SFAD http://p.sf.net/sfu/XcvMzF8H _______________________________________________ WiX-users mailing list WiX-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/wix-users