Re: [WiX-users] Multiple file extensions per ProgID

To answer my own question, the bit that was causing the problem was, of course, the duplicated Verb, not the duplicated Extension. The Verb is stored under the ProgId, not under the extension, despite the way things are laid out in Wix and therefore there can only be one Verb per ProgId. The

[WiX-users] Multiple file extensions per ProgID

The following code causes MyApp.wxs(MyLineNo) : error LGHT0130 : The primary key 'regCEECC3C927D10BCB192BEE13F4F46715' is duplicated in table 'Registry'. Please remove one of the entries or rename a part of the primary key to avoid the collision. Directory Id=ProgramFilesFolder