https://bugs.winehq.org/show_bug.cgi?id=37251
--- Comment #5 from Austin English austinenglish@gmail.com --- (In reply to Alex Henrie from comment #4)
Are you trying to install the .NET Framework via the WiX Toolset installer? At first glance this looks like the same problem I mentioned in https://bugs.winehq.org/show_bug.cgi?id=37163#c2
This is after 4aa1af901635434e2f7692fd13d7c3e2e48af4fe, different it's a different but related bug.