Distributing Visio addin developed in VB6

Question

I have old VB6 Addin (Visio) source code that generates DLL when compile. I need to distribute this dll to end user, but when I run following command as Administrator on user\'s

Answer 1

Turns out VB6 office addins depends on Add-In Designer Object Library (msaddndr.dll) and this library is not available post Office 2013

I registered MSADDNDR.dll and it fixed the problem.

For more details https://blogs.msdn.microsoft.com/vsod/2012/11/21/vb6-based-add-ins-may-fail-to-work-in-office-2013/

Answer 2

The Windows error “0x80004005” occurs particularly in situations in which users are denied access to an application, a service or a device for unforeseeable reasons.

Process Monitor from https://docs.microsoft.com/en-us/sysinternals/downloads/procmon might be of some help. Run it as admin, create an appropriate filter and see if somethig useful pops up.