Microsoft Office Customization Installer Error

When launching DM Word, the following error message may show in the Microsoft Office Customization Installer window:

Installing Office customization

There was an error during installation

Exception reading manifest from ... the manifest may not be valid or the file could not be opened.

Uninstall and Reinstall VSTO

To resolve the issue, work with your local IT team to uninstall Visual Studio 2010 Tools for Office Runtime (VSTO), then reinstall VSTO from the link below:

Visual Studio 2010 Tools for Office Runtime download

https://www.microsoft.com/en-us/download/details.aspx?id=48217

For further assistance, Contact Us.