The OM Web Viewer install in the View® 14.0 install is for OM Web Viewer 14.0.
OM Web Viewer 12.1 is not installed from the View® 14.0 install. 12.1 Web Viewer has its own, separate install.
OM Web Viewer 12.1 needed to be installed. OM Web Viewer 14.0 is a different product from 12.1. Customer is not ready to go to OM Web Viewer 14.0 yet.