Work flow:

1. If you want to remove the error from all the elements in the project please select all the elements from 3D view and then click check box number (1) then press ok.
2. If you want to remove the error from only the loadable families, please click check box number (2) only loadable families then press OK.

The installer that ran when you downloaded this app/plug-in from Autodesk App Store will start installing the app/plug-in. OR, simply double-click the downloaded installer to install the app/plugin.

You may need to restart the Autodesk product to activate the app/plug-in.

To uninstall this plug-in, exit the Autodesk product if you are currently running it, simply rerun the installer, and select the "Uninstall" button. OR, click Control Panel > Programs > Programs and Features (Windows 7/8.1/10) and uninstall as you would any other application from your system.