The BIOVIA Desktop Connector is an application that enables the communication between Notebook running in your browser and desktop resources (applications, local file system, and the system clipboard). From release 2021, Notebook can communicate with the BIOVIA Desktop Connector using only the "Messaging Service" mode (Windows and OSX desktops).

Using the "Messaging Service" mode requires setting up a Messaging Service. The messaging service can be installed as an embedded service within the Notebook web application or as a separate standalone service to improve the Notebook performance by reducing the number of persistent HTTP connections.

The communication between the Notebook application and the messaging service is configured in Notebook’s API/web.config file.

If a standalone Messaging service is set up, according to the installation guide the following key needs to be added to the API/web.config

The correct key to add is:

In addition, another key needs to be added to messaging service’s API/web.config