Navigate to the Resource File tab, and click New Resource File. For more details, see Resource Files on the Relativity Documentation site.
In the Resource File field, click Browse to select the .dll file for your event handler from the directory where you built your project.
Note: If you want to debug your event handler, you should also upload your Symbol files (.pdb) and associate it with the same application as you did for your event handler. See Troubleshoot event handlers.
In the Application field, click to select your custom application. In general, you don't want to link to event handler assembly to the default application.
Click Save. You can now link your event handler to a custom object in Relativity.
Note: Add the event handler to a custom object before adding it to an application, If you don't first add it to a custom object, the event handler won't be displayed in the list used for adding it to an application. For more information, see Creating and editing Relativity Objects.
Navigate to the workspace containing your application.
Click the Relativity Applications tab and then click on your application name.
On the details view of the application, scroll down to the associative list for your event handler type: