Message termination is enabled by default.

1. Start Internet Information Services (IIS.)
2. In the Connections panel, expand the Sites folder.
3. Expand IWS Services.
4. Click User Termination Coordinator.
5. In the Actions panel, click Stop Application.
6. In the Connections panel, click Application Pools.
7. In the Application Pools pane, click AtHoc User Termination Coordinator Pool.
8. In the Actions panel, in the Application Pool Tasks section, click Stop.
   Note: If the Application Pool task indicates that it is already stopped, you can stop the process using the task manager.
9. Reset IIS.