Enterprise Administration > Windchill ESI > Administering Windchill ESI in an SAP Environment > Guidelines for Monitoring, Diagnosing, and Resolving Problems > Resolving Problems > Resolving Specific Problems > The TIBCO BusinessWorks process engine does not connect to the TIBCO EMS server.
  
The TIBCO BusinessWorks process engine does not connect to the TIBCO EMS server.
This could happen if the BusinessWorks engine was started before the EMS server.
Always start the EMS server before the BusinessWorks engine.