This fault is typically caused by a backend service failure. You are advised to redeploy the real-time service later. If the fault persists after three retries, obtain the following information and contact .
Go to the Service Deployment > Real-Time Services page. In the service list, find the real-time service deployed in the ExeML task. All the services of ExeML start with exeML- Click the service name to go to the service details page. In the basic information area, obtain Service ID.
On the service details page, click the Events tab. Take a screenshot of the event information table, and send the screenshot to technical support personnel.