SWU3: Schedule background job for event queue

What causes this issue?

No background job for monitoring events is scheduled.
The <LS>SAP Business Workflow</> system uses a background job for
monitoring events that start processes or complete work items and,
therefore, have to trigger the workflow system. This job has to be
scheduled for periodic execution.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

INCLUDE FND_SWU3_MESSAGES OBJECT DOKU ID TX
You can also perform the step <ZK>Schedule Background Job for Event
Queue</> separately.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.