No references exist for the selected data exchange task

What causes this issue?

You cannot display the references for a data exchange task because the
task has no references.

System Response

INCLUDE ISU_VERARB OBJECT DOKU ID TX

How to fix this error?

INCLUDE ISU_KORR OBJECT DOKU ID TX

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.