What causes this issue?

In the ECS environment used here, you defined that the first-level
checks are to be applied that are stored under the ID &V1&.
However, there are no first-level checks that have this ID, or no checks
are assigned to this ID.

System Response

The system cannot post the document.

How to fix this error?

Remove the reference to ID &V1& from the <DS:SIMG.GLE_ECS_VECS_IF001>ECS
environment</>, or create correct <DS:SIMG.GLE_ECS_VECS_DCT001>
first-level checks</>.

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.