Document &1 saved (no automatic clearing of billing document &2).

What causes this issue?

The automatic clearing of billing document and reversal is not possible.
This may be, for example, because the line item update is deactivated.

System Response

The reversal cannot be created.

How to fix this error?

The journal entries have to be cleared manually.

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.