Only documents without reference are allowed for this transaction

What causes this issue?

The prerequisite of this functionality is that there is a material
document without a reference, in other words, the document posted at the
time must have been an 'Other' goods receipt/goods issue or an
'Other' transfer posting, according to the selection.

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

System Response

How to fix this error?

Choose a document suitable for the selected activity.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.