SAP Message USMD1508 - Mod./ent.&1, node ent.&2, hy.attr.fr.ref.&3, data elem.&4: No chg.docum.

Diagnosis
Data element &V4& is assigned to the hierarchy attribute from referenceV3 of node entity type v2. in the settings for the data element, theChange Documents indicator is not set.

System Response
When master data is written, changes to the affected field are not
logged in the change documents.

Procedure
Set the Change Documents indicator for the data element.