SAP Knowledge Base Article - Public

3389049 - Error "You cannot enter a change leader here" When changing BOM in app "Change Bill of Material"- SAP S/4HANA Cloud

Symptom

Error message is displayed stating "You cannot enter a change leader here" when entering the change number In app "Change Bill of Material".

"Image/data in this KBA is from SAP internal systems, sample data, or demo systems. Any resemblance to real data is purely coincidental.”

Environment

SAP S/4HANA Cloud

Reproducing the Issue

  1. Open app "Change Bill of Material"
  2. Fill in field "material", "Plant", "material usage", "change number"
  3. Click "continue"
  4. Error "You cannot enter a change leader here" 

Cause

The change number entered is a leading change master record, it could not be used to change BOM.

Resolution

It's supported to change an object using change package or change master record without hierarchy.

When creating change number, it is suggested to select function "Without Release Key" or "With Release Key". 
It's not supported to change BOM when selecting function "Lead. Chg. Mast ".

Keywords

Change number, Change bill of material, You cannot enter a change leader here, message no. CC 853, Leading change number  , KBA , LO-MD-BOM-2CL , Bills of Material (Public Cloud) , Problem

Product

SAP S/4HANA Cloud all versions