SAP Knowledge Base Article - Public

3204978 - Error Message "BOM item is not locked" when creating a new BOM with Sub Items in Maintain Bill of Material App


When creating a new BOM and adding a component with a sub items in the Maintain Bill of Material app - it shows the error 'BOM item is not locked' when saving


  • Bill of Material
  • S/4HANA Cloud 2202

Reproducing the Issue

  1. Access app 'Maintain Bill of Material'
  2. Click on 'Create BOM' button
  3. Input Material , Plant , BOM Usage combination
  4. Press OK
  5. Input a Component and Press Enter
  6. Navigate to Details screen of component ( Right arrow icon )
  7. Navigate to Sub items tab
  8. Press 'Create' button
  9. Enter Subitem , Installation Point , Subitem Quantity and Subitem Text
  10. Press button 'Apply'
  11. Press 'Create' button
  12. Popup appears with 'BOM item is not locked'


Bug / Error


We have completed a correction/addition for the issue.

This correction is planned to be delivered with Hotfix Collection S4HANA CLOUD 2208

Information on the Planned Maintenance Timelines is available in the KBA 2825498

This is current state of planning and may be changed by SAP at any time without notice.

Workaround to use until S4HANA CLOUD 2208. :  Save the BOM first and then add the subitems


KBA , LO-MD-BOM , Bills of Material , PLM-FIO-BOM , Fiori UI for Material BOM , Problem


SAP S/4HANA Cloud 2202