How To Fix WM01016 - Plants cannot be assigned to the root nodes of the assortments.

SAP Error Message - Details

• Message type: E = Error

• Message class: WM01 - Assortments IS-R Enhancements

• Message number: 016

• Message text: Plants cannot be assigned to the root nodes of the assortments.

What causes this issue?

You want to assign <DS:GLOS.3526BF3BAFAB52B9E10000009B38F974>plants</>
to several <DS:GLOS.3526BC76AFAB52B9E10000009B38F974>assortments</>.
You have selected the root node.

System Response

You cannot assign plants to the root node. This action is not
permitted.

How to fix this error?

Select the assortments your require. Then you can assign plants to the
assortments selected.

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.

Smart SAP Assistant

• What is the cause and solution for SAP error message WM01016 - Plants cannot be assigned to the root nodes of the assortments. ?

  The SAP error message WM01016, which states "Plants cannot be assigned to the root nodes of the assortments," typically occurs in the context of Warehouse Management (WM) or Extended Warehouse Management (EWM) when trying to assign a plant to a root node in an assortment structure. This error indicates that the system does not allow plants to be directly assigned to the root nodes of assortments, as assortments are generally structured hierarchically.
  Cause:
  
  Hierarchy Structure: In SAP, assortments are designed to have a specific hierarchy. The root node is meant to represent a category or grouping of items, not a specific plant. Plants should be assigned to lower-level nodes (sub-nodes) within the assortment structure.
  Configuration Issues: There may be a misconfiguration in the assortment setup or the way the plants are being assigned.
  Data Entry Error: The user may have mistakenly attempted to assign a plant to a root node instead of a sub-node.
  
  Solution:
  
  Reassign Plants: Ensure that plants are assigned to the appropriate sub-nodes of the assortment rather than the root node. Review the hierarchy and identify the correct level for plant assignment.
  Check Assortment Structure: Review the assortment structure in the system to ensure it is set up correctly. You may need to adjust the hierarchy if it does not meet the business requirements.
  Consult Documentation: Refer to SAP documentation or configuration guides related to assortments and plant assignments to ensure compliance with best practices.
  Use Transaction Codes: Use relevant transaction codes (like WMASSORT or similar) to manage assortments and verify the structure.
  Seek Help from SAP Support: If the issue persists, consider reaching out to SAP support or your internal SAP team for further assistance.
  
  Related Information:
  
  Assortment Management: Understand how assortments are structured in SAP and the role of plants within that structure.
  SAP Notes: Check for any SAP Notes related to this error message for additional insights or patches that may address the issue.
  Training and Documentation: Ensure that users involved in managing assortments are trained on the correct procedures for assigning plants and managing the hierarchy.
  
  By following these steps, you should be able to resolve the WM01016 error and correctly manage your assortment structures in SAP.