How To Fix WW115 - The assignment cannot be deleted. Plant & is still assigned

SAP Error Message - Details

• Message type: E = Error

• Message class: WW - Material group master maintenance

• Message number: 115

• Message text: The assignment cannot be deleted. Plant & is still assigned

What causes this issue?

The link cannot be removed because at least one plant is assigned.

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

How to fix this error?

Check the plant/material group assignment and any value-only material
assignments. Only once these assignments have been deleted can the
material group hierarchy assignment itself be deleted.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WW115 - The assignment cannot be deleted. Plant & is still assigned ?

  The SAP error message WW115 indicates that a specific assignment cannot be deleted because the plant is still assigned to it. This typically occurs in the context of master data management, particularly when dealing with materials, plants, or other organizational units in SAP.
  Cause:
  The error arises when you attempt to delete an assignment (such as a material to a plant) that is still in use or linked to other data. This could be due to:
  
  Existing Transactions: There may be existing transactions or documents (like purchase orders, production orders, etc.) that reference the plant.
  Dependencies: The plant might be linked to other master data, such as storage locations, work centers, or BOMs (Bill of Materials).
  Configuration Settings: Certain configuration settings in the system may prevent the deletion of assignments if they are still active or in use.
  
  Solution:
  To resolve the WW115 error, you can follow these steps:
  
  
  Check for Dependencies:
  
  Use transaction codes like MM03 (Display Material) or MM02 (Change Material) to check if the material is still assigned to the plant.
  Look for any existing documents or transactions that reference the plant.
  
  
  
  Remove Dependencies:
  
  If there are active transactions, you may need to complete or delete them before you can remove the assignment.
  Check for any dependent master data (like BOMs, routing, etc.) that may need to be adjusted or deleted.
  
  
  
  Use Transaction Codes:
  
  Use transaction OMJ1 to check the assignment of the plant to the material and see if it can be removed.
  If applicable, use MM01 to modify the material master data and remove the plant assignment.
  
  
  
  Consult with Functional Team:
  
  If you are unsure about the dependencies or how to proceed, consult with your SAP functional team or a colleague who has experience with material management or plant assignments.
  
  
  
  System Configuration:
  
  If the issue persists, it may be necessary to review the system configuration settings related to plant assignments. This may require assistance from an SAP Basis or configuration expert.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MM01, MM02, MM03, OMJ1, and CS01 (Create BOM) to manage material and plant assignments.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Documentation: Review SAP documentation or help files for more detailed information on managing plant assignments and related master data.
  
  By following these steps, you should be able to identify the cause of the WW115 error and take appropriate action to resolve it.