How To Fix GPDPEG256 - Save: Missing Assigned WBS for Plant &1 Group &2 Replen &3 Material &4

SAP Error Message - Details

• Message type: E = Error

• Message class: GPDPEG - A&D GPD message classed used by Pegging only

• Message number: 256

• Message text: Save: Missing Assigned WBS for Plant &1 Group &2 Replen &3 Material &4

What causes this issue?

Assigned WBS element is missing on an assignment about to be saved.
Plant: &V1&
Grouping WBS element: &V2&
Replenishment object: &V3&
Material: &V4&

System Response

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?

Possible cause is an incorrect BAdI implementation.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message GPDPEG256 - Save: Missing Assigned WBS for Plant &1 Group &2 Replen &3 Material &4 ?

  The SAP error message GPDPEG256 indicates that there is a missing assignment of a Work Breakdown Structure (WBS) element for a specific plant, group, replenishment type, and material. This error typically occurs in the context of planning and inventory management, particularly when dealing with materials that are part of a project or production order.
  Cause:
  
  
  Missing WBS Assignment: The primary cause of this error is that the system cannot find a valid WBS element assigned to the specified plant and material combination. This can happen if:
  
  The WBS element has not been created or is inactive.
  The WBS element is not assigned to the relevant plant or material.
  There is a mismatch in the configuration or master data.
  
  
  
  Configuration Issues: There may be issues in the configuration settings related to project management or material management that prevent the system from recognizing the WBS assignment.
  
  
  Data Entry Errors: Incorrect data entry during the creation of the material master or WBS element can lead to this error.
  
  
  Solution:
  
  
  Check WBS Assignment:
  
  Go to the WBS element in the SAP system and verify if it is correctly assigned to the relevant plant and material.
  Ensure that the WBS element is active and not in a closed or inactive state.
  
  
  
  Create or Update WBS Element:
  
  If the WBS element does not exist, create a new WBS element and ensure it is assigned to the correct plant and material.
  If it exists but is not assigned correctly, update the assignment.
  
  
  
  Review Configuration:
  
  Check the configuration settings in the SAP system related to project management and material management to ensure they are set up correctly.
  Consult with your SAP configuration team if necessary.
  
  
  
  Data Validation:
  
  Validate the data entered for the material master and WBS element to ensure there are no discrepancies or errors.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for specific guidance on handling WBS assignments and related configurations.
  
  
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes such as CJ20N (Project Builder) to manage WBS elements or MM02 (Change Material) to check material master data.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  User Roles and Authorizations: Ensure that the user has the necessary authorizations to create or modify WBS elements and material master data.
  
  By following these steps, you should be able to resolve the GPDPEG256 error and ensure that the necessary WBS assignments are in place for your materials.