How To Fix QALK051 - No WBS element is uniquely assigned to a person

SAP Error Message - Details

• Message type: E = Error

• Message class: QALK - General Notifications: Calculation and Execution

• Message number: 051

• Message text: No WBS element is uniquely assigned to a person

What causes this issue?

To find the account assignment object, you have chosen the strategy
<LS>WBS element for the initiator</> using <LS>Define scenario</> in
Customizing for the notification.
Since several people are assigned to the WBS element, the system cannot
make an assignment.

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?

Assign only one person to the WBS element (HR component: Organization
data), or choose another strategy.

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 QALK051 - No WBS element is uniquely assigned to a person ?

  The SAP error message QALK051 indicates that there is an issue with the assignment of a Work Breakdown Structure (WBS) element to a person in the context of project management or cost accounting. This error typically arises when the system cannot uniquely identify a WBS element that is assigned to a specific person, which can hinder processes such as project planning, budgeting, or resource allocation.
  Cause:
  
  Multiple Assignments: The most common cause of this error is that the WBS element is assigned to multiple persons or resources, leading to ambiguity in the assignment.
  Missing or Incorrect Data: There may be missing or incorrect data in the master records for the WBS element or the person/resource.
  Configuration Issues: There could be configuration issues in the project management settings that prevent the system from correctly identifying the unique assignment.
  Authorization Issues: The user may not have the necessary authorizations to view or assign the WBS element correctly.
  
  Solution:
  
  
  Check Assignments: Review the assignments of the WBS element in the system. Ensure that each WBS element is uniquely assigned to a single person or resource.
  
  Navigate to the relevant transaction (e.g., CJ20N for project management) and check the assignments.
  
  
  
  Correct Data: If there are multiple assignments, determine which assignment is correct and remove or correct the others.
  
  You may need to consult with project managers or team leads to confirm the correct assignments.
  
  
  
  Review Master Data: Ensure that the master data for both the WBS element and the person/resource is complete and accurate.
  
  Check for any missing fields or incorrect entries that could lead to confusion.
  
  
  
  Configuration Check: If the issue persists, review the configuration settings related to project management and WBS elements. Ensure that the settings allow for unique assignments.
  
  This may require assistance from an SAP consultant or someone with configuration expertise.
  
  
  
  Authorization Check: Verify that the user encountering the error has the necessary authorizations to access and assign the WBS elements.
  
  If not, work with your SAP security team to adjust the user’s roles and permissions.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CJ20N (Project Builder), CJ02 (Change WBS Element), and CJI3 (Project Actual Line Items) to help diagnose and resolve the issue.
  SAP Notes: Check for any SAP Notes related to this error message, as they may provide additional insights or patches that could resolve the issue.
  Documentation: Review SAP documentation on project management and WBS elements for best practices on assignments and configurations.
  
  By following these steps, you should be able to identify the root cause of the QALK051 error and implement a solution to resolve it.