How To Fix /CPD/PWS_MP_API028 - No parent object defined for related object link &1

SAP Error Message - Details

• Message type: E = Error

• Message class: /CPD/PWS_MP_API -

• Message number: 028

• Message text: No parent object defined for related object link &1

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /CPD/PWS_MP_API028 - No parent object defined for related object link &1 ?

  The SAP error message /CPD/PWS_MP_API028 No parent object defined for related object link &1 typically occurs in the context of SAP's Project Management or Project System modules. This error indicates that there is an attempt to create or manipulate a related object link, but the system cannot find a parent object that is required for this relationship.
  Cause:
  
  Missing Parent Object: The most common cause is that the parent object (e.g., a project, WBS element, or network) that the related object is supposed to link to does not exist or has not been defined in the system.
  Incorrect Object Type: The object type being referenced may not be compatible with the expected parent object type.
  Data Inconsistency: There may be inconsistencies in the data, such as missing entries in the database or incorrect configurations.
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to view or access the parent object.
  
  Solution:
  
  Check Parent Object: Verify that the parent object exists in the system. You can do this by navigating to the relevant transaction (e.g., CJ20N for project management) and checking if the parent object is correctly defined.
  Correct Object Type: Ensure that the object type you are trying to link is appropriate for the parent object. For example, if you are linking a WBS element, ensure that the parent is also a valid WBS element or project.
  Data Consistency Check: Run consistency checks on your project data to identify any discrepancies. You can use transaction codes like CJEN (for project structure) to check for inconsistencies.
  Authorization Check: Ensure that the user has the necessary authorizations to access the parent object. You may need to consult with your SAP security team to verify this.
  Review Configuration: If the issue persists, review the configuration settings related to project management and object links to ensure they are set up correctly.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CJ20N (Project Builder), CJ02 (Change Project), and CJ03 (Display Project) to navigate and check project structures.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. You can search the SAP Support Portal for specific notes that may address this error.
  Documentation: Review SAP documentation related to Project System and object linking to understand the expected relationships and configurations.
  
  If the problem persists after following these steps, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.