How To Fix DPR_BAPI151 - Error occurred when deleting the relationship

SAP Error Message - Details

• Message type: E = Error

• Message class: DPR_BAPI - Messages for BAPIs in Project Management

• Message number: 151

• Message text: Error occurred when deleting the relationship

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.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message DPR_BAPI151 - Error occurred when deleting the relationship ?

  The SAP error message DPR_BAPI151, which indicates "Error occurred when deleting the relationship," typically arises in the context of Project Management (PS) or Project System (DPR) when there is an issue with deleting a relationship between project elements, such as tasks or activities.
  Causes:
  
  Invalid Relationship: The relationship you are trying to delete may not exist or may have already been deleted.
  Data Integrity Issues: There may be data integrity constraints that prevent the deletion of the relationship. For example, if the relationship is required for other project elements or if it is linked to a status that does not allow changes.
  Authorization Issues: The user may not have the necessary authorizations to delete relationships in the project.
  System Locking: The project or the specific relationship may be locked by another user or process, preventing deletion.
  Technical Errors: There could be underlying technical issues, such as database inconsistencies or problems with the BAPI (Business Application Programming Interface) being used.
  
  Solutions:
  
  Check Relationship Existence: Verify that the relationship you are trying to delete actually exists in the system.
  Review Data Integrity: Ensure that deleting the relationship does not violate any data integrity rules. Check if the relationship is mandatory for other project elements.
  Authorization Check: Confirm that the user has the necessary permissions to perform the deletion. You may need to consult with your SAP security team.
  Unlock the Project: If the project or relationship is locked, you may need to wait for the lock to be released or contact the user who has locked it.
  Use Transaction Codes: Use transaction codes like CJ20N (Project Builder) or CJ02 (Change Project) to manually check and delete the relationship if the BAPI fails.
  Check Logs: Review the application logs (transaction SLG1) for more detailed error messages that can provide insights into the issue.
  Consult SAP Notes: Look for relevant SAP Notes that may address known issues with the BAPI or the specific error message.
  
  Related Information:
  
  BAPI Documentation: Review the documentation for the specific BAPI being used to understand its parameters and constraints.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  SAP Support: If the issue persists, consider reaching out to SAP Support for assistance, especially if it appears to be a technical issue.
  
  By following these steps, you should be able to diagnose and resolve the DPR_BAPI151 error effectively.