How To Fix /BOBF/TXC151 - Source attribute not specified in association '&1'

SAP Error Message - Details

• Message type: E = Error

• Message class: /BOBF/TXC -

• Message number: 151

• Message text: Source attribute not specified in association '&1'

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /BOBF/TXC151 - Source attribute not specified in association '&1' ?

  The SAP error message /BOBF/TXC151 Source attribute not specified in association '&1' typically occurs in the context of the Business Object Processing Framework (BOPF) when there is an issue with the configuration of associations in your BOPF model. This error indicates that a source attribute has not been defined for a specific association, which is necessary for the framework to understand how to link the entities involved.
  Cause:
  
  Missing Source Attribute: The association defined in the BOPF model does not have a source attribute specified. This means that the framework does not know which attribute to use as the source for the association.
  Incorrect Configuration: There may be a misconfiguration in the BOPF model where the association is not properly set up.
  Model Changes: If there have been recent changes to the BOPF model, such as adding or modifying associations, it is possible that the source attribute was inadvertently left out.
  
  Solution:
  
  Check BOPF Model: Go to the BOPF model in the SAP system and check the associations defined for the relevant business object. Ensure that each association has a source attribute specified.
  Define Source Attribute: If the source attribute is missing, you need to define it. This can typically be done in the BOPF configuration by editing the association and specifying the appropriate source attribute.
  Validate Changes: After making changes, validate the BOPF model to ensure that there are no other issues and that the model is correctly configured.
  Transport Changes: If you are working in a development environment, ensure that any changes made are transported to the appropriate environments (e.g., quality assurance, production) as needed.
  
  Related Information:
  
  BOPF Documentation: Refer to the official SAP documentation on the Business Object Processing Framework for detailed information on how to configure associations and attributes.
  SAP Notes: Check for any relevant SAP Notes that might address known issues or provide additional guidance on this error message.
  Debugging: If the issue persists, consider using debugging tools to trace the execution and identify where the association is being called without the necessary source attribute.
  
  By following these steps, you should be able to resolve the error message and ensure that your BOPF model is correctly configured.