How To Fix /BOPF/CONF028 - No association exists from node &1 to node &2

SAP Error Message - Details

• Message type: E = Error

• Message class: /BOPF/CONF -

• Message number: 028

• Message text: No association exists from node &1 to node &2

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 /BOPF/CONF028 - No association exists from node &1 to node &2 ?

  The SAP error message /BOPF/CONF028 No association exists from node &1 to node &2 typically occurs in the context of Business Object Processing Framework (BOPF) when there is an attempt to navigate or access a relationship (association) between two nodes that is not defined in the BOPF configuration.
  Cause:
  
  
  Missing Association: The most common cause of this error is that there is no defined association between the two nodes specified in the error message. This means that the BOPF model does not recognize a direct relationship between the two entities you are trying to access.
  
  
  Incorrect Node Names: The node names specified in the error message may be incorrect or misspelled, leading to the system not being able to find the association.
  
  
  Model Configuration Issues: There may be issues in the BOPF model configuration where the associations were not properly set up or were deleted.
  
  
  Solution:
  
  
  Check BOPF Configuration: 
  
  Go to the BOPF configuration transaction (e.g., BOPF or BOPF_MODEL) and verify the associations between the nodes. Ensure that the association you are trying to use is defined correctly.
  If the association is missing, you will need to create it in the BOPF model.
  
  
  
  Verify Node Names: 
  
  Double-check the node names in your code or configuration to ensure they match the names defined in the BOPF model.
  
  
  
  Review Documentation: 
  
  Consult the documentation for the specific BOPF model you are working with to understand the intended associations and how they should be configured.
  
  
  
  Debugging: 
  
  If you have access to debugging tools, you can set breakpoints in the relevant BOPF methods to trace where the error occurs and gather more context about the data being processed.
  
  
  
  Consult SAP Notes: 
  
  Check for any relevant SAP Notes that might address this specific error or provide guidance on BOPF configuration.
  
  
  
  Related Information:
  
  BOPF Documentation: Familiarize yourself with the BOPF framework and its concepts, including nodes, associations, and actions.
  SAP Community: Engage with the SAP Community forums to see if others have encountered similar issues and what solutions they found.
  Training and Tutorials: Consider taking training courses or reviewing tutorials on BOPF to better understand how to configure and work with it effectively.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.