How To Fix /BOBF/CONF_MODEL_API049 - Target Attribute has to be either Alternative Key or Key field (&1)

SAP Error Message - Details

• Message type: E = Error

• Message class: /BOBF/CONF_MODEL_API -

• Message number: 049

• Message text: Target Attribute has to be either Alternative Key or Key field (&1)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /BOBF/CONF_MODEL_API049 - Target Attribute has to be either Alternative Key or Key field (&1) ?

  The SAP error message /BOBF/CONF_MODEL_API049 indicates that there is an issue with the configuration of a Business Object Framework (BOF) model in SAP. Specifically, the error states that the target attribute must be either an Alternative Key or a Key field. This typically occurs when you are trying to perform an operation that requires a specific attribute to be defined as a key or alternative key, but it is not.
  Cause:
  
  Incorrect Configuration: The target attribute you are trying to use in your operation is not defined as a key or alternative key in the Business Object configuration.
  Model Definition Issues: There may be issues in the way the Business Object Model is defined, such as missing key definitions or incorrect mappings.
  Data Model Changes: If there have been recent changes to the data model, the attributes may not have been updated accordingly.
  
  Solution:
  
  
  Check Business Object Configuration:
  
  Go to the Business Object configuration in the SAP system.
  Verify that the target attribute you are trying to use is defined as either a Key field or an Alternative Key.
  If it is not, you will need to modify the configuration to include it as a key or alternative key.
  
  
  
  Update the Data Model:
  
  If the data model has changed, ensure that all relevant attributes are correctly defined and mapped.
  Make sure that the keys are properly set up in the underlying database tables.
  
  
  
  Review the Code:
  
  If you are using custom code or enhancements, review the logic to ensure that it is correctly referencing the key fields.
  Ensure that the operations being performed are compatible with the defined keys.
  
  
  
  Testing:
  
  After making changes, test the configuration to ensure that the error no longer occurs.
  Use transaction codes like /BOBF/CONF_MODEL to access the configuration and make necessary adjustments.
  
  
  
  Related Information:
  
  Business Object Framework (BOF): This is a framework in SAP that allows for the creation and management of business objects, which are used to encapsulate business logic and data.
  Key Fields: Key fields are essential for uniquely identifying records in a database table. They are crucial for operations like updates, deletes, and lookups.
  Alternative Keys: These are additional keys that can be used to access records in a table, providing flexibility in how data can be retrieved.
  
  If you continue to experience issues after following these steps, consider consulting SAP documentation or reaching out to SAP support for further assistance.