How To Fix /BOBF/CONF_MODEL_API055 - Source Attribute has to be 'KEY' (&1)

/BOBF/CONF_MODEL_API055 - Overview

• Message type: E = Error

• Message class: /BOBF/CONF_MODEL_API -

• Message number: 055

• Message text: Source Attribute has to be 'KEY' (&1)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /BOBF/CONF_MODEL_API055 - Source Attribute has to be 'KEY' (&1) ?

  The SAP error message /BOBF/CONF_MODEL_API055 Source Attribute has to be 'KEY' (&1) typically occurs in the context of the Business Object Processing Framework (BOPF) when there is an issue with the configuration of a business object, particularly regarding the attributes defined in the model.
  
  Cause:
  This error indicates that a source attribute in the BOPF configuration is expected to be a key attribute, but it is not defined as such. In BOPF, key attributes are essential for uniquely identifying instances of a business object. If a source attribute is not marked as a key, the framework cannot process it correctly, leading to this error.
  
  Solution:
  To resolve this error, you need to ensure that the attribute in question is correctly defined as a key attribute in the BOPF configuration. Here are the steps to do this:
  
  
  Access the BOPF Configuration:
  
  Go to the BOPF configuration transaction (e.g., BOPF or SE80 for the relevant business object).
  
  
  
  Identify the