How To Fix /BOBF/CONF_MODEL_API057 - Multiplicity 0..1 or 1..1 is required (&1)

SAP Error Message - Details

• Message type: E = Error

• Message class: /BOBF/CONF_MODEL_API -

• Message number: 057

• Message text: Multiplicity 0..1 or 1..1 is required (&1)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /BOBF/CONF_MODEL_API057 - Multiplicity 0..1 or 1..1 is required (&1) ?

  The SAP error message /BOBF/CONF_MODEL_API057 indicates that there is an issue with the multiplicity of a data model in the Business Object Processing Framework (BOPF). Specifically, it suggests that a certain field or association is expected to have a multiplicity of either 0..1 (optional) or 1..1 (mandatory), but the actual data does not meet this requirement.
  
  Cause:
  
  Data Inconsistency: The data being processed does not conform to the expected multiplicity defined in the BOPF model. For example, if a field is defined as mandatory (1..1), but the data being passed is null or missing, this error will occur.
  Model Configuration: The BOPF model may be incorrectly configured, leading to mismatches between the expected and actual data structure.
  Business Logic: The business logic implemented in the application may not be correctly handling the data, leading to situations where required fields are not populated.
  
  
  Solution:
  
  Check Data Input: Ensure that the data being passed to the BOPF API