How To Fix /IWFND/CM_CONSUMER021 - Init mapper for complex service - inbound replacing BAdI mapping

/IWFND/CM_CONSUMER021 - Overview

• Message type: E = Error

• Message class: /IWFND/CM_CONSUMER -

• Message number: 021

• Message text: Init mapper for complex service - inbound replacing BAdI mapping

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /IWFND/CM_CONSUMER021 - Init mapper for complex service - inbound replacing BAdI mapping ?

  The SAP error message /IWFND/CM_CONSUMER021 Init mapper for complex service - inbound replacing BAdI mapping typically occurs in the context of SAP Gateway and OData services. This error indicates that there is an issue with the mapping of the inbound data to the corresponding data model, particularly when using Business Add-Ins (BAdIs) for custom mapping.
  
  Cause:
  
  
  BAdI Implementation Issues: The error may arise if the BAdI implementation for the service is not correctly defined or activated. If the BAdI is expected to handle certain mappings but is not functioning as intended, it can lead to this error.
  
  
  Service Configuration: There may be issues with the service configuration in the SAP Gateway. This includes incorrect settings in the service definition or the service binding.
  
  
  Data Model Mismatch: If the incoming data structure does not match the expected data model defined in the OData service, it can lead to mapping errors.
  
  
  Versioning Issues: If there are multiple