How To Fix /IWFND/CM_LOGGING255 - CHECK_BEFORE_SAVE calls post-mapping for create: Class Name ='&1'

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWFND/CM_LOGGING -

• Message number: 255

• Message text: CHECK_BEFORE_SAVE calls post-mapping for create: Class Name ='&1'

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /IWFND/CM_LOGGING255 - CHECK_BEFORE_SAVE calls post-mapping for create: Class Name ='&1' ?

  The SAP error message /IWFND/CM_LOGGING255 CHECK_BEFORE_SAVE calls post-mapping for create: Class Name ='&1' typically occurs in the context of SAP Gateway and OData services. This error indicates that there is an issue during the processing of a create operation in an OData service, specifically related to the post-mapping phase.
  Cause:
  
  
  Validation Errors: The error may arise due to validation issues in the data being sent to the OData service. This could be due to missing required fields, incorrect data types, or business logic validations that are not being met.
  
  
  Mapping Issues: There may be a problem with the mapping of the data from the OData service to the underlying data model. This could be due to incorrect or incomplete mapping configurations.
  
  
  Authorization Issues: The user may not have the necessary authorizations to perform the create operation.
  
  
  Service Configuration: The OData service might not be properly configured, or there could be issues with the service implementation.
  
  
  Backend Logic: There may be issues in the backend logic (e.g., BAPIs, function modules) that are called during the create operation.
  
  
  Solution:
  
  
  Check Input Data: Ensure that the data being sent to the OData service is complete and adheres to the expected format. Validate that all required fields are populated and that data types match.
  
  
  Review Mapping: Check the mapping configuration in the OData service to ensure that all fields are correctly mapped to the corresponding fields in the backend data model.
  
  
  Authorization Check: Verify that the user has the necessary authorizations to perform the create operation. This can be done by checking the roles and authorizations assigned to the user.
  
  
  Debugging: Use the SAP Gateway Client (transaction /IWFND/GW_CLIENT) to test the OData service and debug the request. This can help identify where the error is occurring.
  
  
  Check Service Implementation: Review the implementation of the OData service, especially the methods related to the create operation. Ensure that there are no logical errors in the code.
  
  
  Error Logs: Check the error logs in the SAP system (transaction /IWFND/ERROR_LOG) for more detailed information about the error. This can provide insights into what went wrong during the processing.
  
  
  Consult Documentation: Refer to SAP documentation or community forums for any known issues or additional troubleshooting steps related to this specific error message.
  
  
  Related Information:
  
  SAP Gateway: Understand the architecture and components of SAP Gateway, as this error is related to the OData service layer.
  OData Services: Familiarize yourself with OData service development and the lifecycle of requests and responses.
  SAP Notes: Search for relevant SAP Notes that may address this specific error or provide patches and updates.
  Community Forums: Engage with SAP community forums or support channels for additional insights and shared experiences from other users facing similar issues.
  
  By following these steps, you should be able to identify and resolve the issue causing the error message /IWFND/CM_LOGGING255 CHECK_BEFORE_SAVE calls post-mapping for create: Class Name ='&1'.