How To Fix /IWBEP/COS_SUTIL202 - Conversion error

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWBEP/COS_SUTIL -

• Message number: 202

• Message text: Conversion error

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /IWBEP/COS_SUTIL202 - Conversion error ?

  The SAP error message /IWBEP/COS_SUTIL202 Conversion error typically occurs in the context of SAP Gateway and OData services. This error indicates that there is a problem with the conversion of data types or structures when processing an OData request. Here are some common causes, solutions, and related information for this error:
  Causes:
  
  
  Data Type Mismatch: The data being sent or received does not match the expected data type defined in the OData service. For example, trying to convert a string to a number or a date format that is not recognized.
  
  
  Invalid Data Format: The data being processed may not conform to the expected format, such as incorrect date formats or special characters that are not handled properly.
  
  
  Model Definition Issues: There may be issues in the data model definition in the OData service, such as incorrect mappings or missing fields.
  
  
  Backend System Issues: Sometimes, the error can originate from the backend system (like an ABAP program) that is not returning the expected data structure.
  
  
  Service Metadata Issues: If the service metadata is not correctly defined or has been changed without proper adjustments in the service implementation, it can lead to conversion errors.
  
  
  Solutions:
  
  
  Check Data Types: Review the data types in the OData service and ensure that the data being sent or received matches these types. Use tools like the SAP Gateway Client (transaction /IWFND/GW_CLIENT) to test the service and inspect the data.
  
  
  Validate Input Data: Ensure that the input data conforms to the expected formats. For example, if a date is expected, make sure it is in the correct format (e.g., YYYY-MM-DD).
  
  
  Review OData Model: Check the OData model definition in the service. Ensure that all fields are correctly defined and that there are no missing or incorrectly mapped fields.
  
  
  Debugging: Use debugging tools in the backend (ABAP debugger) to trace the execution of the OData service and identify where the conversion error occurs.
  
  
  Check Service Metadata: Ensure that the service metadata is up to date. You can regenerate the service metadata if there have been changes to the underlying data model.
  
  
  Error Handling: Implement error handling in your OData service to catch and log conversion errors, which can provide more context for troubleshooting.
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues related to this error. SAP frequently updates its knowledge base with solutions and workarounds for common errors.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Documentation: Review the official SAP documentation for OData services and SAP Gateway for best practices and troubleshooting tips.
  
  If the issue persists after trying the above solutions, consider reaching out to SAP support for further assistance.