How To Fix /IWFND/CM_DATA_CON_S009 - Default DCS processor failed

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWFND/CM_DATA_CON_S -

• Message number: 009

• Message text: Default DCS processor failed

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /IWFND/CM_DATA_CON_S009 - Default DCS processor failed ?

  The SAP error message /IWFND/CM_DATA_CON_S009 Default DCS processor failed typically occurs in the context of SAP Gateway and OData services. This error indicates that there is a problem with the data conversion process in the Default Data Conversion Service (DCS) processor. Here are some potential causes, solutions, and related information for this error:
  Causes:
  
  
  Data Type Mismatch: The data being processed may not match the expected data types defined in the OData service. This can happen if the backend data structure has changed or if there are inconsistencies in the data model.
  
  
  Invalid Data: The data being sent to or received from the OData service may contain invalid or unexpected values, leading to conversion failures.
  
  
  Service Configuration Issues: There may be issues with the configuration of the OData service or the underlying data model.
  
  
  Authorization Issues: Sometimes, the error can be related to authorization problems where the user does not have the necessary permissions to access certain data.
  
  
  Backend Errors: There could be issues in the backend system (e.g., ABAP program errors, database issues) that are causing the DCS processor to fail.
  
  
  Solutions:
  
  
  Check Data Types: Review the data types defined in the OData service and ensure that the data being processed matches these types. You may need to adjust the data model or the data being sent.
  
  
  Validate Input Data: Ensure that the data being sent to the OData service is valid and conforms to the expected format. This may involve checking for null values, incorrect formats, or out-of-range values.
  
  
  Review Service Configuration: Check the configuration of the OData service in the SAP Gateway. Ensure that the service is properly registered and that all necessary components are activated.
  
  
  Check Authorizations: Verify that the user has the necessary authorizations to access the OData service and the underlying data. You may need to adjust roles and permissions.
  
  
  Debugging: Use transaction codes like /IWFND/ERROR_LOG to check for detailed error logs related to the OData service. This can provide more context on what went wrong.
  
  
  Backend System Check: If the issue persists, check the backend system for any errors or issues that may be affecting the OData service. This may involve debugging ABAP code or checking database logs.
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to the error message. You can search for the error code or related keywords in the SAP Support Portal.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found.
  Documentation: Review the official SAP documentation for OData services and SAP Gateway for best practices and troubleshooting steps.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution. If the problem persists, consider reaching out to SAP support for further assistance.