How To Fix /IWFND/CM_DESIGNTIME169 - GSDO Type not supported

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWFND/CM_DESIGNTIME -

• Message number: 169

• Message text: GSDO Type not supported

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_DESIGNTIME169 - GSDO Type not supported ?

  The SAP error message /IWFND/CM_DESIGNTIME169 GSDO Type not supported typically occurs in the context of SAP Gateway and OData services. This error indicates that there is an issue with the data type being used in the service definition, specifically that the type is not supported by the Gateway.
  Cause:
  
  Unsupported Data Type: The error usually arises when the data type defined in the service (like a complex type or a specific format) is not recognized or supported by the SAP Gateway.
  Model Definition Issues: There may be inconsistencies or errors in the data model definition, such as using a custom type that is not properly defined or registered.
  Version Compatibility: The error can also occur if there are compatibility issues between the versions of the SAP Gateway and the underlying data model or service definitions.
  
  Solution:
  
  Check Data Types: Review the data types used in your OData service definition. Ensure that all types are supported by SAP Gateway. Common supported types include Edm.String, Edm.Int32, Edm.Boolean, etc.
  Adjust Model Definitions: If you are using complex types or custom types, ensure they are correctly defined and that all properties are supported. You may need to simplify the model or change the data types to supported ones.
  Regenerate Service: If you have made changes to the data model, regenerate the OData service and re-activate it. This can often resolve issues related to outdated definitions.
  Check for Updates: Ensure that your SAP system is up to date with the latest support packages and patches, as updates may include fixes for known issues.
  Debugging: Use transaction /IWFND/ERROR_LOG to check for more detailed error logs that can provide additional context on what might be causing the issue.
  Consult Documentation: Refer to the SAP Gateway documentation for guidance on supported data types and best practices for defining OData services.
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to the specific error message for any known issues or patches.
  SAP Community: Engage with the SAP Community forums to see if others have encountered similar issues and what solutions they found.
  OData Service Documentation: Review the official SAP documentation on OData services and Gateway to ensure compliance with best practices.
  
  If the issue persists after trying the above solutions, consider reaching out to SAP support for further assistance.