How To Fix EIT_GW_UI_TEXT003 - Property &1 in entity type &2 is not known.

SAP Error Message - Details

• Message type: E = Error

• Message class: EIT_GW_UI_TEXT - Extensibility Template: Translated Messages for Assembly

• Message number: 003

• Message text: Property &1 in entity type &2 is not known.

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 EIT_GW_UI_TEXT003 - Property &1 in entity type &2 is not known. ?

  The SAP error message EIT_GW_UI_TEXT003 indicates that there is an issue with a property in an entity type that is not recognized or does not exist in the context of the operation being performed. This error typically occurs in the context of SAP Gateway services, particularly when dealing with OData services.
  Cause:
  
  Missing Property: The property specified in the error message is not defined in the entity type. This could be due to a typo or because the property was not included in the data model.
  Service Metadata Issues: The OData service metadata might not be updated or might not reflect the current state of the underlying data model.
  Incorrect Entity Type: The entity type specified in the error message may not be the correct one being referenced in the service.
  Versioning Issues: If there are multiple versions of the service, the client might be trying to access a property that exists in a different version.
  
  Solution:
  
  Check Entity Type Definition: Verify that the property mentioned in the error message is defined in the corresponding entity type in the data model. If it is missing, you may need to add it.
  Update Service Metadata: If changes have been made to the data model, ensure that the OData service metadata is updated. This can typically be done by regenerating the service or refreshing the metadata.
  Check Service Implementation: Ensure that the service implementation correctly references the entity type and its properties. Look for any discrepancies in the code.
  Clear Cache: Sometimes, caching issues can cause this error. Clear the cache of the OData service or the client application to ensure that the latest metadata is being used.
  Test with Different Clients: If possible, test the service with different clients (like Postman or SAP Gateway Client) to see if the issue persists across different environments.
  Review Versioning: If your service has multiple versions, ensure that the client is accessing the correct version that includes the property in question.
  
  Related Information:
  
  SAP Gateway: This is a technology that allows you to connect devices, environments, and applications to SAP systems. Understanding how OData services work within SAP Gateway can help troubleshoot issues.
  OData Services: Familiarize yourself with OData service concepts, including entity types, properties, and service metadata.
  SAP Notes: Check SAP Notes for any known issues or patches related to the error message. SAP frequently updates its knowledge base with solutions to common problems.
  Debugging Tools: Use debugging tools available in SAP (like transaction codes /IWFND/ERROR_LOG or /IWFND/MAINT_SERVICE) to get more insights into the error.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution.