How To Fix SADL_GW_EXPOSURE002 - Error during exposure of navigation property &1.

SAP Error Message - Details

• Message type: E = Error

• Message class: SADL_GW_EXPOSURE - SADL Gateway Exposure

• Message number: 002

• Message text: Error during exposure of navigation property &1.

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 SADL_GW_EXPOSURE002 - Error during exposure of navigation property &1. ?

  The SAP error message SADL_GW_EXPOSURE002 typically occurs during the exposure of navigation properties in the SAP Gateway. This error indicates that there is an issue with the way the navigation property is being handled or defined in the service.
  Cause:
  
  Incorrect Configuration: The navigation property may not be correctly configured in the Data Model or the Service Definition.
  Missing Associations: There may be missing associations between the entities in the data model that are required for the navigation property to function correctly.
  Inconsistent Data Model: The underlying data model may have inconsistencies or errors that prevent the navigation property from being exposed properly.
  Authorization Issues: There may be authorization issues preventing access to the navigation property.
  Service Implementation Errors: Errors in the implementation of the service or the underlying logic can also lead to this error.
  
  Solution:
  
  
  Check Data Model Configuration:
  
  Ensure that the navigation property is correctly defined in the data model.
  Verify that the associations between the entities are correctly set up.
  
  
  
  Review Service Definition:
  
  Check the service definition in the SAP Gateway Service Builder (transaction code SEGW) to ensure that the navigation properties are correctly defined and mapped.
  
  
  
  Validate Associations:
  
  Ensure that all necessary associations between the entities are defined and active. You can do this by checking the entity relationship in the data model.
  
  
  
  Check for Authorization Issues:
  
  Ensure that the user has the necessary authorizations to access the navigation property. This can be checked in the authorization roles assigned to the user.
  
  
  
  Debugging:
  
  If the issue persists, consider debugging the service implementation to identify any logical errors or exceptions that may be causing the problem.
  
  
  
  Regenerate the Service:
  
  Sometimes, regenerating the service can resolve issues. You can do this in the Service Builder by right-clicking on the service and selecting the option to regenerate.
  
  
  
  Check for Notes and Patches:
  
  Look for any SAP Notes or patches that may address this specific error. Sometimes, SAP releases updates that fix known issues.
  
  
  
  Related Information:
  
  SAP Gateway: The SAP Gateway is a technology that allows you to connect devices, environments, and applications to SAP systems.
  Service Builder (SEGW): This is the tool used to create and manage OData services in SAP Gateway.
  Debugging Tools: Use transaction codes like /IWFND/ERROR_LOG to check for error logs related to the OData service.
  SAP Community: The SAP Community forums can be a valuable resource for finding solutions to specific errors and issues.
  
  If you continue to experience issues after trying these solutions, consider reaching out to SAP support for further assistance.