How To Fix APS_CKE_PARSER075 - External API scenario requires at least one key field or one aggregation.

SAP Error Message - Details

• Message type: E = Error

• Message class: APS_CKE_PARSER - CDS Key user tool - AST handler messages

• Message number: 075

• Message text: External API scenario requires at least one key field or one aggregation.

What causes this issue?

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

System Response

How to fix this error?

Please select at least one field and define it as a key field<(>,<)> or
select at least one aggregation.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message APS_CKE_PARSER075 - External API scenario requires at least one key field or one aggregation. ?

  The SAP error message APS_CKE_PARSER075 indicates that in an External API scenario, the system requires at least one key field or one aggregation to process the request. This error typically arises when the API call is missing necessary parameters that define how the data should be retrieved or processed.
  Cause:
  
  Missing Key Fields: The API request does not include any key fields that are necessary to identify the data uniquely.
  Lack of Aggregation: The request does not specify any aggregation functions, which are needed to summarize or group the data.
  Incorrect API Configuration: The API might not be configured correctly, leading to the absence of required fields in the request.
  Data Model Issues: The underlying data model may not have been set up to support the requested operation.
  
  Solution:
  
  Check API Request: Review the API request to ensure that it includes at least one key field or aggregation. Key fields are typically identifiers like IDs, while aggregations could be functions like SUM, COUNT, AVG, etc.
  Update API Configuration: If the API is not configured correctly, update the configuration to include the necessary key fields or aggregation settings.
  Consult Documentation: Refer to the API documentation to understand the required parameters and ensure that your request adheres to the expected format.
  Test with Sample Data: If possible, test the API with sample data that includes the required fields to verify that the issue is resolved.
  Error Logging: Check the error logs for additional details that might provide insights into what is missing in the request.
  
  Related Information:
  
  API Documentation: Always refer to the official SAP API documentation for specific details on required fields and expected formats.
  SAP Community: Engage with the SAP community forums for insights from other users who may have encountered similar issues.
  SAP Support: If the issue persists, consider reaching out to SAP support for assistance, providing them with the error message and details of your API request.
  
  By ensuring that your API request includes the necessary key fields or aggregation, you should be able to resolve the APS_CKE_PARSER075 error.