How To Fix RSRTS_CDS248 - Parameter &1 in binding of index &2 is not allowed (Hierarchy Node)

SAP Error Message - Details

• Message type: E = Error

• Message class: RSRTS_CDS - Messages Transient CDS Queries

• Message number: 248

• Message text: Parameter &1 in binding of index &2 is not allowed (Hierarchy Node)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSRTS_CDS248 - Parameter &1 in binding of index &2 is not allowed (Hierarchy Node) ?

  The SAP error message RSRTS_CDS248 indicates that there is an issue with the parameters used in the binding of a hierarchy node in a CDS (Core Data Services) view or a query. This error typically arises when the parameters defined in the hierarchy node are not compatible with the expected values or types.
  Cause:
  
  Parameter Mismatch: The parameter specified in the binding does not match the expected type or value. This can happen if the parameter is not defined correctly in the CDS view or if the hierarchy node is expecting a different type of parameter.
  Hierarchy Node Configuration: The hierarchy node may not be configured correctly, leading to issues when trying to bind parameters.
  Data Source Issues: The underlying data source may not support the requested hierarchy or may have issues that prevent it from being accessed correctly.
  
  Solution:
  
  Check Parameter Definition: Review the definition of the parameters in the CDS view. Ensure that the parameter types and values are correctly defined and match what is expected in the hierarchy node.
  Review Hierarchy Node Configuration: Ensure that the hierarchy node is configured correctly. Check the settings and ensure that the hierarchy is properly defined and that it can accept the parameters being passed.
  Validate Data Source: Ensure that the underlying data source is functioning correctly. Check for any issues with the data source that may be causing the hierarchy node to fail.
  Debugging: Use transaction RSRT (Query Monitor) to debug the query and see where the error is occurring. This can provide insights into which parameter is causing the issue.
  Consult Documentation: Refer to SAP documentation or notes related to the specific CDS view or hierarchy node you are working with. There may be specific guidelines or known issues that can help resolve the error.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as RSRT (Query Monitor) and SE11 (Data Dictionary) to help diagnose and resolve the issue.
  
  By following these steps, you should be able to identify the cause of the RSRTS_CDS248 error and implement a solution to resolve it.