How To Fix RSRTS_CDS040 - Unknown parameter &1 is used in hierarchy binding (at &2)

SAP Error Message - Details

• Message type: E = Error

• Message class: RSRTS_CDS - Messages Transient CDS Queries

• Message number: 040

• Message text: Unknown parameter &1 is used in hierarchy binding (at &2)

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message RSRTS_CDS040 - Unknown parameter &1 is used in hierarchy binding (at &2) ?

  The SAP error message RSRTS_CDS040 indicates that there is an issue with a parameter used in a hierarchy binding within a CDS (Core Data Services) view or a query. This error typically arises when a parameter that is expected in the hierarchy binding is either not defined or is incorrectly referenced.
  Cause:
  
  Undefined Parameter: The parameter referenced in the hierarchy binding is not defined in the CDS view or the query.
  Typographical Error: There may be a typo in the parameter name, leading to the system not recognizing it.
  Incorrect Binding: The parameter might be incorrectly bound in the hierarchy, meaning it does not match the expected structure or data type.
  Changes in Data Model: If there have been recent changes to the underlying data model or the CDS view, it may have affected the parameters used in the hierarchy.
  
  Solution:
  
  Check Parameter Definition: Verify that the parameter mentioned in the error message is defined in the CDS view or query. Ensure that it is correctly declared and has the appropriate data type.
  Review Hierarchy Binding: Examine the hierarchy binding logic to ensure that the parameter is being used correctly. Make sure that it matches the expected structure.
  Correct Typographical Errors: Look for any typos in the parameter name and correct them.
  Update Data Model: If there have been changes to the data model, ensure that the CDS view is updated accordingly. You may need to regenerate the view or refresh the data model.
  Test the Query: After making the necessary changes, test the query or CDS view to ensure that the error is resolved.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions for common problems.
  Documentation: Refer to the official SAP documentation for CDS views and hierarchy bindings to understand the expected structure and usage of parameters.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed. Other users may have encountered the same error and can provide insights or solutions.
  
  If the issue persists after following these steps, consider reaching out to your SAP support team for further assistance.