How To Fix RSRTS_CDS119 - Custom function &1 not supported (at &2)

SAP Error Message - Details

• Message type: E = Error

• Message class: RSRTS_CDS - Messages Transient CDS Queries

• Message number: 119

• Message text: Custom function &1 not supported (at &2)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSRTS_CDS119 - Custom function &1 not supported (at &2) ?

  The SAP error message RSRTS_CDS119 indicates that a custom function is not supported in the context of a specific CDS (Core Data Services) view or query. This error typically arises when you are trying to execute a query that includes a custom function that is not recognized or supported by the system.
  Cause:
  
  Unsupported Custom Function: The custom function you are trying to use in your CDS view or query is not supported by the version of SAP you are using or is not properly defined.
  Syntax Errors: There may be syntax errors in the definition of the custom function or in the way it is being called.
  Missing Authorization: The user executing the query may not have the necessary authorizations to access the custom function.
  Compatibility Issues: The custom function may not be compatible with the specific context in which it is being used (e.g., in a certain type of CDS view).
  
  Solution:
  
  Check Custom Function Definition: Review the definition of the custom function to ensure it is correctly implemented and adheres to the required syntax and standards.
  Update SAP System: If the custom function is a new feature, ensure that your SAP system is updated to a version that supports it.
  Authorization Check: Verify that the user has the necessary authorizations to execute the custom function.
  Debugging: Use transaction codes like SE80 or SE11 to debug the CDS view and identify where the error is occurring.
  Consult Documentation: Refer to the SAP documentation for any specific requirements or limitations regarding the use of custom functions in CDS views.
  Contact SAP Support: If the issue persists, consider reaching out to SAP support for assistance, especially if it seems to be a bug or a deeper system issue.
  
  Related Information:
  
  CDS Views: Core Data Services (CDS) are a framework for defining semantically rich data models in SAP. Understanding how to create and use CDS views is essential for troubleshooting related issues.
  SAP Notes: Check for any relevant SAP Notes that might address known issues or provide patches related to the error message.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to identify the root cause of the error and implement a suitable solution.