How To Fix SIT_ENGINE021 - Error while retrieving CDS fields.

SAP Error Message - Details

• Message type: E = Error

• Message class: SIT_ENGINE - Messages for Situation Handling - Engine

• Message number: 021

• Message text: Error while retrieving CDS fields.

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 SIT_ENGINE021 - Error while retrieving CDS fields. ?

  The SAP error message SIT_ENGINE021, which indicates "Error while retrieving CDS fields," typically occurs in the context of SAP applications that utilize Core Data Services (CDS) views. This error can arise due to various reasons, and understanding the cause is essential for troubleshooting and resolving the issue.
  Possible Causes:
  
  CDS View Issues: The CDS view may have been modified or deleted, leading to inconsistencies.
  Authorization Problems: The user may not have the necessary authorizations to access the CDS view or its underlying data.
  Data Model Changes: Changes in the underlying data model or database structure can lead to errors when trying to retrieve fields.
  Transport Issues: If the CDS view was transported from one system to another, there may be issues with the transport itself.
  System Configuration: Incorrect system configuration or settings can lead to retrieval errors.
  Performance Issues: If the system is under heavy load, it may not be able to retrieve the required fields in a timely manner.
  
  Solutions:
  
  Check CDS View: Verify that the CDS view exists and is correctly defined. Check for any recent changes that may have affected it.
  Authorization Check: Ensure that the user has the necessary authorizations to access the CDS view. You can use transaction SU53 to analyze authorization issues.
  Review Data Model: If there have been changes to the underlying data model, ensure that the CDS view is updated accordingly.
  Transport Validation: If the issue arose after a transport, check the transport logs for errors and ensure that all dependent objects were transported correctly.
  System Configuration: Review the system configuration settings related to CDS views and ensure they are set up correctly.
  Performance Monitoring: Monitor system performance and check for any bottlenecks that may be affecting data retrieval.
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to the specific error message for any known issues or patches.
  Transaction Codes: Use transaction codes like SE11 (Data Dictionary), SE80 (Object Navigator), and ST22 (Dump Analysis) to investigate further.
  Debugging: If you have access, consider debugging the application to pinpoint where the error occurs.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  
  If the problem persists after trying the above solutions, it may be beneficial to contact SAP support for further assistance.