How To Fix CFD_GENERATION030 - Reading fields for CDS View &1 failed

SAP Error Message - Details

• Message type: E = Error

• Message class: CFD_GENERATION - Custom Fields: Generation Handler

• Message number: 030

• Message text: Reading fields for CDS View &1 failed

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 CFD_GENERATION030 - Reading fields for CDS View &1 failed ?

  The SAP error message CFD_GENERATION030, which states "Reading fields for CDS View &1 failed," typically occurs when there is an issue with the Core Data Services (CDS) view in SAP. This error can arise due to various reasons, including issues with the underlying database tables, incorrect field definitions, or problems with the CDS view itself.
  Causes:
  
  Invalid Field Definitions: The fields defined in the CDS view may not exist in the underlying database tables or may have been changed or deleted.
  Authorization Issues: The user executing the CDS view may not have the necessary authorizations to access the underlying data.
  Database Issues: There may be issues with the database connection or the database itself, such as missing tables or corrupted data.
  Syntax Errors: There could be syntax errors in the CDS view definition that prevent it from being processed correctly.
  Transport Issues: If the CDS view was transported from one system to another, there may be inconsistencies or missing objects in the target system.
  
  Solutions:
  
  Check Field Definitions: Verify that all fields referenced in the CDS view exist in the underlying database tables and are correctly defined.
  Review Authorizations: Ensure that the user has the necessary authorizations to access the CDS view and its underlying data.
  Database Connection: Check the database connection and ensure that the database is functioning correctly. Look for any database-related errors in the system logs.
  Syntax Check: Use the ABAP Development Tools (ADT) or transaction SE11 to check the syntax of the CDS view. Correct any errors found.
  Transport Consistency: If the CDS view was transported, ensure that all dependent objects (like tables, fields, etc.) are also present in the target system.
  Activate the CDS View: Sometimes, simply reactivating the CDS view can resolve the issue. Use transaction SE11 or the relevant ADT tools to activate it again.
  Check for Notes and Patches: Look for any SAP Notes or patches that may address known issues with CDS views in your version of SAP.
  
  Related Information:
  
  Transaction Codes: Use transaction codes like SE11 (Data Dictionary), SE80 (Object Navigator), or ADT in Eclipse for managing and troubleshooting CDS views.
  SAP Notes: Search the SAP Support Portal for relevant SAP Notes that may provide additional insights or fixes related to this error.
  System Logs: Check the system logs (transaction SLG1) for any additional error messages or warnings that may provide more context about the issue.
  
  If the problem persists after trying the above solutions, consider reaching out to SAP support for further assistance, providing them with detailed information about the error and the steps you have already taken.