How To Fix CDSUI004 - No more BOL attribute available

SAP Error Message - Details

• Message type: E = Error

• Message class: CDSUI - Central Data Source UI messages

• Message number: 004

• Message text: No more BOL attribute available

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 CDSUI004 - No more BOL attribute available ?

  The SAP error message CDSUI004: No more BOL attribute available typically occurs in the context of Core Data Services (CDS) views and Business Object Layer (BOL) in SAP applications, particularly when working with SAP Fiori or SAP Gateway services. This error indicates that the system has run out of available attributes to map to the Business Object Layer, which can happen due to various reasons.
  Causes:
  
  Exceeding Attribute Limits: The number of attributes defined in the CDS view may exceed the limits set by the BOL framework.
  Incorrect Mapping: There may be issues with how attributes are mapped between the CDS view and the BOL.
  Performance Issues: If the CDS view is too complex or has too many joins, it may lead to performance issues that can trigger this error.
  Configuration Issues: There may be configuration issues in the backend that affect how attributes are handled.
  
  Solutions:
  
  Review CDS View: Check the CDS view definition to ensure that it does not have an excessive number of attributes. Simplifying the view or breaking it into smaller views can help.
  Optimize Joins: If the CDS view has multiple joins, consider optimizing them or reducing the number of joins to improve performance.
  Check Mappings: Ensure that the mappings between the CDS view and the BOL are correctly defined. Look for any discrepancies that might cause the system to fail in finding available attributes.
  Adjust Configuration: If applicable, review the configuration settings related to the BOL and CDS to ensure they are set correctly.
  Consult Documentation: Refer to SAP documentation or notes related to CDS and BOL for any specific limitations or recommendations.
  SAP Support: If the issue persists, consider reaching out to SAP support for assistance, especially if this is a production issue.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide guidance on best practices for CDS views and BOL.
  Performance Tuning: Look into performance tuning for CDS views, as optimizing the view can often resolve related issues.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  
  By following these steps, you should be able to diagnose and resolve the CDSUI004 error effectively.