How To Fix /UI2/CACHE026 - [ &1 ] Execution of rule '&2' required &3 milliseconds

SAP Error Message - Details

• Message type: E = Error

• Message class: /UI2/CACHE -

• Message number: 026

• Message text: [ &1 ] Execution of rule '&2' required &3 milliseconds

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 /UI2/CACHE026 - [ &1 ] Execution of rule '&2' required &3 milliseconds ?

  The SAP error message /UI2/CACHE026 typically relates to performance issues in the SAP Fiori/UI5 applications, specifically concerning the execution time of cache rules. This message indicates that a specific rule took a certain amount of time (in milliseconds) to execute, which may be longer than expected or acceptable.
  Cause:
  
  
  Performance Bottlenecks: The execution time of the rule may be longer due to various factors such as:
  
  High volume of data being processed.
  Inefficient coding or logic in the rule.
  Database performance issues.
  Network latency or issues with the SAP Gateway.
  
  
  
  Caching Issues: If the cache is not properly configured or if there are issues with the cache itself, it can lead to longer execution times.
  
  
  System Load: High load on the SAP system can also contribute to slower execution times.
  
  
  Solution:
  
  
  Analyze the Rule: Review the logic of the rule that is taking a long time to execute. Optimize the code if necessary to improve performance.
  
  
  Check Data Volume: If the rule processes a large amount of data, consider ways to reduce the data volume or optimize the data retrieval process.
  
  
  Database Performance: Monitor the database performance and check for any slow-running queries. Optimize database indexes or queries if needed.
  
  
  Caching Configuration: Ensure that the caching mechanism is properly configured. You may need to clear the cache or adjust cache settings to improve performance.
  
  
  System Monitoring: Use SAP monitoring tools to check for system load and performance metrics. Address any identified bottlenecks.
  
  
  Upgrade or Patch: Ensure that your SAP system is up to date with the latest patches and upgrades, as performance improvements are often included in updates.
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to performance issues in Fiori/UI5 applications. SAP frequently releases notes that address specific performance problems.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Performance Tuning Guides: Refer to SAP's performance tuning guides for Fiori/UI5 applications for best practices and recommendations.
  
  If the issue persists after trying the above solutions, consider reaching out to SAP support for further assistance.