How To Fix /UI2/CACHE015 - [ &1 / &3 / '&2' ] Data rechecked for rule '&4'; no change detected.

SAP Error Message - Details

• Message type: E = Error

• Message class: /UI2/CACHE -

• Message number: 015

• Message text: [ &1 / &3 / '&2' ] Data rechecked for rule '&4'; no change detected.

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /UI2/CACHE015 - [ &1 / &3 / '&2' ] Data rechecked for rule '&4'; no change detected. ?

  The SAP error message /UI2/CACHE015 typically relates to issues with the UI cache in SAP Fiori applications. This message indicates that the system has rechecked the data for a specific rule but found no changes. Here’s a breakdown of the components of the error message:
  
  &1, &2, &3, &4: These placeholders represent specific values related to the cache rule, such as the application ID, the cache key, the rule name, and other identifiers.
  
  Cause
  The error message is generally caused by one of the following reasons:
  
  Cache Invalidation: The cache may not have been invalidated properly, leading to stale data being served.
  No Changes Detected: The system is checking for changes in the data but finds none, which can happen if the underlying data has not been updated.
  Configuration Issues: There may be issues with the configuration of the Fiori application or the underlying OData service.
  Performance Optimization: The system is designed to optimize performance by checking the cache before fetching data from the database, and it may not find any changes.
  
  Solution
  To resolve this issue, you can try the following steps:
  
  
  Clear the Cache: Clear the UI cache for the user or the application. This can often resolve issues related to stale data.
  
  You can do this by using transaction code /UI2/FLP and navigating to the "User Preferences" to clear the cache.
  Alternatively, you can use the transaction /IWFND/MAINT_SERVICE to manage OData services and clear the cache.
  
  
  
  Check for Updates: Ensure that the underlying data has been updated. If the data is expected to change, verify that the changes are being committed correctly.
  
  
  Review Configuration: Check the configuration of the Fiori application and the OData service to ensure that everything is set up correctly.
  
  
  Monitor Logs: Use transaction codes like SLG1 to check application logs for any related errors or warnings that might provide more context.
  
  
  Consult Documentation: Refer to SAP Notes or the official SAP documentation for any specific guidance related to the error message.
  
  
  System Restart: In some cases, a restart of the SAP Gateway or the application server may help in resolving cache-related issues.
  
  
  Related Information
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  Fiori Launchpad: Familiarize yourself with the Fiori Launchpad and its caching mechanisms, as understanding how it works can help in troubleshooting.
  
  If the issue persists after trying the above solutions, it may be necessary to involve your SAP Basis team or SAP support for further investigation.