How To Fix ESH_CA_CACHE018 - Method &1 returned expected result

SAP Error Message - Details

• Message type: E = Error

• Message class: ESH_CA_CACHE - ESH Cache

• Message number: 018

• Message text: Method &1 returned expected result

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message ESH_CA_CACHE018 - Method &1 returned expected result ?

  The SAP error message ESH_CA_CACHE018 typically indicates that a method in the Enterprise Search Cache (ESH) returned an expected result, but it may not be functioning as intended or may be causing issues in the context of your application. This message is often related to the caching mechanism used in SAP's Enterprise Search framework.
  Cause:
  
  Cache Inconsistency: The cache may not be updated correctly, leading to discrepancies between the expected and actual results.
  Configuration Issues: There may be misconfigurations in the Enterprise Search settings or the cache settings.
  Data Issues: The underlying data that the cache is supposed to represent may have changed, but the cache has not been refreshed.
  Method Implementation: The method that is being called may not be implemented correctly or may not be returning the expected results due to logic errors.
  
  Solution:
  
  
  Refresh the Cache: Try refreshing the cache to ensure that it contains the most up-to-date information. This can often resolve issues related to stale data.
  
  You can do this through transaction codes like /IWFND/MAINT_SERVICE or using the relevant cache management tools in your SAP system.
  
  
  
  Check Configuration: Review the configuration settings for the Enterprise Search and ensure that all parameters are set correctly. This includes checking the settings for the search connectors and the cache settings.
  
  
  Review Logs: Check the application logs (transaction SLG1) for any additional error messages or warnings that may provide more context about the issue.
  
  
  Debugging: If you have access to the development environment, consider debugging the method that is returning the expected result to identify any logical errors or issues in the implementation.
  
  
  Consult Documentation: Refer to the SAP Help Portal or relevant documentation for Enterprise Search to ensure that you are following best practices and that your implementation aligns with SAP's guidelines.
  
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error message or provide patches or updates that could resolve the issue.
  
  
  Contact SAP Support: If the issue persists and you cannot find a resolution, consider reaching out to SAP Support for assistance. They may have more insights or specific fixes for your situation.
  
  
  Related Information:
  
  Enterprise Search: Understand the architecture and components of SAP Enterprise Search, including how caching works and the role of search connectors.
  Performance Tuning: Look into performance tuning for Enterprise Search, as cache management is crucial for optimal performance.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  
  By following these steps, you should be able to diagnose and potentially resolve the issue related to the ESH_CA_CACHE018 error message.