How To Fix ESH_CA_CACHE005 - Cache client &1 caused an exception

SAP Error Message - Details

• Message type: E = Error

• Message class: ESH_CA_CACHE - ESH Cache

• Message number: 005

• Message text: Cache client &1 caused an exception

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_CACHE005 - Cache client &1 caused an exception ?

  The SAP error message ESH_CA_CACHE005 indicates that there is an issue with the cache client in the Enterprise Search (ESH) component of SAP. This error typically arises when there is a problem with the cache mechanism that stores search results or metadata, which can lead to performance issues or failures in search functionality.
  Cause
  The specific causes of the ESH_CA_CACHE005 error can vary, but common reasons include:
  
  Corrupted Cache: The cache may have become corrupted, leading to exceptions when the system tries to access or manipulate cached data.
  Configuration Issues: Incorrect configuration settings for the cache client or the Enterprise Search system can lead to exceptions.
  Resource Limitations: Insufficient memory or other system resources can cause the cache client to fail.
  Software Bugs: There may be bugs in the version of the software you are using that affect the cache client.
  
  Solution
  To resolve the ESH_CA_CACHE005 error, you can try the following steps:
  
  
  Clear the Cache:
  
  Use transaction code /IWFND/CACHE to clear the cache. This can help if the cache is corrupted.
  Alternatively, you can use the transaction SE38 to run the report ESH_CACHE_CLEANUP to clean up the cache.
  
  
  
  Check Configuration:
  
  Review the configuration settings for the Enterprise Search and cache client. Ensure that all settings are correct and aligned with SAP best practices.
  
  
  
  Monitor System Resources:
  
  Check the system's memory and resource usage. If the system is running low on resources, consider increasing the available memory or optimizing other processes.
  
  
  
  Update Software:
  
  Ensure that your SAP system is up to date with the latest patches and updates. Check the SAP Support Portal for any known issues or patches related to the cache client.
  
  
  
  Review Logs:
  
  Check the application logs (transaction SLG1) for more detailed error messages that can provide additional context about the exception.
  
  
  
  Consult SAP Notes:
  
  Search the SAP Support Portal for any relevant SAP Notes that address the ESH_CA_CACHE005 error. There may be specific fixes or recommendations provided by SAP.
  
  
  
  Contact SAP Support:
  
  If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance. Provide them with detailed information about the error, including any logs and the steps you have already taken.
  
  
  
  Related Information
  
  Enterprise Search (ESH): A component of SAP that allows users to perform searches across various SAP applications and data sources.
  Cache Mechanism: A system that temporarily stores frequently accessed data to improve performance and reduce load times.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE38 (to run reports) and SLG1 (to view logs) for troubleshooting.
  
  By following these steps, you should be able to diagnose and resolve the ESH_CA_CACHE005 error effectively.