How To Fix ESH_CA_CACHE020 - Data of container contains object references

SAP Error Message - Details

• Message type: E = Error

• Message class: ESH_CA_CACHE - ESH Cache

• Message number: 020

• Message text: Data of container contains object references

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message ESH_CA_CACHE020 - Data of container contains object references ?

  The SAP error message ESH_CA_CACHE020 indicates that there is an issue with the data in the cache of the Enterprise Search (ESH) component. Specifically, it suggests that the data of a container contains object references that are not valid or cannot be resolved. This can occur due to various reasons, such as inconsistencies in the data, issues with the cache itself, or problems with the underlying data sources.
  Causes:
  
  Data Inconsistency: The data in the cache may not match the actual data in the underlying database or data source.
  Cache Corruption: The cache may have become corrupted, leading to invalid object references.
  Changes in Data Structure: If there have been changes in the data model or structure, the cache may still hold references to old structures that no longer exist.
  Configuration Issues: Incorrect configuration of the ESH or the data sources can lead to issues with object references.
  
  Solutions:
  
  
  Clear the Cache: The first step is to clear the cache for the ESH. This can often resolve issues related to stale or corrupted data.
  
  You can do this by using transaction code /IWFND/CACHE or through the relevant ESH administration tools.
  
  
  
  Rebuild the Cache: After clearing the cache, you may need to rebuild it to ensure that it contains the latest and correct data.
  
  This can typically be done through the ESH administration interface or relevant background jobs.
  
  
  
  Check Data Sources: Verify that the data sources configured for ESH are correct and that the data is consistent. Ensure that there are no missing or invalid entries in the underlying data.
  
  
  Review Configuration: Check the configuration settings for ESH and ensure that they are set up correctly. This includes checking the settings for data sources, indexing, and any other relevant parameters.
  
  
  Monitor Logs: Review the application logs and trace files for any additional error messages or warnings that may provide more context about the issue.
  
  
  Consult Documentation: Refer to the SAP Help Portal or relevant SAP Notes for any specific guidance related to the ESH_CA_CACHE020 error.
  
  
  Contact SAP Support: If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance. They may provide specific patches or updates that address the issue.
  
  
  Related Information:
  
  SAP Notes: Check for any SAP Notes related to ESH and the specific error message for known issues and fixes.
  Enterprise Search Documentation: Review the official SAP documentation for Enterprise Search for best practices and troubleshooting steps.
  Community Forums: Engage with the SAP Community or forums where other users may have encountered similar issues and can share their solutions.
  
  By following these steps, you should be able to address the ESH_CA_CACHE020 error and restore proper functionality to your SAP Enterprise Search environment.