How To Fix ESH_CA_CACHE011 - Class &1 does not implement interface &2

SAP Error Message - Details

• Message type: E = Error

• Message class: ESH_CA_CACHE - ESH Cache

• Message number: 011

• Message text: Class &1 does not implement interface &2

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_CACHE011 - Class &1 does not implement interface &2 ?

  The SAP error message ESH_CA_CACHE011 indicates that a specific class does not implement a required interface. This error typically arises in the context of the SAP Enterprise Search (EHS) or the SAP NetWeaver platform, where certain classes are expected to conform to specific interfaces for functionality such as caching or data retrieval.
  Cause:
  
  Class Implementation Issue: The class specified in the error message does not implement the interface that it is supposed to. This could be due to a missing implementation, a typo in the class name, or an incorrect configuration.
  Custom Development: If there has been custom development or modifications in the system, it is possible that the custom class was not properly designed to implement the required interface.
  System Upgrade or Patch: After an upgrade or patch, certain classes may need to be re-implemented or adjusted to comply with new interface requirements.
  
  Solution:
  
  
  Check Class Implementation:
  
  Go to the ABAP Workbench (transaction SE80 or SE24) and check the class mentioned in the error message.
  Verify that the class implements the required interface. If it does not, you may need to implement the necessary methods defined in the interface.
  
  
  
  Review Custom Code:
  
  If the class is a custom class, ensure that it correctly implements all methods of the specified interface.
  If necessary, consult with the developer who created the class to ensure compliance with the interface.
  
  
  
  Re-implement or Adjust:
  
  If the class is part of a standard SAP delivery, consider re-implementing it or restoring it to its original state if it has been modified.
  If you have made changes to the class, you may need to revert those changes or update the class to meet the interface requirements.
  
  
  
  Check for Notes and Patches:
  
  Look for SAP Notes related to the error message or the specific class/interface. There may be known issues or patches available that address this problem.
  
  
  
  Testing:
  
  After making the necessary changes, test the functionality to ensure that the error no longer occurs and that the system behaves as expected.
  
  
  
  Related Information:
  
  Transaction Codes: Use SE80 (Object Navigator) or SE24 (Class Builder) to investigate the class and interface.
  SAP Notes: Search the SAP Support Portal for any relevant notes that might provide additional context or solutions.
  Documentation: Review the SAP documentation for Enterprise Search or the specific module you are working with to understand the expected behavior and requirements for class and interface implementations.
  
  If the issue persists after following these steps, consider reaching out to SAP support for further assistance.