How To Fix CACHE_REACTIVATION018 - No cache found for &1 &2; dropping not required

SAP Error Message - Details

• Message type: E = Error

• Message class: CACHE_REACTIVATION - Message class for CDS View Cache Reactivation

• Message number: 018

• Message text: No cache found for &1 &2; dropping not required

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 CACHE_REACTIVATION018 - No cache found for &1 &2; dropping not required ?

  The SAP error message CACHE_REACTIVATION018 indicates that the system is attempting to reactivate a cache entry, but it cannot find the specified cache for the given object. The message typically follows the format: "No cache found for &1 &2; dropping not required," where &1 and &2 represent the specific object types or identifiers.
  Cause:
  
  Cache Entry Not Present: The most common cause of this error is that the cache entry for the specified object has either never been created or has been deleted or invalidated.
  System Configuration: There may be issues with the configuration of the caching mechanism in the SAP system.
  Data Deletion: The data associated with the cache entry may have been deleted or is no longer valid.
  Transport Issues: If the cache was supposed to be populated as part of a transport, it may not have been properly transported.
  
  Solution:
  
  Check Cache Configuration: Verify the configuration settings for the cache in the SAP system. Ensure that caching is enabled and properly configured for the relevant objects.
  Rebuild Cache: If the cache is missing, you may need to rebuild it. This can often be done by executing the relevant transaction or program that populates the cache.
  Clear Cache: In some cases, clearing the cache and allowing it to be repopulated can resolve the issue. Use transaction codes like SM12 (for lock entries) or SM21 (for system logs) to check for any related issues.
  Check for Data Deletion: Investigate whether the data associated with the cache entry has been deleted or is no longer valid. If so, you may need to restore or recreate the necessary data.
  Review Transport Logs: If the issue arose after a transport, review the transport logs to ensure that all necessary objects were transported correctly.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions for common problems.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE11 (Data Dictionary), SE80 (Object Navigator), and SM37 (Job Monitoring) to investigate further.
  System Logs: Review system logs for any additional error messages or warnings that may provide more context about the issue.
  
  If the problem persists after trying the above solutions, consider reaching out to SAP support or consulting with a technical expert who specializes in SAP caching mechanisms.