How To Fix CACHE_REACTIVATION005 - Cache definition for &1 &2 has been dropped

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 005

• Message text: Cache definition for &1 &2 has been dropped

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_REACTIVATION005 - Cache definition for &1 &2 has been dropped ?

  The SAP error message CACHE_REACTIVATION005 indicates that a cache definition for a specific object (identified by &1 and &2) has been dropped. This typically occurs in the context of SAP's caching mechanisms, which are used to improve performance by storing frequently accessed data in memory.
  Cause:
  
  
  Cache Definition Dropped: The cache definition for the specified object has been removed or invalidated. This can happen due to various reasons, such as:
  
  Changes in the underlying data model or structure.
  Manual deletion of the cache definition by an administrator.
  System updates or changes that affect the cache configuration.
  Errors during the cache management process.
  
  
  
  System Configuration Changes: Changes in system configuration or updates to the SAP system can lead to cache definitions being dropped.
  
  
  Data Model Changes: If there are changes in the data model (like changes in tables or views), the cache may become invalid.
  
  
  Solution:
  
  
  Recreate the Cache Definition: You may need to recreate the cache definition for the affected object. This can typically be done through the SAP transaction codes related to cache management, such as:
  
  SE11 (Data Dictionary) to check the object definition.
  SE80 (Object Navigator) to manage objects and their caches.
  
  
  
  Check for System Updates: Ensure that there are no ongoing system updates or maintenance activities that could affect cache definitions.
  
  
  Clear Cache: Sometimes, clearing the cache can resolve issues related to invalid cache definitions. You can use transaction SM12 to clear locks or SM21 to check system logs for any related issues.
  
  
  Review Logs: Check the system logs (transaction SM21) for any additional error messages or warnings that could provide more context about why the cache definition was dropped.
  
  
  Consult Documentation: Review SAP documentation or notes related to caching and performance optimization for specific guidance on handling cache-related issues.
  
  
  Contact SAP Support: If the issue persists and you cannot determine the cause or solution, consider reaching out to SAP support for assistance.
  
  
  Related Information:
  
  Caching in SAP: Caching is a performance optimization technique used in SAP systems to reduce database load and improve response times for frequently accessed data.
  Transaction Codes: Familiarize yourself with relevant transaction codes for cache management, such as SM12, SM21, SE11, and SE80.
  SAP Notes: Check SAP Notes for any known issues or patches related to cache management and the specific error message.
  
  By following these steps, you should be able to address the CACHE_REACTIVATION005 error and restore the necessary cache definitions in your SAP system.