How To Fix RT394 - CCMS self-monitoring: &1 contexts from &2 systems invalidated in cache

SAP Error Message - Details

• Message type: E = Error

• Message class: RT - Monitoring infrastructure MSG and alert texts

• Message number: 394

• Message text: CCMS self-monitoring: &1 contexts from &2 systems invalidated in cache

What causes this issue?

The monitoring architecture can monitor any desired remote systems
using RFC. These RFC destinations and their states are, for performance
reasons, held in the cache of the central system and are regularly
reorganized.
This message specifies the number of remote systems and the number of
contexts (top node of subtrees) were reported to the monitoring
architecture.

How to fix this error?

This attribute is purely for your information. You do not need to take
any action.

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RT394 - CCMS self-monitoring: &1 contexts from &2 systems invalidated in cache ?

  The SAP error message RT394 indicates that there are contexts from certain systems that have been invalidated in the cache of the CCMS (Computing Center Management System) self-monitoring. This typically occurs when there are changes in the monitored systems or when the CCMS cache needs to be refreshed.
  Cause:
  
  System Changes: Changes in the monitored systems, such as configuration changes, system restarts, or updates, can lead to invalidation of contexts in the CCMS cache.
  Cache Expiration: The CCMS cache may have a timeout or expiration setting, leading to invalidation after a certain period.
  Network Issues: Temporary network issues or communication problems between the CCMS and the monitored systems can also cause context invalidation.
  Configuration Issues: Incorrect configuration settings in the CCMS or the monitored systems can lead to cache inconsistencies.
  
  Solution:
  
  Refresh the Cache: You can manually refresh the CCMS cache. This can often be done through the SAP GUI by navigating to the CCMS monitoring area and selecting the option to refresh or reload the cache.
  Check System Status: Ensure that the monitored systems are up and running without issues. Check for any alerts or errors in the system logs that might indicate problems.
  Review Configuration: Verify the configuration settings for CCMS and the monitored systems to ensure they are correct and consistent.
  Monitor Network Connectivity: Ensure that there are no network issues affecting communication between the CCMS and the monitored systems.
  Restart CCMS: If the issue persists, consider restarting the CCMS monitoring service to clear any potential issues with the monitoring process.
  
  Related Information:
  
  CCMS Documentation: Refer to the official SAP documentation for CCMS for detailed information on monitoring and cache management.
  SAP Notes: Check SAP Notes for any known issues or patches related to CCMS and cache invalidation.
  System Logs: Review system logs (transaction SM21) for any related errors or warnings that could provide more context on the issue.
  Performance Monitoring: Regularly monitor the performance of the CCMS and the systems being monitored to proactively identify and resolve issues.
  
  If the problem continues after trying the above solutions, it may be beneficial to contact SAP support for further assistance.