How To Fix /IWBEP/CM_V4_RUNTIME000 - The service alias cache of service group '&1' is outdated

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWBEP/CM_V4_RUNTIME -

• Message number: 000

• Message text: The service alias cache of service group '&1' is outdated

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /IWBEP/CM_V4_RUNTIME000 - The service alias cache of service group '&1' is outdated ?

  The SAP error message /IWBEP/CM_V4_RUNTIME000 indicating that "The service alias cache of service group '&1' is outdated" typically occurs in the context of SAP Gateway services, particularly when there are changes made to the service definitions or when the cache needs to be refreshed.
  Cause:
  
  Service Changes: The error often arises when there have been changes to the service definitions, such as modifications to the OData service, changes in the underlying data model, or updates to the service implementation.
  Cache Invalidation: The service alias cache may become outdated if the service group has been modified but the cache has not been refreshed. This can happen after transport requests, system upgrades, or manual changes in the service configuration.
  System Configuration Issues: Sometimes, configuration issues or inconsistencies in the system can lead to this error.
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Refresh the Service Cache:
  
  Go to the SAP Gateway Client (transaction /IWFND/GW_CLIENT) and execute the service to see if the error persists.
  Alternatively, you can refresh the cache using transaction /IWFND/MAINT_SERVICE:
  
  Select the service group that is causing the issue.
  Click on the "Activate" button to refresh the service.
  You can also use the "Delete Cache" option to clear the cache for the specific service.
  
  
  
  
  
  Check Service Activation:
  
  Ensure that the service is properly activated in the system. You can check this in the same transaction /IWFND/MAINT_SERVICE.
  If the service is not active, activate it.
  
  
  
  Check for Transport Issues:
  
  If the issue occurred after a transport, ensure that all related objects have been transported correctly and that there are no inconsistencies.
  
  
  
  Clear the Cache Manually:
  
  You can also clear the cache manually by using transaction /IWBEP/REG_SERVICE to register or deregister the service, which can help in refreshing the cache.
  
  
  
  Check for System Errors:
  
  Review the system logs (transaction SLG1) for any related errors that might provide additional context or information about the issue.
  
  
  
  Restart the Gateway:
  
  In some cases, restarting the SAP Gateway service can help resolve cache-related issues.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  Documentation: Review the SAP Gateway documentation for best practices on service management and cache handling.
  Community Forums: Consider checking SAP Community forums or other online resources for similar issues and solutions shared by other users.
  
  By following these steps, you should be able to resolve the error and ensure that the service alias cache is up to date.