How To Fix ICM033 - HTTP Server Cache statistics could not be read

SAP Error Message - Details

• Message type: E = Error

• Message class: ICM - Messages for ICM Monitor

• Message number: 033

• Message text: HTTP Server Cache statistics could not be read

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message ICM033 - HTTP Server Cache statistics could not be read ?

  The SAP error message ICM033 indicates that the HTTP server cache statistics could not be read. This error typically occurs in the Internet Communication Manager (ICM) component of SAP when there is an issue with accessing or retrieving the cache statistics.
  Causes:
  
  Configuration Issues: The ICM may not be properly configured to access the cache statistics.
  Cache Not Initialized: The cache may not have been initialized or may not be active, leading to the inability to read statistics.
  Permissions: There may be permission issues preventing the ICM from accessing the necessary files or resources.
  Corrupted Cache: The cache may be corrupted or in an inconsistent state, which can prevent statistics from being read.
  System Resource Issues: Insufficient system resources (like memory or disk space) can also lead to this error.
  
  Solutions:
  
  
  Check ICM Configuration:
  
  Review the ICM configuration settings in the SAP system. Ensure that the cache settings are correctly configured.
  You can check the parameters related to caching in transaction RZ10 or RZ11.
  
  
  
  Restart ICM:
  
  Sometimes, simply restarting the ICM can resolve transient issues. You can do this through transaction SMICM by stopping and starting the ICM.
  
  
  
  Check Cache Initialization:
  
  Ensure that the cache is properly initialized. You can check the cache status in the ICM monitor (transaction SMICM).
  
  
  
  Review Logs:
  
  Check the ICM logs for any additional error messages or warnings that might provide more context about the issue. The logs can be found in the dev_icm file.
  
  
  
  Check Permissions:
  
  Ensure that the user under which the SAP system is running has the necessary permissions to access the cache files and directories.
  
  
  
  Clear Cache:
  
  If the cache is corrupted, you may need to clear it. This can usually be done through the ICM settings or by deleting the cache files manually (ensure to back up any important data before doing this).
  
  
  
  System Resources:
  
  Monitor system resources to ensure that there is enough memory and disk space available. If resources are low, consider optimizing or upgrading the system.
  
  
  
  SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that may address this specific error. There may be patches or updates available that can resolve the issue.
  
  
  
  Related Information:
  
  Transaction Codes:
  
  SMICM: ICM Monitor
  RZ10: Profile Maintenance
  RZ11: Profile Parameter Display
  
  
  Logs:
  
  dev_icm: ICM log file
  
  
  SAP Support: If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance.
  
  By following these steps, you should be able to diagnose and resolve the ICM033 error in your SAP system.