How To Fix /SAPAPO/OM000 - Connection to liveCache failed

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/OM -

• Message number: 000

• Message text: Connection to liveCache failed

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 /SAPAPO/OM000 - Connection to liveCache failed ?

  The SAP error message /SAPAPO/OM000 Connection to liveCache failed typically indicates that there is an issue with the connection between the SAP system and the liveCache database, which is used in SAP Advanced Planning and Optimization (APO) for storing and processing planning data.
  Causes:
  
  LiveCache Service Not Running: The liveCache service may not be started or may have crashed.
  Network Issues: There could be network connectivity problems between the SAP application server and the liveCache server.
  Configuration Issues: Incorrect configuration settings in the SAP system or liveCache settings can lead to connection failures.
  Resource Limitations: The liveCache server may be experiencing resource limitations (e.g., memory, CPU) that prevent it from accepting new connections.
  Database Issues: There may be issues with the liveCache database itself, such as corruption or other database-related problems.
  
  Solutions:
  
  Check LiveCache Status: Ensure that the liveCache service is running. You can check this using transaction LC10 in the SAP GUI.
  Restart LiveCache: If the service is not running, try restarting it. This can often resolve temporary issues.
  Network Troubleshooting: Verify network connectivity between the SAP application server and the liveCache server. Check for firewalls, routing issues, or other network-related problems.
  Review Configuration: Check the configuration settings in both the SAP system and the liveCache. Ensure that the connection parameters (like host, port, etc.) are correctly set.
  Monitor Resources: Use monitoring tools to check the resource usage on the liveCache server. If it is under heavy load, consider optimizing the workload or upgrading the server resources.
  Check Logs: Review the logs for both the SAP system and the liveCache for any error messages or warnings that could provide more context on the issue.
  Database Maintenance: If there are indications of database corruption or other issues, consider performing database maintenance or recovery procedures.
  
  Related Information:
  
  
  Transaction Codes: 
  
  LC10: To check the status of liveCache.
  SM21: To view system logs for errors.
  SM37: To check job logs for any related background jobs that may have failed.
  
  
  
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address specific issues related to liveCache connectivity.
  
  
  Documentation: Refer to the official SAP documentation for liveCache and APO for detailed configuration and troubleshooting steps.
  
  
  If the issue persists after trying the above solutions, it may be necessary to contact SAP support for further assistance.