How To Fix /SCMUI/RRP_EPP001 - Connection to SAP liveCache failed

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCMUI/RRP_EPP -

• Message number: 001

• Message text: Connection to SAP 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.

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 /SCMUI/RRP_EPP001 - Connection to SAP liveCache failed ?

  The SAP error message /SCMUI/RRP_EPP001 Connection to SAP liveCache failed typically indicates that there is an issue with the connection between the SAP system and the liveCache database. LiveCache is a specialized database used in SAP for applications like Supply Chain Management (SCM) to handle large volumes of data efficiently.
  Causes:
  
  Network Issues: There may be network connectivity problems between the SAP application server and the liveCache server.
  LiveCache Service Down: The liveCache service might not be running or has crashed.
  Configuration Issues: Incorrect configuration settings in the SAP system or liveCache settings can lead to connection failures.
  Authorization Issues: The user might not have the necessary authorizations to access the liveCache.
  Database Issues: There could be issues with the liveCache database itself, such as corruption or resource limitations.
  
  Solutions:
  
  
  Check Network Connectivity:
  
  Ensure that the SAP application server can reach the liveCache server. You can use tools like ping or telnet to test connectivity.
  
  
  
  Verify LiveCache Status:
  
  Check if the liveCache service is running. You can do this by accessing the liveCache administration tools or checking the system logs.
  Restart the liveCache service if it is down.
  
  
  
  Review Configuration Settings:
  
  Check the configuration settings in the SAP system for liveCache. Ensure that the connection parameters (like host, port, etc.) are correctly set.
  You can check the settings in transaction SCM_LC or RSCM_LC.
  
  
  
  Check Authorizations:
  
  Ensure that the user has the necessary authorizations to access the liveCache. You may need to consult with your SAP security team to verify this.
  
  
  
  Database Health Check:
  
  Perform a health check on the liveCache database. Look for any errors or warnings in the logs that might indicate issues.
  If necessary, consult with your database administrator to resolve any underlying database issues.
  
  
  
  SAP Notes and Support:
  
  Check the SAP Support Portal for any relevant SAP Notes that might address this specific error. There may be patches or updates available that can resolve the issue.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SCM_LC for liveCache administration and RSCM_LC for configuration.
  Logs: Review the system logs (transaction SM21) and the liveCache logs for any additional error messages that could provide more context.
  Documentation: Refer to the official SAP documentation for liveCache and SCM for detailed configuration and troubleshooting steps.
  
  If the issue persists after trying the above solutions, it may be necessary to engage SAP support for further assistance.