How To Fix PPDS_PB028 - liveCache connection failed

SAP Error Message - Details

• Message type: E = Error

• Message class: PPDS_PB - Messages for New Fiori OData Planning Board

• Message number: 028

• Message text: liveCache connection failed

Self-Explanatory Message

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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 PPDS_PB028 - liveCache connection failed ?

  The SAP error message PPDS_PB028 indicates that there is a failure in the connection to the LiveCache system, which is often used in the context of SAP Advanced Planning and Optimization (APO) and Production Planning and Detailed Scheduling (PPDS). This error can arise due to various reasons, and here are some common causes, potential solutions, and related information:
  Causes:
  
  Network Issues: There may be network connectivity problems between the SAP application server and the LiveCache server.
  LiveCache Server Down: The LiveCache server might be down or not running properly.
  Configuration Issues: Incorrect configuration settings in the SAP system or LiveCache settings can lead to connection failures.
  Authorization Issues: The user may not have the necessary authorizations to access the LiveCache.
  Database Issues: Problems with the underlying database that LiveCache uses can also cause connection failures.
  
  Solutions:
  
  
  Check LiveCache Status:
  
  Ensure that the LiveCache server is up and running. You can check this using transaction codes like LC10 or LC11 in the SAP GUI.
  
  
  
  Network Connectivity:
  
  Verify that there are no network issues between the SAP application server and the LiveCache server. You can use tools like ping or traceroute to check connectivity.
  
  
  
  Configuration Settings:
  
  Review the configuration settings in the SAP system for LiveCache. Ensure that the connection parameters (like hostname, port, etc.) are correctly set in the relevant configuration transactions (e.g., SPRO).
  
  
  
  User Authorizations:
  
  Check if the user has the necessary authorizations to access LiveCache. You may need to consult with your security team to ensure proper roles and permissions are assigned.
  
  
  
  Database Health:
  
  Investigate the health of the database that LiveCache is using. Check for any locks, performance issues, or errors in the database logs.
  
  
  
  Restart Services:
  
  If the LiveCache server is running but still not responding, consider restarting the LiveCache service or the entire server if necessary.
  
  
  
  Check Logs:
  
  Review the application logs and system logs for any additional error messages that might provide more context about the failure.
  
  
  
  SAP Notes:
  
  Search for relevant SAP Notes in the SAP Support Portal that might address this specific error or provide patches and updates.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes related to LiveCache management, such as LC10, LC11, and LC12.
  Documentation: Refer to SAP documentation for detailed information on configuring and troubleshooting LiveCache.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  
  If the problem persists after trying the above solutions, it may be beneficial to contact SAP support for further assistance.