How To Fix ATP_PAC026 - liveCache usage is not active in Customizing.

SAP Error Message - Details

• Message type: E = Error

• Message class: ATP_PAC -

• Message number: 026

• Message text: liveCache usage is not active in Customizing.

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message ATP_PAC026 - liveCache usage is not active in Customizing. ?

  The SAP error message ATP_PAC026 indicates that the LiveCache usage is not active in the system's Customizing settings. This error typically arises when attempting to use Advanced Planning and Optimization (APO) functionalities that rely on LiveCache, but the necessary configuration has not been completed.
  Cause:
  The primary cause of this error is that the LiveCache functionality has not been activated in the SAP system. This can happen if:
  
  The LiveCache system is not installed or configured.
  The necessary settings in the SAP Customizing (transaction SPRO) have not been completed.
  The LiveCache connection is not properly established.
  
  Solution:
  To resolve the ATP_PAC026 error, follow these steps:
  
  
  Check LiveCache Installation:
  
  Ensure that LiveCache is installed and running. You can check this in the SAP system by verifying the LiveCache instance.
  
  
  
  Activate LiveCache in Customizing:
  
  Go to transaction SPRO (SAP Reference IMG).
  Navigate to the following path: 
  Advanced Planning and Optimization -> Global Settings -> LiveCache -> Activate LiveCache
  
  Ensure that the LiveCache is activated for the relevant planning area.
  
  
  
  Check Connection Settings:
  
  Verify the connection settings for LiveCache. You can do this in transaction LC10 (LiveCache Administration) to ensure that the connection to the LiveCache instance is correctly configured.
  
  
  
  Check Planning Area Settings:
  
  Ensure that the planning area you are working with is correctly set up to use LiveCache. This includes checking the settings in the planning area configuration.
  
  
  
  Transport Requests:
  
  If you have recently made changes to the configuration, ensure that these changes have been transported correctly to the relevant system (e.g., from development to production).
  
  
  
  Consult Documentation:
  
  Refer to the SAP Help documentation for more detailed instructions on configuring LiveCache and troubleshooting related issues.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SPRO: Customizing settings.
  LC10: LiveCache Administration.
  LC01: LiveCache Monitor.
  
  
  
  SAP Notes: Check for any relevant SAP Notes that may provide additional guidance or patches related to LiveCache and ATP errors.
  
  
  System Logs: Review system logs (transaction SLG1) for any additional error messages or warnings that may provide more context about the issue.
  
  
  By following these steps, you should be able to resolve the ATP_PAC026 error and successfully activate LiveCache usage in your SAP system. If the issue persists, consider reaching out to SAP support for further assistance.