How To Fix ATP_PAC023 - &1 material-plant combinations removed from liveCache usage.

SAP Error Message - Details

• Message type: E = Error

• Message class: ATP_PAC -

• Message number: 023

• Message text: &1 material-plant combinations removed from liveCache usage.

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 ATP_PAC023 - &1 material-plant combinations removed from liveCache usage. ?

  The SAP error message ATP_PAC023 indicates that certain material-plant combinations have been removed from LiveCache usage in the Advanced Planning and Optimization (APO) module, specifically in the context of Available-to-Promise (ATP) checks. This message typically arises when there are issues with the configuration or data integrity related to the materials and plants involved in the ATP process.
  Causes:
  
  Data Integrity Issues: The material-plant combinations may not be correctly set up in the system, leading to inconsistencies.
  Configuration Problems: The settings in the APO system or the integration with the ERP system may not be properly configured.
  LiveCache Issues: There may be problems with the LiveCache itself, such as it being down or not properly synchronized with the ERP data.
  Material Status: The materials may have been flagged with a status that prevents them from being used in ATP calculations.
  Plant Status: Similar to materials, the plant may have restrictions or statuses that prevent ATP checks.
  
  Solutions:
  
  Check Material-Plant Combinations: Verify that the material-plant combinations are correctly defined in the system. Ensure that the materials are active and available for the specified plants.
  Review Configuration Settings: Check the configuration settings in both the APO and ERP systems to ensure that they are correctly set up for ATP checks.
  LiveCache Health Check: Ensure that the LiveCache is running properly. You can perform a health check and restart it if necessary. Use transaction codes like /SAPAPO/LC10 to monitor LiveCache.
  Material and Plant Status Review: Check the status of the materials and plants in the system. Ensure that they are not blocked or inactive.
  Reinitialize LiveCache: If the issue persists, consider reinitializing the LiveCache for the affected materials and plants. This can be done through transaction codes like /SAPAPO/LC10 or /SAPAPO/LC11.
  Consult SAP Notes: Look for relevant SAP Notes that may address this specific error message. SAP frequently updates its knowledge base with solutions for known issues.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as /SAPAPO/LC10 (LiveCache Monitor) and /SAPAPO/LC11 (LiveCache Administration).
  SAP Documentation: Review the official SAP documentation for ATP and LiveCache to understand the underlying processes and configurations.
  Support: If the issue cannot be resolved internally, consider reaching out to SAP support for assistance, providing them with detailed information about the error and the steps taken to troubleshoot.
  
  By following these steps, you should be able to identify the root cause of the ATP_PAC023 error and implement the necessary solutions to resolve it.