How To Fix MMRP01004 - Too many matrices in liveCache

SAP Error Message - Details

• Message type: E = Error

• Message class: MMRP01 - Rapid Planning Matrix

• Message number: 004

• Message text: Too many matrices in liveCache

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message MMRP01004 - Too many matrices in liveCache ?

  The SAP error message MMRP01004: Too many matrices in liveCache typically occurs in the context of SAP Advanced Planning and Optimization (APO) when the system encounters a limitation related to the number of matrices that can be handled in the LiveCache. LiveCache is a database used by SAP APO to store and manage large amounts of data efficiently, particularly for planning and optimization tasks.
  Cause:
  The error is generally caused by one of the following reasons:
  
  Exceeding Matrix Limit: The number of matrices created in the LiveCache exceeds the maximum limit set by the system configuration. Each matrix represents a specific planning scenario or data set, and there is a finite capacity for how many can be active at one time.
  Configuration Issues: Incorrect configuration settings in the APO system can lead to an excessive number of matrices being created or retained.
  Data Model Complexity: Complex data models or planning scenarios that require numerous matrices can lead to this error.
  
  Solution:
  To resolve the MMRP01004 error, consider the following steps:
  
  
  Review Active Matrices: Check the number of active matrices in the LiveCache. You can use transaction codes like /SAPAPO/LC10 to monitor and manage matrices.
  
  
  Delete Unused Matrices: If there are matrices that are no longer needed, delete them to free up space. This can be done through the LiveCache administration tools.
  
  
  Optimize Matrix Usage: Review your planning scenarios and see if you can consolidate matrices or optimize the data model to reduce the number of matrices required.
  
  
  Increase Matrix Limit: If necessary and feasible, consult with your SAP Basis or system administrator to see if the limit for matrices can be increased. This may involve adjusting system parameters or configurations.
  
  
  Check for Updates: Ensure that your SAP system is up to date with the latest support packages and notes, as SAP may have released fixes or enhancements related to matrix handling in LiveCache.
  
  
  Consult SAP Notes: Look for specific SAP Notes related to this error message. SAP often provides detailed guidance and solutions for known issues.
  
  
  Engage SAP Support: If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance. They can provide insights based on your specific system configuration and usage patterns.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as /SAPAPO/LC10 for LiveCache management and /SAPAPO/MC90 for matrix management.
  Documentation: Review SAP documentation on LiveCache and matrix management for best practices and guidelines.
  Performance Monitoring: Regularly monitor the performance and usage of LiveCache to prevent similar issues in the future.
  
  By following these steps, you should be able to address the MMRP01004 error effectively.