How To Fix MMRP01097 - Duplicate key in LiveCache (internal error)

SAP Error Message - Details

• Message type: E = Error

• Message class: MMRP01 - Rapid Planning Matrix

• Message number: 097

• Message text: Duplicate key in LiveCache (internal error)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message MMRP01097 - Duplicate key in LiveCache (internal error) ?

  The SAP error message MMRP01097, which indicates a "Duplicate key in LiveCache (internal error)," typically arises in the context of SAP's LiveCache technology, which is used for managing large volumes of data in real-time applications, particularly in logistics and supply chain management.
  Cause:
  The error is generally caused by an attempt to insert or update a record in LiveCache that violates the uniqueness constraint of a key. This can happen due to:
  
  Data Integrity Issues: There may be duplicate entries in the data being processed, leading to conflicts when the system tries to insert or update records in LiveCache.
  Concurrency Issues: Multiple processes or transactions may be trying to modify the same data simultaneously, resulting in a race condition.
  Configuration Errors: Incorrect configuration settings in the LiveCache or related SAP modules can lead to unexpected behavior.
  Corrupted Data: Data corruption in the LiveCache can also lead to this error.
  
  Solution:
  To resolve the MMRP01097 error, you can take the following steps:
  
  
  Check for Duplicates: Review the data being processed to identify any duplicate entries. You can use SQL queries or SAP transaction codes to check for duplicates in the relevant tables.
  
  
  Data Consistency Check: Use transaction codes like /SAPAPO/LC10 (for LiveCache) to perform consistency checks and ensure that the data in LiveCache is consistent with the data in the database.
  
  
  Clear Locks: If the error is due to concurrency issues, check for any locks on the data and clear them if necessary. You can use transaction code SM12 to view and delete locks.
  
  
  Reprocess the Data: After resolving any duplicates or inconsistencies, reprocess the data that triggered the error.
  
  
  Check Configuration: Review the configuration settings for LiveCache and related modules to ensure they are set up correctly.
  
  
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes or patches that may address this specific error.
  
  
  Contact SAP Support: If the issue persists after trying the above steps, consider reaching out to SAP Support for further assistance. Provide them with detailed information about the error, including any relevant logs or transaction details.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as /SAPAPO/LC10, /SAPAPO/LC11, and others that are used for managing LiveCache.
  SAP Documentation: Review SAP documentation related to LiveCache and data management for best practices and troubleshooting tips.
  Performance Monitoring: Regularly monitor the performance and health of your LiveCache to prevent issues from arising in the future.
  
  By following these steps, you should be able to identify and resolve the underlying cause of the MMRP01097 error in your SAP system.