How To Fix MMRP01029 - Lock request in liveCache has timed out

MMRP01029 - Overview

• Message type: E = Error

• Message class: MMRP01 - Rapid Planning Matrix

• Message number: 029

• Message text: Lock request in liveCache has timed out

What causes this issue?

The RPM is blocked by another process at the moment.

System Response

The system does not allow the requested operation.

How to fix this error?

Try again later.

Error message extract from SAP system. Copyright SAP SE.

MMRP01029 - Details

• The SAP error message MMRP01029 indicates that a lock request in LiveCache has timed out. This typically occurs in scenarios where the system is trying to access or modify data in LiveCache, but the operation cannot be completed within the expected time frame due to contention or other issues.
  Causes:
  
  High Load on LiveCache: If there are too many concurrent requests or transactions trying to access the LiveCache, it can lead to timeouts.
  Long-Running Transactions: If a transaction takes too long to complete, it can hold locks for an extended period, causing other requests to time out.
  Deadlocks: Situations where two or more transactions are waiting for each other to release locks can lead to timeouts.
  Network Issues: Connectivity problems between the application server and the LiveCache can also result in timeouts.
  
  Configuration Issues: Incorrect configuration settings for LiveCache or the underlying database can lead to performance issues.
  
  Solutions:
  
  Analyze Lock Situations: Use transaction codes like SM12 to