How To Fix RLFW217 - System mode cannot be switched. Enqueue lock failed with rc &1.

RLFW217 - Overview

• Message type: E = Error

• Message class: RLFW - Messages for runlevel framework

• Message number: 217

• Message text: System mode cannot be switched. Enqueue lock failed with rc &1.

Self-Explanatory Message

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RLFW217 - Details

• The SAP error message RLFW217 indicates that the system is unable to switch modes due to an enqueue lock failure. This typically occurs when there is a contention for a resource that is being locked by another process or user, preventing the mode switch from being executed.
  
  Cause:
  
  Enqueue Lock Contention: Another user or process is holding a lock on the resource that is required for the mode switch.
  Long-Running Transactions: A transaction that is taking a long time to complete may be holding onto the lock.
  System 
  Configuration Issues: There may be configuration issues in the SAP system that are causing the enqueue locks to not be released properly.
  Deadlocks: In some cases, a deadlock situation may arise where two or more processes are waiting for each other to release locks.
  
  
  Solution:
  
  
  Identify the Lock:
  
  Use transaction SM12 to check for existing locks. You can filter by user or object to find the specific lock that is