How To Fix CNVMBT091 - RFC Destination &1 locked by user &2.

CNVMBT091 - Overview

• Message type: E = Error

• Message class: CNVMBT - Messages for MBT/API/PCL

• Message number: 091

• Message text: RFC Destination &1 locked by user &2.

Self-Explanatory Message

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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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CNVMBT091 - Details

• The SAP error message CNVMBT091 indicates that an RFC (Remote Function Call) destination is locked by a specific user. This typically occurs in the context of data migration or system conversion processes, where RFC connections are used to communicate between different SAP systems or between an SAP system and external systems.
  
  Cause:
  
  User Lock: The RFC destination is locked by a user, which means that the user has an active session or transaction that is preventing other users or processes from accessing that RFC destination.
  Session Timeout: Sometimes, a session may not have been properly closed, leading to a lock on the RFC destination.
  
  Configuration Issues: There may be configuration issues with the RFC destination itself, leading to it being locked.
  
  
  Solution:
  
  Identify the Locking User: Check which user is locking the RFC destination. You can do this by using transaction SM04 (User Overview) or SM12 (Lock Entries) in the SAP GUI.
  Terminate the Session: If the