How To Fix CNV_IUUC_REPL_UI016 - Source system used by another configuration

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_IUUC_REPL_UI - IUUC replication messages related to UI

• Message number: 016

• Message text: Source system used by another configuration

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_IUUC_REPL_UI016 - Source system used by another configuration ?

  The SAP error message CNV_IUUC_REPL_UI016 typically indicates that the source system you are trying to use is already being utilized by another configuration in the SAP Landscape Transformation (SLT) replication setup. This can occur when multiple configurations are trying to access the same source system, which is not allowed.
  Cause:
  
  Multiple Configurations: The source system is already configured for replication in another SLT configuration.
  Incorrect Configuration: There may be a misconfiguration or an attempt to set up a new replication configuration using an existing source system.
  System Lock: The source system might be locked or in use by another process or user.
  
  Solution:
  
  
  Check Existing Configurations:
  
  Use transaction code LTRC (SLT Configuration) to check the existing configurations and see if the source system is already in use.
  Identify the configuration that is using the source system and determine if it can be modified or if a new source system is needed.
  
  
  
  Modify or Delete Existing Configuration:
  
  If the existing configuration is no longer needed, you can delete it to free up the source system.
  If you need to keep the existing configuration, consider using a different source system for your new configuration.
  
  
  
  Consult Documentation:
  
  Review the SAP documentation for SLT to ensure that you are following the correct procedures for setting up configurations.
  
  
  
  Contact SAP Support:
  
  If you are unable to resolve the issue, consider reaching out to SAP support for assistance. They can provide guidance based on your specific system setup and requirements.
  
  
  
  Related Information:
  
  Transaction Codes:
  
  LTRC: SLT Configuration Overview
  LTMC: Migration Cockpit for data migration tasks
  
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  SLT Documentation: Review the official SAP Help Portal for detailed information on SLT configurations and best practices.
  
  By following these steps, you should be able to resolve the CNV_IUUC_REPL_UI016 error and successfully configure your SLT replication setup.