How To Fix CNV_IUUC_REPL_ADV_SE120 - Switch to change mode

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_IUUC_REPL_ADV_SE - MEssage class for package CNV_IUUC_REPL_ADV_SETTINGS

• Message number: 120

• Message text: Switch to change mode

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_IUUC_REPL_ADV_SE120 - Switch to change mode ?

  The SAP error message CNV_IUUC_REPL_ADV_SE120 typically occurs during the data migration process, particularly when using the SAP Landscape Transformation (SLT) replication or during the execution of the SAP S/4HANA migration cockpit. This error indicates that the system is not in the correct mode to perform the requested operation, specifically that it needs to switch to "change mode."
  Cause:
  The error is generally caused by one of the following reasons:
  
  Incorrect Mode: The system is currently in a mode that does not allow for changes, such as display mode or a mode that is not suitable for the operation being attempted.
  Configuration Issues: There may be configuration settings that prevent the system from switching to change mode.
  User Permissions: The user executing the operation may not have the necessary permissions to switch modes or perform the required actions.
  
  Solution:
  To resolve the CNV_IUUC_REPL_ADV_SE120 error, you can take the following steps:
  
  
  Switch to Change Mode:
  
  Ensure that you are in the correct transaction or program that allows you to switch to change mode. Look for options in the menu or toolbar that allow you to change the mode.
  If you are using a specific transaction code, check if there is a corresponding change mode transaction code.
  
  
  
  Check User Permissions:
  
  Verify that your user account has the necessary authorizations to perform the operation. You may need to consult with your SAP security team to ensure you have the right roles assigned.
  
  
  
  Review Configuration Settings:
  
  Check the configuration settings related to the SLT or the migration cockpit. Ensure that all necessary settings are correctly configured to allow for data changes.
  
  
  
  Consult Documentation:
  
  Refer to the official SAP documentation or notes related to the specific error message. SAP Notes may provide additional insights or patches that can resolve the issue.
  
  
  
  System Logs:
  
  Review system logs (transaction SLG1) for any additional error messages or warnings that may provide more context about the issue.
  
  
  
  Contact SAP Support:
  
  If the issue persists after trying the above steps, consider reaching out to SAP Support for further assistance. Provide them with the error message details and any relevant logs.
  
  
  
  Related Information:
  
  SAP Notes: Search for relevant SAP Notes that may address this specific error or provide guidance on similar issues.
  SLT Documentation: Review the SAP Landscape Transformation documentation for best practices and troubleshooting steps.
  User Forums: Check SAP Community forums or other user groups for discussions related to this error, as other users may have encountered and resolved similar issues.
  
  By following these steps, you should be able to address the CNV_IUUC_REPL_ADV_SE120 error and successfully switch to change mode for your operations.