How To Fix CNV402 - Registration for User &1 was changed

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV - Conversion: Messages for Conversion Services (CNCC)

• Message number: 402

• Message text: Registration for User &1 was changed

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV402 - Registration for User &1 was changed ?

  The SAP error message CNV402 ("Registration for User &1 was changed") typically occurs in the context of data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or other data migration tools. This error indicates that the registration status of a user has been modified, which can disrupt ongoing migration activities.
  
  Cause:
  
  
  User Registration Changes: The error usually arises when the registration status of a user involved in the migration process has been altered. This could happen if:
  
  The user was deactivated or deleted.
  The user’s roles or authorizations were modified.
  The migration process is being executed by multiple users, and one of them has changed their registration status.
  
  
  
  Concurrency Issues: If multiple sessions or processes are trying to access or modify the same user registration data simultaneously, it can lead to inconsistencies.
  
  
  System Configuration: There may be issues with the configuration of the migration tools or the underlying system that are causing unexpected