How To Fix CNV20551520 - Unlock not possible for PerNo &1.

CNV20551520 - Overview

• Message type: E = Error

• Message class: CNV20551 - message for package 20551 (company code delete)

• Message number: 520

• Message text: Unlock not possible for PerNo &1.

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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CNV20551520 - Details

• The SAP error message CNV20551520 "Unlock not possible for PerNo &1" typically occurs in the context of data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or similar tools. This error indicates that the system is unable to unlock a personnel number (PerNo) for processing, which can hinder data migration activities.
  Causes:
  
  Locked Personnel Number: The personnel number you are trying to unlock is currently locked by another process or user.
  Authorization Issues: The user executing the operation may not have the necessary authorizations to unlock the personnel number.
  Data Consistency Issues: There may be inconsistencies in the data that prevent the unlocking process.
  Technical Issues: There could be underlying technical issues in the SAP system that are causing the unlock operation to fail.
  
  Solutions:
  
  Check Lock Status: Use transaction code SM12 to check if the personnel number is locked. If it is, identify the user or process that has locked it and