Message type: E = Error
Message class:  CNV20551 - message for package 20551 (company code delete) 
Message number: 639
Message text: Human resources data for deletion was not yet confirmed
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.
First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).
Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.
You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.
The SAP error message CNV20551639, which states "Human resources data for deletion was not yet confirmed," typically occurs during data migration or data deletion processes in SAP systems, particularly in the context of Human Resources (HR) data management. This error indicates that there are pending confirmations for the deletion of HR data, which must be addressed before the deletion can be finalized.
Cause: Pending Confirmation: The error usually arises when there are HR data records that have been marked for deletion but have not yet been confirmed in the system. Data Migration Process: If you are using a data migration tool (like SAP S/4HANA Migration Cockpit or other data migration tools), the process may require confirmation steps that have not been completed. Authorization Issues: Sometimes, the user may not have the necessary authorizations to confirm the deletion of HR data. System Configuration: There may be specific configurations or settings in the system that prevent the
 Get instant SAP help. Sign up for our Free Essentials Plan.
Get instant SAP help. Sign up for our Free Essentials Plan. 
CNV20551638 Master data for deletion was not yet confirmed
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
CNV20551637 Separate determination of &1 not possible! Determination of &2 not done!
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
CNV20551640 Relevant material numbers must be determined before material classes
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
CNV20551641 Relevant sales offices must be determined before sales groups
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
Click on this link to search all SAP messages.