Message type: E = Error
Message class:  CNV20551 - message for package 20551 (company code delete) 
Message number: 506
Message text: &1 data records were saved in file &2
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 CNV20551506 typically relates to data conversion or migration processes, particularly when using SAP's Data Migration tools or the SAP S/4HANA Migration Cockpit. This error message indicates that a certain number of data records were saved in a specified file, but it may also imply that there were issues with the data processing or that not all records were processed as expected.
Cause: Data Quality Issues: The records being processed may contain errors or inconsistencies that prevent them from being saved correctly. Mapping Errors: There may be issues with the mapping of fields between the source and target systems, leading to incomplete or incorrect data being saved.
Configuration Issues: The configuration settings for the data migration process may not be set up correctly, leading to unexpected behavior. File Handling Issues: There could be issues related to file permissions, file paths, or file formats that affect the saving of records.
Solution: Check Data Quality: Review
 Get instant SAP help. Sign up for our Free Essentials Plan.
Get instant SAP help. Sign up for our Free Essentials Plan. 
CNV20551505 No entries for package &1 in saved table of conversion rules
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
CNV20551504 &1=&2 is assigned to personnel area &3 (not to be deleted)
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
CNV20551507 Error during download into file &
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
CNV20551508 Predecessor program & in phase Y was not completed correctly
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.