Message type: E = Error
Message class:  CNV_10996 - Messages for archive conversion 
Message number: 046
Message text: Note 664551 was implemented. If necessary, check for completeness.
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 CNV_10996046 typically relates to issues encountered during data migration or conversion processes, particularly in the context of SAP's Conversion and Migration tools. The specific error message indicates that there may be a problem with the completeness of the data or the configuration after implementing Note 664551.
Cause: Incomplete Implementation: The note may not have been fully implemented, or there may be additional steps required that were overlooked. Data Inconsistencies: There could be inconsistencies or missing data in the source system that are causing the migration process to fail.
Configuration Issues: The system configuration may not be aligned with the requirements outlined in the note, leading to errors during the conversion process.
Solution: Review Note 664551: Ensure that you have thoroughly reviewed and implemented all the instructions and recommendations provided in Note 664551. This may include specific configuration settings or additional steps that need to be taken. Check for Completeness: Verify that all necessary
 Get instant SAP help. Sign up for our Free Essentials Plan.
Get instant SAP help. Sign up for our Free Essentials Plan. 
CNV_10996045 File &1 is not accessible.
What causes this issue?  The program found that the specified archive file is accessible neither in the file system nor in the storage system.System R...
CNV_10996044 Note 664551 was not implemented.
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
CNV_10996047 File &1 is accessible in storage system. Please make it available!
What causes this issue?  The program found that the specified archive file is accessible only in the storage system.System Response  The system issues...
CNV_10996048 File &1 is not accessible in file system; conversion is possible
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.