How To Fix CNV_MBT_46049 - Illegal node selection mode

CNV_MBT_46049 - Overview

• Message type: E = Error

• Message class: CNV_MBT_46 - PCL message class

• Message number: 049

• Message text: Illegal node selection mode

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.

What else can you do?

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.

CNV_MBT_46049 - Details

• The SAP error message CNV_MBT_46049 with the description "Illegal node selection mode" typically occurs during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or other related tools. This error indicates that there is an issue with the way nodes (data elements or structures) are being selected or processed in the migration framework.
  
  Cause:
  
  Incorrect Node Selection: The error often arises when the migration tool encounters an unexpected or unsupported mode of selecting nodes. This could be due to a misconfiguration in the migration settings or an attempt to select nodes that are not compatible with the current operation.
  Data Model Issues: If the data model being used for migration has inconsistencies or is not aligned with the expected structure, it can lead to this error.
  Version Compatibility: Using an outdated version of the migration tool or the underlying SAP system can also lead to compatibility issues, resulting in this