How To Fix CNV_MBT_46361 - There should be only one main header table

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_MBT_46 - PCL message class

• Message number: 361

• Message text: There should be only one main header table

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.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_MBT_46361 - There should be only one main header table ?

  The SAP error message CNV_MBT_46361 indicates that there is an issue with the data migration process, specifically related to the main header table in a migration project. This error typically arises when the system detects that there are multiple main header tables present when it expects only one.
  Cause:
  
  Multiple Main Header Tables: The primary cause of this error is that the migration process has identified more than one main header table in the data being processed. This can happen if the data model is incorrectly defined or if there are inconsistencies in the data being migrated.
  Configuration Issues: There may be configuration issues in the migration settings that lead to the system interpreting multiple tables as main headers.
  Data Quality Issues: The data being migrated may have duplicates or inconsistencies that cause the system to misinterpret the structure.
  
  Solution:
  
  Review Data Model: Check the data model to ensure that there is only one main header table defined. This may involve reviewing the migration settings and ensuring that the correct tables are being referenced.
  Data Cleanup: Perform a data cleanup to remove any duplicate or unnecessary entries that may be causing the confusion. Ensure that the data adheres to the expected structure.
  Configuration Check: Verify the configuration settings for the migration project. Ensure that the settings are correctly pointing to the intended main header table.
  Consult Documentation: Refer to the SAP documentation related to the specific migration tool or process you are using. There may be specific guidelines or requirements that need to be followed.
  Testing: After making the necessary adjustments, run a test migration to ensure that the error does not occur again.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on resolving it.
  Migration Tools: Familiarize yourself with the specific migration tools being used (e.g., SAP S/4HANA Migration Cockpit, SAP Data Services) as they may have specific requirements or configurations.
  Community Forums: Engage with SAP community forums or support channels where other users may have encountered and resolved similar issues.
  
  If the problem persists after following these steps, it may be beneficial to reach out to SAP support for further assistance.