How To Fix CNV_MBT_46043 - Adding column limit exceeded

CNV_MBT_46043 - Overview

• Message type: E = Error

• Message class: CNV_MBT_46 - PCL message class

• Message number: 043

• Message text: Adding column limit exceeded

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_46043 - Details

• The SAP error message CNV_MBT_46043 with the description "Adding column limit exceeded" typically occurs during data migration or transformation processes, particularly when using the SAP S/4HANA Migration Cockpit or other data migration tools. This error indicates that the number of columns being added to a table exceeds the allowed limit.
  
  Cause:
  
  Column Limit Exceeded: Each database table has a maximum number of columns it can contain. In SAP HANA, this limit is generally 1,024 columns per table. If your migration or transformation process attempts to add more columns than this limit, you will encounter this error.
  Data Model Design: The data model being used may not be optimized, leading to an excessive number of columns in a single table.
  Incorrect Mapping: During the data migration process, the mapping of source fields to target fields may have been incorrectly configured, resulting in an attempt to add too many columns.
  
  
  Solution:
  
  Review Data Model: Analyze the data model