How To Fix CNV_NCE_BAS044 - &1 &2 Single mapping for &3 results in a gap

CNV_NCE_BAS044 - Overview

• Message type: E = Error

• Message class: CNV_NCE_BAS - Number conversion engine: messages

• Message number: 044

• Message text: &1 &2 Single mapping for &3 results in a gap

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_NCE_BAS044 - Details

• The SAP error message CNV_NCE_BAS044 typically occurs during data migration processes, particularly when using the SAP S/4HANA Migration Cockpit or other data migration tools. This error indicates that there is a gap in the mapping of data, which means that the system has detected that a single mapping for a specific data element results in a gap, potentially leading to data inconsistencies or incomplete data transfer.
  
  Cause:
  The error can be caused by several factors, including:
  
  Inconsistent Data Mapping: The source data may not have a corresponding target mapping, leading to gaps in the data transfer.
  Missing Data: There may be records in the source system that do not have a corresponding entry in the target system.
  Incorrect Configuration: The mapping configuration may not be set up correctly, leading to mismatches between source and target fields.
  Data Transformation Issues: If there are transformation rules applied during the migration, they may not be correctly defined, resulting in