How To Fix CNV_NCE_BAS027 - &1 &2 New temporary interval &3 (&4)

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_NCE_BAS - Number conversion engine: messages

• Message number: 027

• Message text: &1 &2 New temporary interval &3 (&4)

What causes this issue?

During database analysis of number range intervals there were found some
numbers that do not belong to any existing interval. These numbers
should be taken into account while creating number range mappings.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

A new number range interval has been automatically created and assigned
to the found numbers. This interval is temporary and exists only in NCE
internal tables. It will not be created in a standard customizing.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_NCE_BAS027 - &1 &2 New temporary interval &3 (&4) ?

  The SAP error message CNV_NCE_BAS027 typically relates to issues encountered during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or similar tools. This error message indicates that there is a problem with the temporary intervals being used in the conversion process.
  Cause:
  The error message CNV_NCE_BAS027 can be caused by several factors, including:
  
  Data Overlap: The temporary intervals defined for the data migration might overlap with existing intervals, leading to conflicts.
  Incorrect Configuration: The configuration settings for the migration might not be set correctly, causing the system to generate invalid intervals.
  Data Volume: Large volumes of data being processed at once can lead to issues with interval management.
  System Performance: Performance issues in the SAP system can also lead to problems with managing temporary intervals.
  
  Solution:
  To resolve the CNV_NCE_BAS027 error, you can try the following steps:
  
  Check Interval Configuration: Review the configuration settings for the temporary intervals. Ensure that they do not overlap with existing intervals and are set correctly.
  Adjust Data Volume: If you are processing a large volume of data, consider breaking it down into smaller batches to avoid overwhelming the system.
  Monitor System Performance: Check the performance of the SAP system during the migration process. If the system is under heavy load, consider scheduling the migration during off-peak hours.
  Review Logs: Look at the detailed logs generated during the migration process to identify any specific issues or conflicts that may be causing the error.
  Consult Documentation: Refer to the official SAP documentation for the migration tool you are using. There may be specific guidelines or troubleshooting steps related to this error message.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error message or provide additional guidance.
  
  Related Information:
  
  SAP Migration Cockpit: This tool is commonly used for data migration to SAP S/4HANA. Familiarize yourself with its functionalities and best practices.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  SAP Support: If the issue persists, consider reaching out to SAP Support for assistance, providing them with detailed information about the error and the context in which it occurred.
  
  By following these steps, you should be able to identify the root cause of the CNV_NCE_BAS027 error and implement a suitable solution.