How To Fix CNV20201027 - Error when calculating offsets for &1,NoRg &2,Subobj. &3!! => long text!

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV20201 -

• Message number: 027

• Message text: Error when calculating offsets for &1,NoRg &2,Subobj. &3!! => long text!

What causes this issue?

A reference number range for (&V1&, number=&V2&, subobject=&V3&) is
missing.
The NRIV rename cannot be used for this number range unless this error
is removed!!!

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

System Response

Error message.

How to fix this error?

Maintain the missing number ranges in table NIRIV. After that,
continue with step 'Determine relevant number ranges'.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV20201027 - Error when calculating offsets for &1,NoRg &2,Subobj. &3!! => long text! ?

  The SAP error message CNV20201027 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 indicates that there is a problem with calculating offsets for a specific object or record during the conversion process.
  Cause:
  
  Data Inconsistencies: The error may arise due to inconsistencies or corruption in the source data that is being migrated.
  Configuration Issues: Incorrect configuration settings in the migration tool or the source system can lead to this error.
  Missing Data: Required data fields may be missing or not properly populated in the source system.
  Mapping Errors: Issues with the mapping of fields between the source and target systems can also trigger this error.
  Technical Limitations: There may be limitations in the data structures or the way offsets are calculated in the migration process.
  
  Solution:
  
  Check Source Data: Review the source data for inconsistencies or missing values. Ensure that all required fields are populated correctly.
  Review Configuration: Verify the configuration settings in the migration tool. Ensure that all parameters are set correctly and that the mapping is accurate.
  Consult Long Text: The error message may have a long text that provides additional details. Check the long text for specific information about the error.
  Debugging: If you have access to debugging tools, consider debugging the migration process to identify the exact point of failure.
  SAP Notes: Search for relevant SAP Notes or Knowledge Base Articles (KBAs) that may address this specific error. SAP frequently updates its documentation and provides solutions for known issues.
  Contact SAP Support: If the issue persists, consider reaching out to SAP Support for assistance. Provide them with the error details and any relevant logs or screenshots.
  
  Related Information:
  
  SAP Migration Cockpit: Familiarize yourself with the SAP Migration Cockpit and its functionalities, as well as best practices for data migration.
  Data Quality Checks: Implement data quality checks before migration to minimize the risk of encountering errors during the process.
  Documentation: Review SAP documentation related to the specific migration scenario you are working on, as it may contain valuable insights and troubleshooting steps.
  
  By following these steps, you should be able to identify the root cause of the CNV20201027 error and implement a suitable solution.