How To Fix CNV_20800035 - Check customer numbers against number range intervals:

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_20800 - Message class for CNV_20800

• Message number: 035

• Message text: Check customer numbers against number range intervals:

What causes this issue?

The target customer numbers must lie in the existing number range
intervals. If the target customer numbers lie outside the existing
number ranges and are part of the mapping, you will get an error message
else a warning message.

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

System Response

How to fix this error?

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_20800035 - Check customer numbers against number range intervals: ?

  The SAP error message CNV_20800035 typically occurs during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or similar tools. This error indicates that there is an issue with customer numbers not aligning with the defined number range intervals in the system.
  Cause:
  The error arises when the customer numbers being imported or processed do not fall within the valid number range intervals defined in the SAP system. This can happen due to several reasons:
  
  Incorrect Number Range Configuration: The number range intervals for customer numbers may not be set up correctly in the system.
  Data Issues: The data being migrated may contain customer numbers that are outside the defined ranges.
  Missing Number Ranges: The required number ranges for the customer numbers may not exist or may not be active.
  
  Solution:
  To resolve the error CNV_20800035, you can follow these steps:
  
  
  Check Number Range Intervals:
  
  Go to the transaction code SNRO (Number Range Objects).
  Look for the number range object related to customer numbers (usually KNA1 for general customer data).
  Verify that the number range intervals are correctly defined and active.
  
  
  
  Adjust Data:
  
  Review the data you are trying to import. Ensure that all customer numbers fall within the defined number range intervals.
  If necessary, modify the data to ensure compliance with the number range settings.
  
  
  
  Create or Modify Number Ranges:
  
  If the required number ranges do not exist, you may need to create new number ranges or modify existing ones.
  Use transaction code OBAS to create or adjust number ranges for customer accounts.
  
  
  
  Test Migration:
  
  After making the necessary adjustments, re-run the migration process to see if the error persists.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or notes related to data migration and number range management for additional guidance.
  
  
  
  Related Information:
  
  Transaction Codes:
  
  SNRO: Number Range Object Maintenance
  OBAS: Maintain Number Ranges for Customers
  
  
  SAP Notes: Check for any relevant SAP Notes that may provide additional insights or solutions related to this error.
  Data Migration Tools: Familiarize yourself with the specific data migration tools and their configurations, as they may have specific requirements for number ranges.
  
  By following these steps, you should be able to identify and resolve the issue causing the CNV_20800035 error in your SAP system.