Message type: E = Error
Message class:  CNV20201 -  
Message number: 309
Message text: __NRIV: No.range =&1, max. number in &2: &3
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The SAP error message CNV20201309 __NRIV: No.range =&1, max. number in &2: &3 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 number ranges in the system.
Cause: Missing Number Range: The specified number range (&1) does not exist in the system. Exceeding Maximum Value: The number being processed exceeds the maximum value defined for the number range in question (&3).
Configuration Issues: There may be configuration issues related to number ranges in the relevant application area.
Solution: Check Number Range Configuration: Go to the transaction code SNRO (Number Range Objects). Check if the number range object associated with the error is correctly defined and active. Ensure that the number range interval is set up properly and that it includes the necessary ranges. Create or Adjust Number Range: If the number range does not exist, create it using the appropriate transaction (e.g.,
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