How To Fix CNV20201421 - &1,&2,&3: no associated number range found

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV20201 -

• Message number: 421

• Message text: &1,&2,&3: no associated number range found

What causes this issue?

This (document) number does not belong to any of the number range
intervals (&V1&, &V2&, &V3&) defined in table NRIV for this number
range object.

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

System Response

According to the standard rules, this (document) number is not
converted.

How to fix this error?

If this (document) number is to be converted, the respective rule must
be defined in IMG step 'Maintain conversion rules for number ranges'.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV20201421 - &1,&2,&3: no associated number range found ?

  The SAP error message CNV20201421 indicates that there is no associated number range found for the specified object or entity in the system. This error typically arises during data migration or conversion processes, particularly when using SAP's data migration tools.
  Cause:
  
  Missing Number Range: The primary cause of this error is that the system is trying to access a number range that has not been defined or is not active for the specified object.
  Configuration Issues: There may be configuration issues in the number range settings for the relevant object type.
  Data Migration Settings: If you are using a migration tool, the settings may not be correctly configured to point to the appropriate number range.
  Authorization Issues: Sometimes, the user executing the transaction may not have the necessary authorizations to access the number range.
  
  Solution:
  
  
  Check Number Range Configuration:
  
  Go to the transaction code SNRO (Number Range Objects).
  Check if the number range object related to the error is defined and active.
  If it is not defined, you will need to create a new number range or activate an existing one.
  
  
  
  Define Number Ranges:
  
  If the number range does not exist, you can create it by:
  
  Selecting the appropriate number range object.
  Defining the intervals and ensuring they are active.
  
  
  
  
  
  Review Migration Settings:
  
  If you are using a migration tool, review the settings to ensure that the correct number range is being referenced.
  Make sure that the mapping of the data to the number range is correctly set up.
  
  
  
  Check Authorizations:
  
  Ensure that the user executing the transaction has the necessary authorizations to access and use the number range.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or notes related to the specific migration or conversion process you are using for additional guidance.
  
  
  
  Testing:
  
  After making the necessary changes, perform a test run to ensure that the error is resolved.
  
  
  
  Related Information:
  
  Transaction Codes: 
  
  SNRO: To manage number range objects.
  SNUM: To display number ranges.
  
  
  SAP Notes: Check for any relevant SAP Notes that may provide additional insights or solutions related to this error.
  Support: If the issue persists after following the above steps, consider reaching out to SAP support for further assistance.
  
  By following these steps, you should be able to resolve the error CNV20201421 and ensure that the necessary number ranges are correctly configured in your SAP system.