How To Fix CNV_OR_RN015 - Header table &1, maximum value of field &2 is '&3', nr status is '&4'

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_OR_RN - Renumbering: Message Class

• Message number: 015

• Message text: Header table &1, maximum value of field &2 is '&3', nr status is '&4'

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_OR_RN015 - Header table &1, maximum value of field &2 is '&3', nr status is '&4' ?

  The SAP error message CNV_OR_RN015 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 a value being processed exceeds the maximum allowable limit for a specific field in a header table.
  Cause:
  The error message CNV_OR_RN015 is triggered when:
  
  A value being inserted or updated in a header table exceeds the defined maximum length or value for a specific field.
  The field in question (denoted by &2) has a maximum value of &3, and the current value being processed exceeds this limit.
  The nr status (&4) indicates the current status of the record being processed, which may provide additional context for troubleshooting.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Identify the Field and Table:
  
  Check the error message for the specific header table (&1) and field (&2) that is causing the issue.
  Look up the data dictionary (transaction SE11) to find the maximum length or value constraints for the field.
  
  
  
  Review the Data:
  
  Examine the data being migrated or converted to identify the specific record(s) that are causing the issue.
  Ensure that the values being inserted or updated comply with the defined limits.
  
  
  
  Adjust the Data:
  
  If possible, modify the data to ensure that it fits within the allowed limits. This may involve truncating strings, rounding numbers, or changing values to acceptable ranges.
  
  
  
  Check Mapping and Transformation Rules:
  
  If you are using a data migration tool, review the mapping and transformation rules to ensure that they are correctly configured to handle the data without exceeding limits.
  
  
  
  Test the Migration:
  
  After making adjustments, re-run the migration process to see if the error persists.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or notes related to the specific migration tool you are using for any additional guidance or known issues.
  
  
  
  Related Information:
  
  Transaction Codes: You may want to use transaction codes like SE11 (Data Dictionary), SE16 (Data Browser), or ST22 (Dump Analysis) to investigate further.
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional context.
  Migration Cockpit: If you are using the SAP S/4HANA Migration Cockpit, review the migration object documentation for specific details on field constraints.
  
  By following these steps, you should be able to identify the root cause of the CNV_OR_RN015 error and implement a solution to resolve it.