How To Fix CNV_NCE_BAS026 - Unable to generate temporary interval number for subobject &1, year &2

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_NCE_BAS - Number conversion engine: messages

• Message number: 026

• Message text: Unable to generate temporary interval number for subobject &1, year &2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_NCE_BAS026 - Unable to generate temporary interval number for subobject &1, year &2 ?

  The SAP error message CNV_NCE_BAS026 indicates that the system is unable to generate a temporary interval number for a specific subobject and year during a data conversion or migration process. This error typically arises in the context of SAP's data migration tools, particularly when using the SAP S/4HANA Migration Cockpit or other conversion tools.
  Cause:
  
  Data Consistency Issues: There may be inconsistencies in the data that prevent the generation of a temporary interval number. This could be due to missing or incorrect entries in the relevant tables.
  Configuration Issues: The configuration settings for the subobject or the year in question may not be set up correctly, leading to the inability to generate the required interval number.
  Technical Limitations: There may be technical limitations or restrictions in the system that prevent the generation of the interval number, such as exceeding a certain limit or encountering a locked object.
  Missing Authorizations: The user executing the migration may not have the necessary authorizations to perform the operation, leading to this error.
  
  Solution:
  
  Check Data Consistency: Review the data for the specified subobject and year to ensure that all required entries are present and correct. Look for any missing or invalid data that could be causing the issue.
  Review Configuration Settings: Verify the configuration settings related to the subobject and year. Ensure that all necessary parameters are correctly defined in the system.
  Check for Locks: Investigate if there are any locks on the relevant objects that could be preventing the generation of the interval number. You can use transaction codes like SM12 to check for locks.
  User Authorizations: Ensure that the user executing the migration has the necessary authorizations to perform the operation. You may need to consult with your SAP security team to verify this.
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error. There may be patches or updates available that resolve the issue.
  Debugging: If the issue persists, consider enabling debugging to trace the execution flow and identify the exact point of failure. This may require assistance from a technical consultant.
  
  Related Information:
  
  SAP Notes: Search for SAP Notes related to the error message CNV_NCE_BAS026 for specific guidance or patches.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  Documentation: Review the official SAP documentation for the data migration tool you are using to ensure that you are following the correct procedures and best practices.
  
  If the problem continues after trying the above solutions, it may be beneficial to reach out to SAP Support for further assistance.