How To Fix CNV20600006 - Check mapping of company codes for number assignment:

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV20600 - message class for package 20600

• Message number: 006

• Message text: Check mapping of company codes for number assignment:

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV20600006 - Check mapping of company codes for number assignment: ?

  The SAP error message CNV20600006, which states "Check mapping of company codes for number assignment," typically occurs during data migration or conversion processes, particularly when using SAP's tools for data transfer or system conversion. This error indicates that there is an issue with the mapping of company codes in relation to number assignment, which is crucial for ensuring that data is correctly assigned to the appropriate company codes in the system.
  Cause:
  
  Incorrect Mapping: The mapping of company codes may not be correctly defined in the migration or conversion tool. This could be due to missing entries or incorrect configurations.
  Duplicate Number Ranges: There may be overlapping or duplicate number ranges assigned to different company codes, leading to conflicts during data assignment.
  Configuration Issues: The number assignment configuration in the SAP system may not be set up correctly, leading to inconsistencies.
  Missing Company Codes: The company codes that are referenced in the mapping may not exist in the target system.
  
  Solution:
  
  
  Check Mapping Configuration:
  
  Go to the relevant transaction or tool where the mapping is defined (e.g., transaction code CNV_MBT).
  Verify that all company codes are correctly mapped and that there are no missing entries.
  
  
  
  Review Number Ranges:
  
  Check the number range configuration for the company codes involved. Ensure that each company code has a unique number range assigned.
  You can do this by navigating to the number range configuration in the SAP system (transaction code SNRO).
  
  
  
  Adjust Company Code Settings:
  
  Ensure that all company codes referenced in the mapping exist in the target system.
  If necessary, create any missing company codes or adjust the mapping to point to existing ones.
  
  
  
  Consult Documentation:
  
  Review any relevant SAP documentation or notes related to the specific migration or conversion process you are undertaking. SAP Notes may provide additional insights or solutions for this error.
  
  
  
  Testing:
  
  After making the necessary adjustments, perform a test run of the migration or conversion process to ensure that the error does not reoccur.
  
  
  
  Related Information:
  
  SAP Notes: Check for any SAP Notes related to the CNV20600006 error for specific guidance or patches that may address the issue.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CNV_MBT (for mapping) and SNRO (for number range management).
  Data Migration Tools: If you are using specific SAP data migration tools (like SAP S/4HANA Migration Cockpit), refer to their documentation for best practices and troubleshooting steps.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP Basis or functional team, or reach out to SAP support for further assistance.