How To Fix CNV20201311 - Ext. and int. NoRgs to be merged! Obj. &1,NoRg &2,ref.subobj. &3,year &4

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV20201 -

• Message number: 311

• Message text: Ext. and int. NoRgs to be merged! Obj. &1,NoRg &2,ref.subobj. &3,year &4

What causes this issue?

The indicated number range is defined as external in a subobject, while
the same number range is defined as an internal number range in another
subobject which participates in the merge!

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

System Response

This warning is written to the log.

How to fix this error?

The target number range inherits the external/internal characteristic
of the reference number range (the number range which belongs to the
reference subobject).

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV20201311 - Ext. and int. NoRgs to be merged! Obj. &1,NoRg &2,ref.subobj. &3,year &4 ?

  The SAP error message CNV20201311 indicates that there is an issue with merging external and internal records in a specific object during a data migration or conversion process. This error typically arises in the context of SAP's data migration tools, particularly when using the SAP S/4HANA Migration Cockpit or similar tools.
  Cause:
  The error message CNV20201311 is triggered when the system detects that there are both external and internal records that need to be merged, but there is a conflict or inconsistency in the data. The parameters in the error message provide specific details:
  
  Obj. &1: The object type that is being processed.
  NoRg &2: The record number that is causing the issue.
  ref.subobj. &3: The reference sub-object related to the record.
  year &4: The year associated with the records.
  
  This situation can occur due to:
  
  Duplicate records in the source data.
  Inconsistent data formats or values between external and internal records.
  Missing or incorrect mapping configurations in the migration settings.
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Identify the Records: Use the details provided in the error message to identify the specific records that are causing the issue. Check the object type, record number, reference sub-object, and year.
  
  
  Check for Duplicates: Review the source data for duplicates. Ensure that there are no conflicting records that would prevent the merge from occurring.
  
  
  Data Consistency: Ensure that the data formats and values are consistent between the external and internal records. This may involve cleaning or transforming the data before migration.
  
  
  Mapping Configuration: Review the mapping configuration in the migration tool. Ensure that the mappings for the object and its fields are correctly set up to handle both external and internal records.
  
  
  Consult Documentation: Refer to SAP documentation or notes related to the specific migration tool you are using. There may be additional guidance or known issues related to this error.
  
  
  Testing: After making the necessary adjustments, perform a test migration to see if the error persists. Monitor the logs for any additional errors or warnings.
  
  
  Seek Support: If the issue cannot be resolved, consider reaching out to SAP support or consulting with an SAP expert who has experience with data migration processes.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Migration Cockpit Documentation: Review the official SAP documentation for the Migration Cockpit or the specific tool you are using for data migration.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed.
  
  By following these steps, you should be able to identify and resolve the cause of the CNV20201311 error message in your SAP environment.