How To Fix CNV_NCE_BAS126 - Subobject value is missing

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_NCE_BAS - Number conversion engine: messages

• Message number: 126

• Message text: Subobject value is missing

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_NCE_BAS126 - Subobject value is missing ?

  The SAP error message CNV_NCE_BAS126 indicates that a subobject value is missing in the context of a data conversion or migration process, typically related to the SAP Landscape Transformation (SLT) or SAP Data Services. This error often arises during the execution of a conversion program or when data is being transferred from one system to another.
  Cause:
  
  Missing Data: The most common cause is that the data being processed does not have a required subobject value. This could be due to incomplete data extraction or transformation.
  Configuration Issues: There may be configuration settings in the conversion program that are not set correctly, leading to missing values.
  Mapping Errors: If there are mapping rules defined for the data conversion, they may not be correctly defined, resulting in missing subobject values.
  Data Integrity Issues: The source data may have integrity issues, such as missing records or incorrect relationships between objects.
  
  Solution:
  
  Check Source Data: Review the source data to ensure that all required fields, including subobject values, are populated. You may need to correct the source data before running the conversion again.
  Review Mapping Rules: Check the mapping rules defined in the conversion program to ensure that they are correctly set up to handle the subobject values.
  Configuration Review: Verify the configuration settings of the conversion program to ensure that all necessary parameters are correctly defined.
  Error Logs: Look at the detailed error logs generated during the conversion process. These logs can provide more context about which specific records are causing the issue.
  Data Validation: Implement data validation checks before running the conversion to catch any missing values early in the process.
  Consult Documentation: Refer to SAP documentation or notes related to the specific conversion program you are using for any additional troubleshooting steps or known issues.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on data conversion issues.
  SAP Community: Engage with the SAP Community forums where other users may have encountered similar issues and can share their solutions.
  Testing: If possible, run the conversion in a test environment to identify and resolve issues without impacting production data.
  
  By following these steps, you should be able to identify the root cause of the CNV_NCE_BAS126 error and implement a solution to resolve it.