How To Fix NSDM_MM_MIG105 - Warning MSEG &1 &2 &3: KALNR could not be determined

SAP Error Message - Details

• Message type: E = Error

• Message class: NSDM_MM_MIG - MM-IM: Messages for Migration

• Message number: 105

• Message text: Warning MSEG &1 &2 &3: KALNR could not be determined

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message NSDM_MM_MIG105 - Warning MSEG &1 &2 &3: KALNR could not be determined ?

  The SAP error message NSDM_MM_MIG105 with the warning MSEG &1 &2 &3: KALNR could not be determined typically occurs during the migration or data transfer processes in SAP, particularly when dealing with material documents (MSEG table). The KALNR field refers to the "Document Number" in the context of material documents.
  Cause:
  The warning indicates that the system was unable to determine the KALNR (Document Number) for the specified material document entries. This can happen due to several reasons, including:
  
  Missing Data: The required data for the KALNR field is missing in the source data or during the migration process.
  Incorrect Mapping: The mapping of fields during the migration might not be set up correctly, leading to the inability to derive the KALNR.
  Data Inconsistencies: There may be inconsistencies in the data that prevent the system from determining the document number.
  Configuration Issues: There could be configuration issues in the system that affect how document numbers are generated or retrieved.
  
  Solution:
  To resolve this warning, you can take the following steps:
  
  Check Source Data: Verify the source data for completeness and correctness. Ensure that all necessary fields, including those related to KALNR, are populated.
  Review Migration Mapping: If you are using a migration tool (like SAP S/4HANA Migration Cockpit), review the mapping configuration to ensure that the KALNR field is correctly mapped to the corresponding source field.
  Data Validation: Perform data validation checks to identify any inconsistencies or missing entries in the material documents that could lead to this warning.
  Consult Documentation: Refer to SAP documentation or notes related to the specific migration process you are using. There may be specific guidelines or known issues related to KALNR determination.
  Debugging: If you have access to development tools, consider debugging the migration process to identify where the KALNR is expected to be populated and why it is not being set.
  SAP Support: If the issue persists, consider reaching out to SAP support for assistance. They may provide insights or patches if this is a known issue.
  
  Related Information:
  
  MSEG Table: This table contains material document data, including movement types, quantities, and document numbers.
  KALNR Field: This field is crucial for identifying and linking material documents in SAP.
  Migration Tools: Familiarize yourself with the tools and methodologies used for data migration in SAP, such as the SAP S/4HANA Migration Cockpit or LSMW (Legacy System Migration Workbench).
  SAP Notes: Check for any relevant SAP Notes that might address this specific warning or provide additional context.
  
  By following these steps, you should be able to identify the root cause of the warning and implement a solution to resolve it.