How To Fix CNV_DMC_SIN191 - Failed to read header material BOM via Material &1 Plant &2 BOM usage &3

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_DMC_SIN - Messages for s-innovations migration

• Message number: 191

• Message text: Failed to read header material BOM via Material &1 Plant &2 BOM usage &3

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_DMC_SIN191 - Failed to read header material BOM via Material &1 Plant &2 BOM usage &3 ?

  The SAP error message CNV_DMC_SIN191 indicates that there was a failure in reading the header of a Bill of Materials (BOM) for a specific material in a given plant and BOM usage. This error typically arises during data migration or conversion processes, particularly when using the SAP Data Migration Cockpit or similar tools.
  Causes:
  
  Missing BOM Data: The specified material, plant, or BOM usage may not have an associated BOM in the system.
  Incorrect Configuration: The BOM usage or plant may not be correctly configured in the system.
  Authorization Issues: The user executing the operation may not have the necessary authorizations to access BOM data.
  Data Inconsistencies: There may be inconsistencies or corruption in the BOM data in the database.
  Technical Issues: There could be underlying technical issues, such as database connectivity problems or issues with the migration tool itself.
  
  Solutions:
  
  Check BOM Existence: Verify that the BOM exists for the specified material, plant, and BOM usage. You can do this by using transaction code CS03 (Display BOM) in SAP.
  Review Configuration: Ensure that the BOM usage and plant are correctly set up in the system. Check the configuration settings for BOMs in the relevant customizing transactions.
  User Authorizations: Confirm that the user has the necessary authorizations to access BOM data. You may need to consult with your SAP security team to review and adjust user roles.
  Data Consistency Check: Run consistency checks on the BOM data to identify and resolve any inconsistencies. You can use transaction CS15 (BOM Level Structure) to analyze BOMs.
  Check Logs: Review the logs generated during the migration process for any additional error messages or warnings that could provide more context on the issue.
  Technical Support: If the issue persists, consider reaching out to SAP support or your internal IT team for further assistance, especially if it appears to be a technical issue.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CS01 (Create BOM), CS02 (Change BOM), and CS03 (Display BOM) for managing BOMs.
  SAP Notes: Check for any relevant SAP Notes that may address known issues related to BOM processing or the specific error message.
  Documentation: Review SAP documentation related to BOM management and data migration for best practices and troubleshooting steps.
  
  By following these steps, you should be able to identify the root cause of the error and implement a suitable solution.