How To Fix DG451 - More than one dangerous goods master record was found

SAP Error Message - Details

• Message type: E = Error

• Message class: DG - DG: Messages for Dangerous Goods Management

• Message number: 451

• Message text: More than one dangerous goods master record was found

What causes this issue?

The system could not determine a unique dangerous goods master record to
be checked, as non-distinct validity areas have been specified for a
material and dangerous goods regulation.

System Response

The system terminates the dangerous goods check and writes a
corresponding message to the log.

How to fix this error?

Call the IMG activity <LS>Specify Dangerous Goods Regulations</>.
Check the dangerous goods regulations for overlapping validity areas.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message DG451 - More than one dangerous goods master record was found ?

  The SAP error message DG451 ("More than one dangerous goods master record was found") typically occurs in the context of handling dangerous goods in SAP systems, particularly when trying to process or manage materials that are classified as dangerous goods. This error indicates that the system has found multiple dangerous goods master records for a single material, which creates ambiguity in processing.
  Cause:
  
  Duplicate Records: The most common cause of this error is the existence of multiple dangerous goods master records for the same material number. This can happen due to data entry errors, system migrations, or incorrect data maintenance.
  Different Validity Periods: There may be multiple records that are valid for different periods, leading to confusion in which record should be used.
  Different Organizational Levels: Dangerous goods records may be created at different organizational levels (e.g., plant-specific, company code-specific) which can lead to multiple records being found.
  
  Solution:
  
  Identify Duplicate Records: Use transaction codes like DG03 (Display Dangerous Goods Master) to check for existing dangerous goods master records for the material in question. Look for duplicates and assess their validity.
  Consolidate Records: If duplicates are found, determine which record is the correct one to keep. You may need to consolidate the information from the duplicates into a single record.
  Delete or Archive Unnecessary Records: Once you have identified the correct record, you can delete or archive the unnecessary duplicates to prevent future confusion.
  Data Maintenance: Ensure that proper data maintenance practices are followed to avoid the creation of duplicate records in the future. This may include setting up validation rules or processes for creating dangerous goods master records.
  Consult Documentation: Review SAP documentation or consult with your SAP support team for specific steps related to your version of SAP, as the process may vary slightly.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as DG01 (Create Dangerous Goods Master), DG02 (Change Dangerous Goods Master), and DG03 (Display Dangerous Goods Master).
  User Roles and Authorizations: Ensure that users have the appropriate roles and authorizations to create and manage dangerous goods records.
  Training: Provide training for users involved in the handling of dangerous goods to minimize errors in data entry and maintenance.
  SAP Notes: Check for any relevant SAP Notes that may address known issues or provide additional guidance on handling dangerous goods records.
  
  By following these steps, you should be able to resolve the DG451 error and ensure that your dangerous goods records are properly maintained.