How To Fix /SCWM/MIGRATION_CUST420 - Stock type groups cannot be assigned to stock types

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCWM/MIGRATION_CUST -

• Message number: 420

• Message text: Stock type groups cannot be assigned to stock types

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SCWM/MIGRATION_CUST420 - Stock type groups cannot be assigned to stock types ?

  The SAP error message /SCWM/MIGRATION_CUST420 indicates that there is an issue with the assignment of stock type groups to stock types in the SAP Extended Warehouse Management (EWM) system. This error typically arises during the migration or configuration process when the system is unable to properly link stock type groups to their corresponding stock types.
  Cause:
  
  Configuration Issues: The stock type groups may not be properly defined or configured in the system. This can happen if the necessary customizing settings have not been completed.
  Inconsistent Data: There may be inconsistencies in the data related to stock types and stock type groups, such as missing entries or incorrect mappings.
  Migration Errors: If this error occurs during a migration process, it could be due to issues with the data being migrated, such as missing or incorrect relationships between stock types and stock type groups.
  
  Solution:
  
  
  Check Configuration:
  
  Navigate to the customizing settings for stock types and stock type groups in the SAP EWM configuration.
  Ensure that all stock type groups are correctly defined and that they are assigned to the appropriate stock types.
  
  
  
  Review Data Consistency:
  
  Use transaction codes like /SCWM/IMG to access the configuration settings and verify that all necessary entries exist.
  Check for any missing or incorrect entries in the stock type and stock type group tables.
  
  
  
  Correct Assignments:
  
  If you find any discrepancies, correct the assignments by linking the appropriate stock type groups to their respective stock types.
  Ensure that the stock types are active and properly configured to be used in the warehouse processes.
  
  
  
  Migration Process:
  
  If this error occurs during a migration, review the migration data to ensure that all necessary relationships are included and correctly formatted.
  You may need to adjust the migration scripts or data files to ensure that they align with the current configuration in the target system.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or notes related to stock type and stock type group configuration for additional guidance.
  Check for any SAP Notes that may address this specific error or provide additional troubleshooting steps.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as /SCWM/IMG for configuration and /SCWM/STOCK for stock management.
  SAP Notes: Search the SAP Support Portal for any notes related to /SCWM/MIGRATION_CUST420 for specific patches or updates that may resolve the issue.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to identify the root cause of the error and implement the necessary corrections to resolve it.