How To Fix WB2B490 - Item number is not filled after external item numbering

SAP Error Message - Details

• Message type: E = Error

• Message class: WB2B - Trading Contract

• Message number: 490

• Message text: Item number is not filled after external item numbering

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message WB2B490 - Item number is not filled after external item numbering ?

  The SAP error message WB2B490, which states "Item number is not filled after external item numbering," typically occurs in the context of SAP's handling of external item numbers in the procurement or sales processes. This error indicates that the system expected an item number to be populated after an external item numbering process, but it was not.
  Cause:
  
  Missing Mapping: The external item number may not be correctly mapped to an internal item number in the system.
  Configuration Issues: There may be configuration issues in the external item numbering settings or in the material master data.
  Data Entry Errors: The external item number may not have been entered correctly, or the item may not exist in the system.
  Integration Issues: If the external item numbering is part of an integration with another system (like a third-party application), there may be issues with the data transfer.
  
  Solution:
  
  
  Check External Item Number Mapping:
  
  Ensure that the external item number is correctly mapped to an internal item number in the system. You can do this by checking the relevant configuration settings in the SAP system.
  
  
  
  Verify Material Master Data:
  
  Check the material master data to ensure that the item exists and is correctly configured. Make sure that the external item number is correctly assigned to the material.
  
  
  
  Review Configuration Settings:
  
  Go to the configuration settings for external item numbering (transaction code SPRO) and ensure that all necessary settings are correctly configured.
  
  
  
  Data Entry Validation:
  
  Validate the data entry process to ensure that the external item number is being entered correctly and that it corresponds to an existing item in the system.
  
  
  
  Integration Check:
  
  If the external item numbering is part of an integration with another system, check the integration settings and logs for any errors or issues that may have occurred during data transfer.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for specific guidance on handling external item numbering and related error messages.
  
  
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like MM03 (Display Material), MM02 (Change Material), or SPRO (Customizing) to check configurations and data.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  User Roles and Authorizations: Ensure that the user has the necessary authorizations to view and modify the relevant data.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP support team or a technical consultant who can provide more in-depth analysis and assistance.