How To Fix VMP_MSG329 - &1 is mandatory.

SAP Error Message - Details

• Message type: E = Error

• Message class: VMP_MSG - VMP Message Manager

• Message number: 329

• Message text: &1 is mandatory.

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message VMP_MSG329 - &1 is mandatory. ?

  SAP Error Message:
  
  VMP_MSG329 &1 is mandatory.
  
  Cause:
  This error occurs in SAP Vendor Management (VMP) or related modules when a mandatory field (represented by &1) has not been filled in during data entry or processing. The placeholder &1 is replaced by the actual field name or description that is required but missing.
  In other words, the system expects a particular field to have a value, but it was left blank or not maintained, causing the validation to fail.
  
  Typical Scenarios:
  
  During vendor master data creation or change, a required field is not entered.
  When processing vendor-related transactions or documents, mandatory fields are missing.
  Customizing or configuration requires certain fields to be filled, but the user input is incomplete.
  
  
  Solution:
  
  
  Identify the Missing Field:
  
  Check the exact field name or description in the error message (the &1 placeholder will be replaced by the actual field in the system). This tells you which field is mandatory.
  
  
  Enter the Required Data:
  
  Go back to the screen or transaction where the error occurred and fill in the missing mandatory field.
  
  
  Check Field Status Configuration:
  
  If the field is mandatory due to configuration, verify the field status group or vendor master data settings:
  
  Use transaction OBA7 or related customizing transactions to check field status groups.
  In Vendor Master Data, check the field status for the relevant account group.
  
  
  
  Review Custom Enhancements or Validations:
  
  If the error is triggered by a custom validation or user exit, review the code to understand why the field is mandatory and ensure the data is provided accordingly.
  
  
  Consult Documentation or SAP Notes:
  
  If the error persists or the mandatory field is unclear, check SAP Notes or documentation related to VMP or vendor master data.
  
  
  
  Related Information:
  
  
  Transaction Codes:  
  
  XK01 / FK01 / MK01 (Create Vendor)  
  XK02 / FK02 / MK02 (Change Vendor)  
  Vendor Master Data maintenance transactions.
  
  
  
  Field Status Groups:
  
  Control which fields are mandatory, optional, or suppressed for vendor master data.
  
  
  SAP Notes:
  
  Search for VMP_MSG329 in the SAP Support Portal for any specific notes or patches.
  
  
  User Exits / BAdIs:
  
  Custom validations might enforce additional mandatory fields.
  
  
  
  Summary:
  
  Cause: A mandatory field is missing during vendor or related data entry.
  Solution: Identify the missing field from the error message and enter the required data. Check field status configuration if needed.
  Related Info: Vendor master data transactions, field status groups, and possible custom validations.
  
  
  If you provide the exact field name shown in the error message, I can help you with more precise guidance.