How To Fix VVSCCHECK421 - &1: Error when checking variable withholding tax supplements

SAP Error Message - Details

• Message type: E = Error

• Message class: VVSCCHECK - Payment Plan: Checks

• Message number: 421

• Message text: &1: Error when checking variable withholding tax supplements

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 VVSCCHECK421 - &1: Error when checking variable withholding tax supplements ?

  The SAP error message VVSCCHECK421 typically indicates an issue related to the withholding tax configuration in the system, particularly when checking variable withholding tax supplements. This error can occur during various processes, such as invoice processing or payment processing, where withholding tax calculations are involved.
  Cause:
  The error can be caused by several factors, including:
  
  
  Incorrect Configuration: The withholding tax types or codes may not be correctly configured in the system. This includes missing or incorrect settings in the withholding tax calculation schema.
  
  
  Missing Master Data: The vendor or customer master data may not have the necessary withholding tax information maintained. This could include missing withholding tax types or incorrect tax classification.
  
  
  Inconsistent Data: There may be inconsistencies in the data related to withholding tax supplements, such as missing entries in the relevant tables.
  
  
  Authorization Issues: The user may not have the necessary authorizations to access or modify the withholding tax settings.
  
  
  Custom Code or Enhancements: If there are custom developments or enhancements in the system that affect withholding tax calculations, they may be causing the error.
  
  
  Solution:
  To resolve the error, you can take the following steps:
  
  
  Check Configuration:
  
  Go to the transaction code OBWW (for withholding tax configuration) and verify that the withholding tax types and codes are correctly set up.
  Ensure that the calculation schema is correctly defined and that all necessary conditions are included.
  
  
  
  Review Master Data:
  
  Check the vendor or customer master data (transaction codes XK03 for vendors and FD03 for customers) to ensure that the withholding tax information is correctly maintained.
  Make sure that the relevant withholding tax types are assigned to the vendor or customer.
  
  
  
  Data Consistency:
  
  Use transaction codes like SE16 or SE11 to check the relevant tables (e.g., T059 for withholding tax types) for any inconsistencies or missing entries.
  
  
  
  Authorization Check:
  
  Ensure that the user has the necessary authorizations to perform actions related to withholding tax. This can be checked in transaction code SU53 after the error occurs.
  
  
  
  Debugging:
  
  If the issue persists, consider debugging the process to identify where the error is occurring. This may require the assistance of a developer or SAP support.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or notes related to withholding tax for any specific guidance or known issues.
  
  
  
  SAP Support:
  
  If you are unable to resolve the issue, consider reaching out to SAP support for further assistance. Provide them with the error message details and any relevant transaction logs.
  
  
  
  Related Information:
  
  
  Transaction Codes: 
  
  OBWW: Configuration for withholding tax
  XK03: Display vendor master data
  FD03: Display customer master data
  SE16/SE11: Data browser for table checks
  SU53: Authorization check
  
  
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide additional troubleshooting steps.
  
  
  By following these steps, you should be able to identify and resolve the cause of the VVSCCHECK421 error in your SAP system.