How To Fix EDEREG_INV787 - Only one discount line (ID &1) is permitted

SAP Error Message - Details

• Message type: E = Error

• Message class: EDEREG_INV - Error Messages for Payment Management in a Deregulated Env.

• Message number: 787

• Message text: Only one discount line (ID &1) is permitted

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message EDEREG_INV787 - Only one discount line (ID &1) is permitted ?

  The SAP error message EDEREG_INV787, which states "Only one discount line (ID &1) is permitted," typically occurs in the context of invoice processing or billing documents in SAP. This error indicates that the system has detected multiple discount lines for a single invoice or billing document, which is not allowed based on the configuration or business rules set in the system.
  Cause:
  
  Multiple Discount Lines: The primary cause of this error is that the invoice or billing document contains more than one discount line for the same discount type or ID.
  Configuration Settings: The system may be configured to allow only one discount line per invoice or billing document, which can be a business requirement.
  Data Entry Errors: Users may inadvertently enter multiple discount lines during the invoice creation process.
  
  Solution:
  
  Review the Invoice: Check the invoice or billing document for multiple discount lines. If there are multiple entries, you will need to remove or consolidate them into a single discount line.
  Adjust Configuration: If your business process requires multiple discount lines, you may need to review and adjust the configuration settings in SAP. This may involve consulting with your SAP administrator or functional consultant to modify the settings related to discount handling.
  User Training: Ensure that users involved in the invoice creation process are trained on the correct procedures for entering discounts to avoid this error in the future.
  Error Handling: Implement error handling procedures to catch this issue early in the invoice creation process, possibly through validation checks or user prompts.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may provide additional insights or updates regarding this error message.
  Documentation: Review SAP documentation related to billing and invoicing processes, particularly sections that cover discounts and pricing conditions.
  Transaction Codes: Familiarize yourself with relevant transaction codes (e.g., VF01 for billing document creation) to navigate the system effectively when troubleshooting this error.
  
  If the issue persists after following these steps, it may be beneficial to engage with SAP support or your internal IT team for further investigation.