56738 - The allowance amount can not be negative or zero

SAP Error Message - Details

• Message type: E = Error

• Message class: 56 - HR TRAVEL: Messages for Trip Costs Dialog

• Message number: 738

• Message text: The allowance amount can not be negative or zero

What causes this issue?

Since the allowance is to compensate for the difference between the
accommodations receipts total and the maximum amount, negative amounts
or the amount 'zero' are not taken into account.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message 56738 - The allowance amount can not be negative or zero ?

  The SAP error message 56738, which states "The allowance amount cannot be negative or zero," typically occurs in the context of financial transactions, particularly when dealing with allowances, discounts, or similar financial entries in SAP.
  Cause:
  This error is triggered when a user attempts to enter an allowance amount that is either negative or zero. This is not permissible because allowances are expected to be positive values that represent a discount or a reduction in price. The system enforces this rule to maintain data integrity and ensure that financial calculations are accurate.
  Solution:
  To resolve this error, you should:
  
  
  Check the Input Value: Ensure that the allowance amount you are trying to enter is a positive number. If you are trying to apply a discount or allowance, make sure it is greater than zero.
  
  
  Review Business Logic: If the allowance should indeed be zero or negative based on your business logic, you may need to review the configuration or business rules in your SAP system. It might be necessary to adjust the way allowances are calculated or applied.
  
  
  Consult Documentation: Refer to the relevant SAP documentation or user manuals for the specific transaction you are working with. This can provide insights into the expected values and any constraints.
  
  
  Check for Customizations: If your organization has customized the SAP system, there may be specific rules or validations that have been implemented. Consult with your SAP administrator or development team to understand any custom logic that might be affecting the allowance entry.
  
  
  Testing: After making the necessary adjustments, test the transaction again to ensure that the error no longer occurs.
  
  
  Related Information:
  
  Transaction Codes: The error may occur in various transaction codes related to financial postings, such as FB60 (Invoice), FB70 (Customer Invoice), or others where allowances are applicable.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP Notes can provide additional context or solutions for specific scenarios.
  User Roles and Permissions: Ensure that the user has the appropriate permissions to enter allowance amounts. Sometimes, restrictions based on user roles can lead to unexpected errors.
  
  If the problem persists after following these steps, it may be beneficial to reach out to your SAP support team for further assistance.