How To Fix BE109 - Enter a negative quantity

SAP Error Message - Details

• Message type: E = Error

• Message class: BE - General document entry

• Message number: 109

• Message text: Enter a negative quantity

What causes this issue?

You have entered a positive quantity. This is not permitted for this
document type.

System Response

INCLUDE NA_ALLG_NOVERARBEITUNG OBJECT DOKU ID TX LANGUAGE EN

How to fix this error?

Enter a negative amount or create the funds reservation with a document
type that does allow positive quantities.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message BE109 - Enter a negative quantity ?

  The SAP error message BE109, which states "Enter a negative quantity," typically occurs in scenarios where the system expects a negative quantity input, but a positive quantity is provided instead. This error is commonly encountered in processes such as inventory management, goods movements, or when dealing with returns.
  Cause:
  
  Incorrect Quantity Input: The most common cause is that the user is trying to enter a positive quantity in a field that requires a negative quantity. This often happens during processes like returns or stock adjustments.
  Configuration Issues: In some cases, the configuration of the material or movement type may require a negative quantity for certain transactions.
  Business Logic: The business process may dictate that certain transactions must be recorded as negative quantities (e.g., when returning goods to a vendor).
  
  Solution:
  
  Check Input: Verify the quantity you are entering. If the transaction requires a negative quantity (e.g., for returns), ensure you are entering a negative value.
  Review Transaction Type: Ensure that you are using the correct transaction type that aligns with the business process. For example, if you are processing a return, make sure you are using the appropriate movement type that allows for negative quantities.
  Consult Documentation: Review any relevant documentation or guidelines provided by your organization regarding the specific transaction you are attempting to perform.
  System Configuration: If you believe the configuration is incorrect, consult with your SAP administrator or functional consultant to review the settings for the material or movement type in question.
  Training: If this error is frequently encountered, consider providing additional training to users on how to correctly enter quantities in SAP.
  
  Related Information:
  
  Movement Types: Different movement types in SAP have specific rules regarding quantity entry. For example, movement types for goods receipts may not allow negative quantities, while those for goods issues or returns typically do.
  Transaction Codes: Familiarize yourself with the relevant transaction codes (e.g., MIGO for goods movements) and their specific requirements.
  SAP Notes: Check SAP Notes for any known issues or updates related to this error message. SAP frequently releases notes that address specific error messages and provide guidance on resolution.
  
  If the issue persists after following these steps, it may be beneficial to reach out to your SAP support team for further assistance.