How To Fix APPL_MM_IV_MODEL038 - Negative value is not allowed.

SAP Error Message - Details

• Message type: E = Error

• Message class: APPL_MM_IV_MODEL -

• Message number: 038

• Message text: Negative value is not allowed.

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message APPL_MM_IV_MODEL038 - Negative value is not allowed. ?

  The SAP error message APPL_MM_IV_MODEL038 indicates that a negative value is not allowed in a specific context, typically related to inventory management or invoice verification processes. This error often arises when trying to post a transaction that involves quantities or amounts that should not be negative, such as goods receipts, invoice postings, or stock adjustments.
  Causes:
  
  Negative Quantity Posting: Attempting to post a goods receipt or invoice with a negative quantity, which is not permitted in standard SAP processes.
  Incorrect Configuration: The configuration settings in the material management module may not allow negative stock or negative postings.
  Data Entry Error: Manual entry errors where a user inadvertently inputs a negative value in a field that does not accept it.
  Stock Transfer Issues: Issues during stock transfers where the system tries to process a negative quantity.
  Return Deliveries: Incorrect handling of return deliveries that may lead to negative values being processed.
  
  Solutions:
  
  Check Input Values: Review the transaction data being entered to ensure that no negative values are being inputted where they are not allowed.
  Review Configuration: Check the configuration settings in the Material Management (MM) module to ensure that negative stock postings are allowed if that is the intended business process. This can be done in the configuration settings under:
  
  SPRO > Materials Management > Inventory Management and Physical Inventory > Goods Movement > Define Movement Types.
  
  
  Correct Transaction Type: Ensure that the correct movement type is being used for the transaction. For example, if you are trying to return goods, ensure you are using the appropriate return movement type.
  Use Positive Values: If you are trying to adjust stock or post an invoice, ensure that you are using positive values for quantities and amounts.
  Consult Documentation: Refer to SAP documentation or help files for specific details on the transaction you are trying to perform to ensure compliance with the expected input formats.
  
  Related Information:
  
  Movement Types: Different movement types in SAP have specific rules regarding negative postings. Familiarize yourself with the movement types relevant to your transactions.
  User Exits and BAdIs: If your organization has custom developments, check if there are any user exits or BAdIs that might be affecting the behavior of the transaction.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message, as there may be updates or fixes provided by SAP.
  
  If the issue persists after checking these areas, it may be beneficial to consult with your SAP support team or a functional consultant who specializes in MM to further investigate the root cause of the error.