M8346 - Material debit/credit not allowed due to negative stock

SAP Error Message - Details

• Message type: E = Error

• Message class: M8 - Invoice Verification/Valuation

• Message number: 346

• Message text: Material debit/credit not allowed due to negative stock

What causes this issue?

You want to debit or credit a material.
You cannot debit or credit the material in the current period, as
negative stock exists.
You cannot debit or credit the material in a period which is not the
current period because:
either the stock in the period selected is negative
or the stock in the current period is negative
or the stock in the selected period and in the current period is
negative

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message M8346 - Material debit/credit not allowed due to negative stock ?

  The SAP error message M8346, which states "Material debit/credit not allowed due to negative stock," typically occurs when you attempt to perform a stock movement (such as a goods issue or goods receipt) for a material that has negative stock levels. This situation can arise in various scenarios, such as when stock levels are not properly updated or when there are discrepancies in inventory management.
  Cause:
  
  
  Negative Stock Levels: The primary cause of this error is that the material in question has a negative stock balance. This can happen if:
  
  Goods issues have been posted without corresponding goods receipts.
  There are errors in inventory management processes.
  Stock levels have not been updated correctly due to system errors or manual entry mistakes.
  
  
  
  Stock Management Settings: The configuration settings in SAP for the material may not allow for negative stock. Some materials are configured to prevent negative stock levels to maintain accurate inventory records.
  
  
  Solution:
  To resolve the M8346 error, you can take the following steps:
  
  
  Check Stock Levels:
  
  Use transaction codes like MMBE (Stock Overview) or MB52 (List of Warehouse Stocks on Hand) to check the current stock levels of the material.
  Verify if the stock is indeed negative and identify the transactions that may have caused this.
  
  
  
  Adjust Stock Levels:
  
  If the stock is negative, you may need to perform a stock adjustment. This can be done using transaction MB1C (Other Goods Receipts) or MIGO (Goods Movement) to correct the stock levels.
  Ensure that you have the necessary approvals and documentation for any adjustments made.
  
  
  
  Review Inventory Transactions:
  
  Investigate recent inventory transactions to identify any discrepancies or errors that may have led to negative stock.
  Correct any erroneous postings if necessary.
  
  
  
  Check Material Master Settings:
  
  Review the material master data to ensure that the settings for negative stock are configured according to your business requirements. This can be done using transaction MM02 (Change Material).
  If negative stock is not allowed for this material, consider whether it should be allowed based on your business processes.
  
  
  
  Consult with SAP Support:
  
  If the issue persists or if you are unsure about making adjustments, consult with your SAP support team or a functional consultant for further assistance.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  MMBE: Stock Overview
  MB52: List of Warehouse Stocks on Hand
  MIGO: Goods Movement
  MB1C: Other Goods Receipts
  
  
  
  Configuration Settings:
  
  Check the configuration for inventory management in the SAP IMG (Implementation Guide) under Materials Management.
  
  
  
  Documentation:
  
  Review SAP documentation or help files related to inventory management and stock handling for further insights.
  
  
  
  By following these steps, you should be able to resolve the M8346 error and ensure that your inventory management processes are functioning correctly.