How To Fix M3403 - Special stock indicator & not defined

M3403 - Overview

• Message type: E = Error

• Message class: M3 - Material Master

• Message number: 403

• Message text: Special stock indicator & not defined

INCLUDE NA_WERT

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

Error message extract from SAP system. Copyright SAP SE.

M3403 - Details

• The SAP error message M3403, which states "Special stock indicator & not defined," typically occurs when there is an attempt to process a material with a special stock indicator that has not been properly defined in the system. This can happen in various scenarios, such as during inventory management, goods movements, or when creating purchase orders.
  
  Cause:
  
  Undefined Special Stock Indicator: The special stock indicator being used is not defined in the system. This could be due to a configuration issue or an incorrect entry in the transaction.
  Incorrect Material Master Data: The material master data may not have the necessary settings for the special stock indicator.
  Missing Configuration: The special stock indicator may not be configured in the relevant customizing settings in SAP.
  
  
  Solution:
  
  Check Special Stock Indicator: Verify the special stock indicator being used in the transaction. Ensure that it is a valid indicator and is correctly entered.
  Define Special Stock Indicator:
  Go to the SAP