How To Fix PK406 - Material for quant &1 is special stock and is ignored

PK406 - Overview

• Message type: E = Error

• Message class: PK - Production - KANBAN

• Message number: 406

• Message text: Material for quant &1 is special stock and is ignored

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message PK406 - Material for quant &1 is special stock and is ignored ?

  The SAP error message PK406 indicates that the material for the specified quant is classified as special stock, and therefore, it is being ignored in the context of the operation you are trying to perform. This typically occurs in inventory management or when dealing with stock transfers, where the system expects standard stock but encounters special stock instead.
  
  Cause:
  
  Special Stock Classification: The material in question is categorized as special stock (e.g., consignment stock, project stock, or returnable packaging). Special stock is treated differently in SAP and is not included in standard stock calculations.
  Incorrect Stock Type: The operation you are trying to perform (like a stock transfer, inventory count, or reservation) may not support special stock types.
  
  Configuration Issues: There may be configuration settings in the system that do not allow for the processing of special stock in the context of the operation being performed.
  
  
  Solution:
  
  Check Material Type: Verify the material type and stock