How To Fix W_DFE021 - Item for material &1 is planned externally according to MRP type

W_DFE021 - Overview

• Message type: E = Error

• Message class: W_DFE - Messages for Function Group WDFE

• Message number: 021

• Message text: Item for material &1 is planned externally according to MRP type

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message W_DFE021 - Item for material &1 is planned externally according to MRP type ?

  Certainly! Here's a detailed explanation for the SAP error message:
  
  SAP Error Message:
  W_DFE021: Item for material &1 is planned externally according to MRP type
  
  Meaning / 
  Cause:
  This warning message indicates that the material in question is set up with an MRP type that designates it as externally planned. This means that the material's procurement or production is planned outside of the SAP system's internal MRP run. For example, the material might be planned manually, or by an external system, or it might be procured directly without internal planning.
  Common MRP types that cause this behavior include:  
  
  ND (No planning)  
  VB (Manual reorder point planning)  
  X0 (External procurement)  
  X1 (External planning)  
  
  When you try to perform certain MRP-related activities (like running MRP or creating planned orders) for such a material, SAP issues this warning to inform you that the system expects no internal planning for this material.
  
  When does this