How To Fix /SCWM/MFS421 - Realignment for HU &1 necessary (Moves: &2 / Max. moves &3)

/SCWM/MFS421 - Overview

• Message type: E = Error

• Message class: /SCWM/MFS -

• Message number: 421

• Message text: Realignment for HU &1 necessary (Moves: &2 / Max. moves &3)

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

/SCWM/MFS421 - Details

• The SAP error message /SCWM/MFS421 Realignment for HU &1 necessary (Moves: &2 / Max. moves &3) typically occurs in the context of the SAP Extended Warehouse Management (EWM) system, particularly when dealing with Handling Units (HUs) and their movements.
  
  Cause:
  This error message indicates that a realignment of the Handling Unit (HU) is necessary due to the number of moves associated with it. The message provides the following details:
  
  HU &1: The specific Handling Unit that requires realignment.
  Moves: &2: The current number of moves associated with the HU.
  Max. moves &3: The maximum number of allowed moves for the HU.
  
  The realignment is necessary when the number of moves exceeds the predefined limit set in the system. This can happen due to various reasons, such as:
  
  Frequent changes in the status or location of the HU.
  System configuration settings that limit the number of moves for a single HU.
  
  
  Solution:
  To resolve this error, you can take the following