How To Fix MW421 - &1 allocation table(s) found

MW421 - Overview

• Message type: E = Error

• Message class: MW - Messages IS-R / Allocation Tables

• Message number: 421

• Message text: &1 allocation table(s) found

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 MW421 - &1 allocation table(s) found ?

  The SAP error message MW421 indicates that there are allocation tables found for a material that is being processed, which can prevent certain operations from being completed. This error typically occurs in the context of inventory management or material management when the system detects that there are existing allocations for a material that need to be addressed.
  
  Cause:
  The MW421 error message is usually triggered by one of the following reasons:
  
  Existing Allocations: There are existing allocations for the material in question, which may be preventing the system from processing a transaction (e.g., goods movement, stock transfer).
  Incomplete Transactions: Previous transactions involving the material may not have been completed or may have errors that need to be resolved.
  
  Configuration Issues: There may be configuration settings in the system that are causing the allocation tables to be incorrectly referenced or not cleared.
  
  
  Solution:
  To resolve the MW421 error, you can take the following steps:
  
  
  Check Allocations: Use transaction codes