How To Fix 61420 - An allocation already exists for this entry

61420 - Overview

• Message type: E = Error

• Message class: 61 - Fehlermeldungen fuer Bedarfsplanung

• Message number: 420

• Message text: An allocation already exists for this entry

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 61420 - An allocation already exists for this entry ?

  The SAP error message "61420 An allocation already exists for this entry" typically occurs in the context of inventory management or logistics when there is an attempt to create a new allocation for a material or item that already has an existing allocation. This can happen in various scenarios, such as during goods movements, stock transfers, or when processing sales orders.
  
  Cause:
  
  Existing Allocation: The primary cause of this error is that there is already an allocation (e.g., stock assignment, reservation, or transfer) for the specific material or item in the system.
  Data Entry Errors: Sometimes, the error can arise from incorrect data entry, such as trying to allocate stock that is already reserved for another purpose.
  System Configuration: In some cases, the system configuration or settings may lead to conflicts in allocation processes.
  
  
  Solution:
  
  
  Check Existing Allocations: 
  
  Use transaction codes like MB22 (Change Reservation) or MB23 (Display Reservation) to check if there are existing reservations