How To Fix /SCMTMS/PLN_FUBR020 - Quantity &1 already defined

/SCMTMS/PLN_FUBR020 - Overview

• Message type: E = Error

• Message class: /SCMTMS/PLN_FUBR -

• Message number: 020

• Message text: Quantity &1 already defined

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.

/SCMTMS/PLN_FUBR020 - Details

• The SAP error message /SCMTMS/PLN_FUBR020 Quantity &1 already defined typically occurs in the context of SAP Transportation Management (TM) when there is an attempt to define a quantity for a transportation planning element (like a freight order or shipment) that has already been defined or processed.
  
  Cause:
  
  Duplicate Entry: The most common cause of this error is that the system is trying to create or modify a transportation planning element with a quantity that has already been assigned to another element.
  Data Consistency Issues: There may be inconsistencies in the data, such as multiple entries for the same quantity in the database.
  Incorrect Configuration: Configuration settings in the SAP TM system may not be set up correctly, leading to conflicts in quantity definitions.
  
  
  Solution:
  
  Check Existing Entries: Review the existing transportation planning elements to see if the quantity in question is already defined. You can do this by navigating to the relevant transaction or using the