How To Fix F5642 - Account assignment model & is not defined

F5642 - Overview

• Message type: E = Error

• Message class: F5 - Document Editing

• Message number: 642

• Message text: Account assignment model & is not 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.

Smart SAP Assistant

• What is the cause and solution for SAP error message F5642 - Account assignment model & is not defined ?

  The SAP error message F5642, which states "Account assignment model & is not defined," typically occurs in the context of financial transactions, particularly when dealing with account assignments in SAP's Financial Accounting (FI) or Controlling (CO) modules. This error indicates that the system cannot find a defined account assignment model for the specified account assignment type.
  
  Cause:
  
  Missing Account Assignment Model: The account assignment model specified in the transaction is not defined in the system.
  Incorrect Configuration: The configuration settings for account assignment models may not be set up correctly.
  Transaction Type Issues: The transaction type being used may not be compatible with the account assignment model.
  Data Entry Errors: There may be a typo or incorrect entry in the account assignment model field.
  
  
  Solution:
  
  
  Define the Account Assignment Model:
  
  Go to the SAP Customizing Implementation Guide (SPRO).
  Navigate to Financial Accounting (New) > Accounts Receivable and Accounts Payable > Account Assignment > Define Account Assignment Models.
  Check if the