How To Fix FKKBIX755 - You must specify a contract account or a business partner

FKKBIX755 - Overview

• Message type: E = Error

• Message class: FKKBIX - Conv.Inv.: Billing (Invoice Preprocessing)

• Message number: 755

• Message text: You must specify a contract account or a business partner

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.

FKKBIX755 - Details

• The SAP error message FKKBIX755 indicates that a contract account or a business partner must be specified in the transaction you are trying to execute. This error typically occurs in the context of financial transactions, particularly in the SAP Convergent Charging (SAP CC) or SAP Contract Accounts Receivable and Payable (FI-CA) modules.
  
  Cause:
  
  Missing Data: The most common cause of this error is that the required fields for contract account or business partner are not filled in the transaction you are trying to process.
  Incorrect Configuration: There may be configuration issues in the system that prevent the proper identification of contract accounts or business partners.
  User Input Error: The user may have overlooked entering the necessary information in the relevant fields.
  
  
  Solution:
  
  
  Check Input Fields: Ensure that you have entered a valid contract account or business partner in the relevant fields of the transaction. 
  
  If you are using a specific transaction code, make sure to fill