How To Fix EK108 - Reference number not suitable for contract account number

EK108 - Overview

• Message type: E = Error

• Message class: EK - IS-U Accounts Receivable and Payable

• Message number: 108

• Message text: Reference number not suitable for contract account number

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 EK108 - Reference number not suitable for contract account number ?

  The SAP error message EK108, which states "Reference number not suitable for contract account number," typically occurs in the context of financial transactions, particularly when dealing with contract accounts in SAP. This error indicates that the reference number being used in a transaction does not match the expected format or criteria for the specified contract account.
  Causes of EK108 Error
  
  
  Incorrect Reference Number: The reference number provided may not be valid for the contract account in question. This could be due to a typo or using a reference number that does not exist.
  
  
  Contract Account Configuration: The contract account may not be properly configured to accept the reference number being used. This could be due to settings in the contract account master data.
  
  
  Transaction Type Mismatch: The type of transaction being processed may not be compatible with the reference number. For example, certain transactions may require specific reference numbers that are not applicable to