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

SAP Error Message - Details

• 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.

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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 others.
  
  
  Data Consistency Issues: There may be inconsistencies in the data related to the contract account or the reference number, such as missing or incorrect entries in related tables.
  
  
  Solutions to EK108 Error
  
  
  Verify Reference Number: Check the reference number being used to ensure it is correct and valid for the contract account. Make sure there are no typographical errors.
  
  
  Check Contract Account Configuration: Review the configuration of the contract account in SAP. Ensure that it is set up to accept the type of reference number you are trying to use.
  
  
  Review Transaction Type: Ensure that the transaction type you are attempting to process is compatible with the reference number. If necessary, consult the documentation or your SAP administrator for guidance.
  
  
  Data Consistency Check: Perform a consistency check on the data related to the contract account and the reference number. This may involve checking related tables and ensuring that all necessary entries are present and correct.
  
  
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error. There may be patches or updates that resolve known issues related to this error message.
  
  
  Contact SAP Support: If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance. Provide them with detailed information about the error, including the transaction you were attempting to perform and any relevant configuration details.
  
  
  Related Information
  
  
  Transaction Codes: Familiarize yourself with relevant transaction codes that may help in troubleshooting, such as FB60 (Enter Incoming Invoice), FBL1N (Vendor Line Item Display), or FBL3N (G/L Account Line Item Display).
  
  
  Documentation: Review SAP documentation related to contract accounts and reference numbers to understand the expected formats and requirements.
  
  
  User Roles and Authorizations: Ensure that the user attempting the transaction has the necessary roles and authorizations to access and modify contract accounts.
  
  
  By following these steps, you should be able to identify the cause of the EK108 error and implement a suitable solution.