How To Fix F2108 - Do not enter a bank key

SAP Error Message - Details

• Message type: E = Error

• Message class: F2 - Master Data Maintenance: Customer, Vendor

• Message number: 108

• Message text: Do not enter a bank key

What causes this issue?

The bank account number is defined as the bank key for country &V1&.
Therefore you may not enter a bank account number for this country when
entering bank details.

System Response

Error message

How to fix this error?

Check your entry.

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

If necessary, change the configuration for country &V1&.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message F2108 - Do not enter a bank key ?

  The SAP error message F2108 ("Do not enter a bank key") typically occurs when you are trying to process a transaction that involves bank details, but the system does not expect a bank key to be entered in that context. This error is often related to the configuration of the payment methods or the specific transaction you are trying to execute.
  Cause:
  
  Incorrect Payment Method Configuration: The payment method you are using may not require a bank key, or it may be configured incorrectly.
  Transaction Context: The transaction you are trying to perform may not be designed to accept a bank key, such as certain types of payment processing or vendor/customer master data entries.
  Data Entry Error: You may have inadvertently entered a bank key in a field where it is not applicable.
  
  Solution:
  
  
  Check Payment Method Configuration:
  
  Go to the configuration settings for payment methods in SAP (Transaction code: OBPM1 or OBPM2).
  Ensure that the payment method you are using is set up correctly and that it aligns with the requirements of your transaction.
  
  
  
  Review Transaction Context:
  
  Verify the specific transaction you are executing. Ensure that you are in the correct screen and that the fields you are filling out are appropriate for that transaction.
  If you are entering data in a vendor or customer master record, check if the bank key field is necessary for that specific entry.
  
  
  
  Remove Bank Key Entry:
  
  If you have mistakenly entered a bank key, simply remove it from the field and try to proceed with the transaction again.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or help files related to the specific transaction or payment method you are using to understand the requirements and restrictions.
  
  
  
  Seek Help from SAP Support:
  
  If the issue persists and you cannot identify the cause, consider reaching out to your SAP support team or consulting SAP Notes for any known issues related to this error message.
  
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any updates or patches related to this error message.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as OBPM1 (Payment Methods in Country) and OBPM2 (Payment Methods for Company Code).
  User Roles and Authorizations: Ensure that your user role has the necessary authorizations to perform the transaction you are attempting.
  
  By following these steps, you should be able to resolve the F2108 error and proceed with your SAP transactions successfully.