How To Fix AR149 - Bank key is invalid

SAP Error Message - Details

• Message type: E = Error

• Message class: AR - SSRV function module messages

• Message number: 149

• Message text: Bank key is invalid

What causes this issue?

When field checks for the various countries are carried out, the 'Bank
data' switch under 'Further checks' is set. This activates check digit
validation of the field 'Bank key'.
The check digit of the entry in the 'Bank key' field is not correct.

How to fix this error?

Check the entry. You may also need to check the settings for the field
checks of the various countries.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message AR149 - Bank key is invalid ?

  The SAP error message AR149, which states "Bank key is invalid," typically occurs when there is an issue with the bank key entered in the system. This error can arise in various contexts, such as during the processing of payments, vendor master data maintenance, or customer master data maintenance.
  Causes of AR149 Error
  
  Incorrect Bank Key: The bank key entered does not match any valid bank key in the system.
  Missing Bank Key: The bank key field may be empty or not filled in correctly.
  Bank Key Not Defined: The bank key may not be defined in the system or may have been deleted.
  Country-Specific Issues: The bank key format may vary by country, and an incorrect format may lead to this error.
  Data Inconsistency: There may be inconsistencies in the master data related to the bank key.
  
  Solutions to AR149 Error
  
  Verify Bank Key: Check the bank key entered for any typographical errors. Ensure that it is the correct key for the intended bank.
  Check Bank Master Data: Go to the bank master data (transaction code FI01 for creating a bank, FI02 for changing, and FI03 for displaying) and verify that the bank key exists and is active.
  Country-Specific Format: Ensure that the bank key adheres to the required format for the specific country. Different countries have different formats for bank keys.
  Update Master Data: If the bank key is missing or incorrect in the vendor or customer master data, update it using transaction codes XK02 (for vendors) or FD02 (for customers).
  Consult with IT Support: If you are unable to resolve the issue, consult with your SAP support team or IT department for further assistance.
  
  Related Information
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as FI01, FI02, FI03, XK02, and FD02 for managing bank master data and vendor/customer data.
  Documentation: Refer to SAP documentation or help files for more detailed information on bank key formats and requirements specific to your country.
  User Authorizations: Ensure that you have the necessary authorizations to view or edit bank master data.
  
  By following these steps, you should be able to identify and resolve the issue related to the AR149 error message in SAP.