3731390 - Error "Cannot check bank account/bank number" (AR140) when editing bank accounts in business partner master data

The error "Cannot check bank account/bank number" occurs in the Manage Supplier Master Data app or the Manage Customer Master Data app.

SAP S/4HANA Cloud Public Edition

1. Open the Manage Supplier Master Data app or the Manage Customer Master Data app.
2. Navigate to a business partner and open Bank Accounts.
3. Edit an existing bank account and attempt to save.
4. The system displays the error "Cannot check bank account/bank number" (Message No. AR140).

Bank Number is not maintained in the Manage Banks - Master Data app.

Maintain the Bank Number field in the Manage Banks - Master Data app so that it matches the Bank Key value for that bank.

To prevent recurrence, set Bank Key Type to 1 in SSCUI 102592 - Set Country-Specific Checks. With Bank Key Type 1, the system automatically fills Bank Number with the Bank Key.

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