Diagnosis
The business partner, especially the (alternative) payee or payer, is located in a different country from the paying company code. In accordance with the payment method settings, this is not allowed.
Procedure
Select a different payment method or assign a different payee or payer, if there is one.
For payment proposal processing, you can set the message so that it is only issued as a warning message.
Effects on Customizing
You can define the appearance of this system message according to your requirements. To do this, in Customizing, choose Financial Accounting -> Financial Accounting Global Settings > Tools -> Change Message Control.
You can find the application area and the message number in the technical information.
SOLUTION:
STEP 1: Go to Transaction code FBZP > click on Payment Methods in Company code
STEP 2: Position and Double-click on your Company code
STEP 3: Tick on Foreign business partner allowed
Thanks,
Adharsh K S