errors.md

Code: 0300055 Text: internal parameter transmitted incorrectly

This probably means you're using the wrong paymentKey

Code: 0200002 Text: Invalid payment type or payment type inactive

You should activate the desired payment method in the admin panel of Novalnet

Code: 0300048 Text: Payment only possible by prepayment or please contact the support

Please make sure the project's "on hold" status is inactive