@LexMaxLax#192707 Hmm... that's a tough one 🤔 After all, Italy and The Netherlands are both SEPA countries and use the same currency. Bank transfers should work the same way domestically and internationally between these countries.
Could you give https://nl.iban.com/iban-checker a spin and check if the IBAN that you have is in correct format? When I enter a valid Italian IBAN then the "Next" button immediately changes to orange. Could you try it with this IBAN?
IT60 X054 2811 1010 0000 0123 456
Should look like this:
