Paypal currency EURO

as i try to make the payment out of the shopping cart Paypal refuses the currency code with the following error message:
======================
Return to Merchant

This recipient either does not accept payments denominated in EUR or has specified an invalid currency code on his web site. Please contact the seller and ask him either to update his payment receiving preferences to accept this currency or to correct his web site to specify a valid currency code.

PayPal. The safer, easier way to pay.

For more information, read our User Agreement and Privacy Policy.
======================
settings:

live
direkt
html

by the way the identity token cannot be deleted once it was set ...

even trying to change the db sys_options currency from EURO to EUR and the currency in sys_transactions from USD to EUR didn't help

Dolphin is pretty useless in europe in the wrong currency ...

kr
mstz