Apologies for the issue. We've confirmed your user manually so that you don't need the verification code.
Please go back to your invitation, click "Accept" and enter your credentials (e-mail address and password chosen) and you should be in.
I trust this will work, please don't hesitate to contact for anything else you may need from us, thank you!
SI RESPONEN QUE TOT HA ANAT BÉ:
Perfect :) and thank you for letting me know.