Not working linked to ecwid

[onstopledshop]

Hi i have set up my square account and linked it to ecwid, spoke with both ecwid and square via email who just toss me back and forth to each toher as both says everything looks ok there side. This is the error i get when trying to make a card payment :

 

can somebody please help me

[Emma_]

Hi @onstopledshop, I'm very sorry to hear you're running into this. Can you tell me what type of card payment is receiving this error message? What explanation Ecwid gave you? I will then reach out to our internal teams here.