i am using odoo SAAS. i do not host my own, i have created my own chart of accounts and have both recievale and payables in there. 

i create and invoice for a customer and hit "register payment" put the full amount of the invoice and select "bank"

i get an option at the bottom where it says "keep open" i have left it like that and also changed to reconcile but the invoice still stays open.

please help me any advise will help me alot.