Host a new domain denied


Good afternoon, Im trying to create a new website but its not allowing me.

I have the message:

It is your last free website on 000webhost.
You can create unlimited websites when you Upgrade to PRO

so i should be able to set up a second one no problem,

but when i try i get

An internal error occurred. Our developers have already been notified.

can anyone help please


As it says, our developers are working on it