Hi
i am using stupid startapp ad network unfortunately.
revenue is suck and it is going under zero.
anyway today their dashboard does not show anything
anybody else?
Startapp must be in maintenance.
I’m same 
I have the same. It’s rare, but sometimes they have delays
The same. Facebook disable all apps which doesn’t exist in google store.I think all requests are distributed to other ads provider. That may causes overload on their system. My all traffic goes startapp now.