Its been 12 hours since I collected coins from my battle page and they have not produced any coins in that time? Any advice?
Have no idea what you’re asking 
Are you sure you’ve posted in the right forum ?
@Doreen
I think he/she is saying that the towers in the"battle" tab are not generating silver coins.
Aha ! Ok 
leave that to admin me thinks
May I grab your game id?