Codex not working

[hungrydragons13]

I have 1602 essence and want to craft a Sterling Silver dragon.
There's no craft button.

[skyharbor602]

I have 1602 essence and want to craft a Sterling Silver dragon.
There's no craft button.

Unfortunately the Gold producing dragons aren't craftable with essence.

[kooky panda]

I am sorry but not all dragons have the option to craft. The ones you can craft with essence will show the craft button.