Greetings Shiltzians!
We received some reports about the Pet Trainer issue. We apologize for the inconvenience.
We are happy to inform you that we have fixed the issue with the NPC Pet Trainer. You shall now be able to perform the Pet Evolution.
Please, exit and re-enter the game again to patch your client.
If you experience further issues, please, contact us through our support platform. One of our GMs will assist you as soon as possible.
Thank you for your patience.
Seal BOD Team ^^