Login Failed error

When I update the game and open it login Failed error shows continually!!

I restart the game , change the network, uninstall the game and again installed it use some VPN's every possible thing I do but it didn't work! 

Funny part is that I am able to access my gaming account in different mobiles, so my account doesn't have any problem! 💔

I provide screenshot of it plzzz help me !.