I can't enter the game.(Cannot connect to the game.Please check the network)

[kidz024]

i can't enter into the game on my main account(main character) while my 2nd account can as you can see in the picture. And i try to enter into the game on my main account using the second character it can enter into the game while the main character can't enter into to the game. can someone help me? Sorry for the grammar.