I deleted and re-installed the app, but I can't log in even if I log in while I'm logged out.

Hello, I have an ID called "peachpeple". I deleted the app and installed it again because I couldn't connect to my friend's server. So I tried to log in again. The account is normal, but I can't log in even if I press OK. You have pressed the button to log in. Reconnect will proceed. Still, logout status remains unchanged. Please find out.Hello, I have an ID called "peachpeple". I deleted the app and installed it again because I couldn't connect to my friend's server. So I tried to log in again. The account is normal, but I can't log in even if I press OK. You have pressed the button to log in. Reconnect will proceed. Still, logout status remains unchanged. Please find out