Why when i enter test server (server 1) it crash?
Here screenshot : https://prnt.sc/x5pugc
My connection is good.
You may need to clear your browser's cache for you to enter the test server, you can view the article on how to do it here. The number of players on the test server at the time of you logging in may affect that as well since it can't handle as much as the main servers.
Customer support service by UserEcho