Minecraft 1.10.1 came, tried played Mineplex three time's but can't

Put the summary of the bug you're having here

What I expected to happen was...:
Describe what you thought should happen here
What I expected to happen was to play the server Mineplex, but couldn't, tried again thinking I would be able to play, but can't.

What actually happened was...:
Describe what happened here
I don't know, it was a log in bug I guess.

Steps to Reproduce:
1. Put a step by step guide on how to trigger the bug here
2. ... Log in Minecraft Player
3. ... Play us.mineplex.com