Bukkit

What steps will reproduce the problem?
1.When you travel to another world.
2.
3.

What is the expected output? What do you see instead?
For the message to continue.

What version of the product are you using?
Latest.

Do you have an error log of what happened?
N/A

Please provide any additional information below.
When I travel to another world the BossBar disappears and when I go back to the original world, it doesn't come back.