i have Some Problem in BungeeCord - Config You Already In this server

Hi First Sorry if my language is not a concept I'm from Saudi Arabia
And im new here
Oky first let me add a Note
1 i Have Hub Server
2 i have Prison Server
3 i Have KITpvp Server
when i edit the bungeeCord Config
and i saw a lot of tutorials
But I did not understand
When I enter the server tell me
Kicked Whilst: You Are Already In This Server!
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i have another Note
i run the server Offline mode :
and i running the server in Host company
-...

i have Some Problem in BungeeCord - Config You Already In this server