Ibot NetError

when ever i press run client i get the message

"NetError
you have been disconnected from the server"

if i use CLientless i loggin in
But 4 min latter it say ->
ibot console: Lagging Maibe

How To Fix?:(

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Edit I fix it...

I thing is the Firewall
now its working

I got this problem too... and i tried reinstalling everything. But it dosen't work.