Uncaught exception spam when a client tries to connect to a disconnected proxy

[VADemon]

Doesn't crash, but shouldn't happen anyway.

Client reconnect timer: 5s, hence multiple messages between proxy reconnections to the server.

[09/01/2021 09:05:30] [Client] [INFO] Reconnecting in 1
[09/01/2021 09:05:31] [Auth] [INFO] Logging in...
[09/01/2021 09:05:31] [Auth] [SUCCESS] Logged in.
[09/01/2021 09:05:31] [Client] [INFO] Connecting to 2b2t.org:25565 using :::0
[09/01/2021 09:05:32] [Client] [SUCCESS] Connected to connect.2b2t.org./destIP:25565!
[09/01/2021 09:05:32] [Client] [INFO] Connected to 2b2t.org:25565 using SourceIP:55245
[09/01/2021 09:05:32] [INFO] Saving config...
[09/01/2021 09:05:32] [INFO] Config saved.
[09/01/2021 09:05:32] [Client] [INFO] Disconnected.
[09/01/2021 09:05:32] [Client] [INFO] Disconnected. Reason: Connection closed.
[09/01/2021 09:05:32] [Client] [INFO] Reconnecting in 31
[09/01/2021 09:05:33] [Client] [INFO] Reconnecting in 30
[09/01/2021 09:05:34] [Client] [INFO] Reconnecting in 29
[09/01/2021 09:05:35] [ALERT] ****************************************
[09/01/2021 09:05:35] [ALERT] *
[09/01/2021 09:05:35] [ALERT] * Uncaught exception in thread "Thread[Thread-127,10,main]"!
[09/01/2021 09:05:35] [ALERT] *
[09/01/2021 09:05:35] [ALERT] * java.lang.NullPointerException
[09/01/2021 09:05:35] [ALERT] *     at net.daporkchop.toobeetooteebot.Bot.lambda$startServer$6(Bot.java:328)
[09/01/2021 09:05:35] [ALERT] *     at com.github.steveice10.mc.protocol.ServerListener$UserAuthTask.run(ServerListener.java:209)
[09/01/2021 09:05:35] [ALERT] *     at java.lang.Thread.run(Thread.java:748)
[09/01/2021 09:05:35] [ALERT] *
[09/01/2021 09:05:35] [ALERT] ****************************************
[09/01/2021 09:05:35] [Client] [INFO] Reconnecting in 28
[09/01/2021 09:05:36] [Client] [INFO] Reconnecting in 27
[09/01/2021 09:05:37] [Client] [INFO] Reconnecting in 26
[09/01/2021 09:05:38] [Client] [INFO] Reconnecting in 25
[09/01/2021 09:05:39] [Client] [INFO] Reconnecting in 24
[09/01/2021 09:05:40] [Client] [INFO] Reconnecting in 23
[09/01/2021 09:05:40] [ALERT] ****************************************
[09/01/2021 09:05:40] [ALERT] *
[09/01/2021 09:05:40] [ALERT] * Uncaught exception in thread "Thread[Thread-129,10,main]"!
[09/01/2021 09:05:40] [ALERT] *
[09/01/2021 09:05:40] [ALERT] * java.lang.NullPointerException
[09/01/2021 09:05:40] [ALERT] *     at net.daporkchop.toobeetooteebot.Bot.lambda$startServer$6(Bot.java:328)
[09/01/2021 09:05:40] [ALERT] *     at com.github.steveice10.mc.protocol.ServerListener$UserAuthTask.run(ServerListener.java:209)
[09/01/2021 09:05:40] [ALERT] *     at java.lang.Thread.run(Thread.java:748)
[09/01/2021 09:05:40] [ALERT] *
[09/01/2021 09:05:40] [ALERT] ****************************************
[09/01/2021 09:05:41] [Client] [INFO] Reconnecting in 22
[09/01/2021 09:05:42] [Client] [INFO] Reconnecting in 21
[09/01/2021 09:05:43] [Client] [INFO] Reconnecting in 20
[09/01/2021 09:05:44] [Client] [INFO] Reconnecting in 19
[09/01/2021 09:05:45] [Client] [INFO] Reconnecting in 18
[09/01/2021 09:05:46] [Client] [INFO] Reconnecting in 17
[09/01/2021 09:05:46] [ALERT] ****************************************
[09/01/2021 09:05:46] [ALERT] *
[09/01/2021 09:05:46] [ALERT] * Uncaught exception in thread "Thread[Thread-131,10,main]"!
[09/01/2021 09:05:46] [ALERT] *
[09/01/2021 09:05:46] [ALERT] * java.lang.NullPointerException
[09/01/2021 09:05:46] [ALERT] *     at net.daporkchop.toobeetooteebot.Bot.lambda$startServer$6(Bot.java:328)
[09/01/2021 09:05:46] [ALERT] *     at com.github.steveice10.mc.protocol.ServerListener$UserAuthTask.run(ServerListener.java:209)
[09/01/2021 09:05:46] [ALERT] *     at java.lang.Thread.run(Thread.java:748)
[09/01/2021 09:05:46] [ALERT] *
[09/01/2021 09:05:46] [ALERT] ****************************************
[09/01/2021 09:05:47] [Client] [INFO] Reconnecting in 16