我正在尝试创建一个不和谐bot，它需要能够连接到 websocket，但是，每当我尝试通过我的 java 代码连接到 websocket 时，它都会超时，但当我在我的个人电脑上运行它时，它可以正常工作。
错误：
java.lang.RuntimeException: java.net.ConnectException: Connection timed out
at net.dv8tion.jda.requests.WebSocketClient.connect(WebSocketClient.java:199)
at net.dv8tion.jda.requests.WebSocketClient.<init>(WebSocketClient.java:81)
at net.dv8tion.jda.entities.impl.JDAImpl.login(JDAImpl.java:132)
at net.dv8tion.jda.JDABuilder.buildAsync(JDABuilder.java:291)
at net.dv8tion.jda.JDABuilder.buildBlocking(JDABuilder.java:312)
at me.Swedz.pb.Main$1.run(Main.java:29)
at org.bukkit.craftbukkit.v1_8_R3.scheduler.CraftTask.run(CraftTask.java:71)
at org.bukkit.craftbukkit.v1_8_R3.scheduler.CraftAsyncTask.run(CraftAsyncTask.java:53)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:745)
Caused by: java.net.ConnectException: Connection timed out
at java.net.PlainSocketImpl.socketConnect(Native Method)
at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:589)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:668)
at com.neovisionaries.ws.client.WebSocketFactory.createDirectRawSocket(WebSocketFactory.java:653)
at com.neovisionaries.ws.client.WebSocketFactory.createRawSocket(WebSocketFactory.java:578)
at com.neovisionaries.ws.client.WebSocketFactory.createSocket(WebSocketFactory.java:510)
at com.neovisionaries.ws.client.WebSocketFactory.createSocket(WebSocketFactory.java:490)
at com.neovisionaries.ws.client.WebSocketFactory.createSocket(WebSocketFactory.java:272)
at com.neovisionaries.ws.client.WebSocketFactory.createSocket(WebSocketFactory.java:228)
at net.dv8tion.jda.requests.WebSocketClient.connect(WebSocketClient.java:191)
... 10 more
主类：http://pastebin.com/raw/gKAG2dad
此代码旨在在 Minecraft 服务器上运行，因此 onEnable() 和 onDisable() 方法适用于此。（以及使用 BukkitRunnable 的选项）
编辑：我发现这只会发生有时...