[03:36:47] [Server thread/WARN]: at
java.util.concurrent.CopyOnWriteArrayList.get(CopyOnWriteArrayList.java:368)
[03:36:47] [Server thread/WARN]: at
java.util.concurrent.CopyOnWriteArrayList.get(CopyOnWriteArrayList.java:377)
[03:36:47] [Server thread/WARN]: at
net.minecraft.server.v1_8_R3.PlayerList.sendAll(PlayerList.java:898)
[03:36:47] [Server thread/WARN]: at net.minecraft.server.v1_8_R3.World$3.a(World.java:205)
[03:36:47] [Server thread/WARN]: at
net.minecraft.server.v1_8_R3.WorldBorder.setSize(WorldBorder.java:167)
[03:36:47] [Server thread/WARN]: at
org.bukkit.craftbukkit.v1_8_R3.CraftWorldBorder.setSize(CraftWorldBorder.java:46)
[03:36:47] [Server thread/WARN]: at
org.bukkit.craftbukkit.v1_8_R3.CraftWorldBorder.setSize(CraftWorldBorder.java:34)
[03:36:47] [Server thread/WARN]: at org.flash.setrankmod.wbf_command.cmd(wbf_command.java:76)
[03:36:47] [Server thread/WARN]: at
org.flash.setrankmod.OnCommand.onCommand(OnCommand.java:128)
[03:36:47] [Server thread/WARN]: at
org.bukkit.command.PluginCommand.execute(PluginCommand.java:44)
[03:36:47] [Server thread/WARN]: at
org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:141)
[03:36:47] [Server thread/WARN]: at
org.bukkit.craftbukkit.v1_8_R3.CraftServer.dispatchCommand(CraftServer.java:641)
[03:36:47] [Server thread/WARN]: at
net.minecraft.server.v1_8_R3.PlayerConnection.handleCommand(PlayerConnection.java:1162)
[03:36:47] [Server thread/WARN]: at
net.minecraft.server.v1_8_R3.PlayerConnection.a(PlayerConnection.java:997)
[03:36:47] [Server thread/WARN]: at
net.minecraft.server.v1_8_R3.PacketPlayInChat.a(PacketPlayInChat.java:45)
[03:36:47] [Server thread/WARN]: at
net.minecraft.server.v1_8_R3.PacketPlayInChat.a(PacketPlayInChat.java:1)
[03:36:47] [Server thread/WARN]: at
net.minecraft.server.v1_8_R3.PlayerConnectionUtils$1.run(SourceFile:13)
[03:36:47] [Server thread/WARN]: at
java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
[03:36:47] [Server thread/WARN]: at java.util.concurrent.FutureTask.run(FutureTask.java:262)
[03:36:47] [Server thread/WARN]: at net.minecraft.server.v1_8_R3.SystemUtils.a(SourceFile:44)
[03:36:47] [Server thread/WARN]: at
net.minecraft.server.v1_8_R3.MinecraftServer.B(MinecraftServer.java:715)
[03:36:47] [Server thread/WARN]: at
net.minecraft.server.v1_8_R3.DedicatedServer.B(DedicatedServer.java:374)
[03:36:47] [Server thread/WARN]: at
net.minecraft.server.v1_8_R3.MinecraftServer.A(MinecraftServer.java:654)
[03:36:47] [Server thread/WARN]: at
net.minecraft.server.v1_8_R3.MinecraftServer.run(MinecraftServer.java:557)
[03:36:47] [Server thread/WARN]: at java.lang.Thread.run(Thread.java:744)
if (args[0].equalsIgnoreCase("set")) {
World w = pl.getWorld();
WorldBorder wb = w.getWorldBorder();
double oldsiz = wb.getSize();
try {
NumberFormat formatter = new DecimalFormat("#0.0");
Double size = Double.parseDouble(args[1]);
size = Double.parseDouble(formatter.format(size));
wb.setSize(size);