下午 03:35:21 [severe]  java.lang.reflect.InvocationTargetException
下午 03:35:21 [severe]    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
下午 03:35:21 [severe]    at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
下午 03:35:21 [severe]    at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
下午 03:35:21 [severe]    at java.lang.reflect.Method.invoke(Unknown Source)
下午 03:35:21 [severe]    at net.dandielo.citizens.trader.CommandManager$CommandBinding.execute(CommandManager.java:228)
下午 03:35:21 [severe]    at net.dandielo.citizens.trader.CommandManager.execute(CommandManager.java:84)
下午 03:35:21 [severe]    at net.dandielo.citizens.trader.commands.TradersExecutor.onCommand(TradersExecutor.java:35)
下午 03:35:21 [severe]    at org.bukkit.command.PluginCommand.execute(PluginCommand.java:44)
下午 03:35:21 [severe]    at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:189)
下午 03:35:21 [severe]    at org.bukkit.craftbukkit.v1_5_R3.CraftServer.dispatchCommand(CraftServer.java:550)
下午 03:35:21 [severe]    at net.minecraft.server.PlayerConnection.handleCommand(PlayerConnection.java:986)
下午 03:35:21 [severe]    at net.minecraft.server.PlayerConnection.chat(PlayerConnection.java:902)
下午 03:35:21 [severe]    at net.minecraft.server.PlayerConnection.a(PlayerConnection.java:847)
下午 03:35:21 [severe]    at net.minecraft.server.Packet3Chat.handle(Packet3Chat.java:44)
下午 03:35:21 [severe]    at org.spigotmc.netty.NettyNetworkManager.b(NettyNetworkManager.java:194)
下午 03:35:21 [severe]    at net.minecraft.server.PlayerConnection.d(PlayerConnection.java:116)
下午 03:35:21 [severe]    at net.minecraft.server.ServerConnection.b(SourceFile:35)
下午 03:35:21 [severe]    at org.spigotmc.MultiplexingServerConnection.b(MultiplexingServerConnection.java:73)
下午 03:35:21 [severe]    at net.minecraft.server.MinecraftServer.r(MinecraftServer.java:590)
下午 03:35:21 [severe]    at net.minecraft.server.DedicatedServer.r(DedicatedServer.java:224)
下午 03:35:22 [severe]    at net.minecraft.server.MinecraftServer.q(MinecraftServer.java:477)
下午 03:35:22 [severe]    at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:409)
下午 03:35:22 [severe]    at net.minecraft.server.ThreadServerApplication.run(SourceFile:573)
下午 03:35:22 [severe]  Caused by: java.lang.IllegalStateException: Error loading patterns file
下午 03:35:22 [severe]    at net.dandielo.citizens.trader.patterns.PatternsManager.reload(PatternsManager.java:100)
下午 03:35:22 [severe]    at net.dandielo.citizens.trader.commands.core.TraderCommands.tradePatternReload(TraderCommands.java:371)
下午 03:35:22 [severe]    at net.dandielo.citizens.trader.commands.core.TraderCommands.tradePatternSave(TraderCommands.java:340)
下午 03:35:22 [severe]    ... 23 more
下午 03:35:22 [severe]  Caused by: java.lang.NullPointerException
下午 03:35:22 [severe]    at net.dandielo.citizens.trader.patterns.PatternsManager.createPattern(PatternsManager.java:172)
下午 03:35:22 [severe]    at net.dandielo.citizens.trader.patterns.PatternsManager.reload(PatternsManager.java:85)
下午 03:35:22 [severe]    ... 25 more