Unknown exception when operating an ATM

[Polyana-Fontes]

The cause is unknown yet

[08:08:20] [Server thread/INFO]: Button: 5
[08:08:20] [Server thread/WARN]: Invalid operation 5
[08:08:24] [Server thread/INFO]: WellyngtonMC issued server command: /heal
[08:08:26] [Server thread/INFO]: Button: 1
[08:08:26] [Server thread/WARN]: java.lang.NullPointerException
[08:08:26] [Server thread/WARN]:        at br.com.gamemods.universalcoinsserver.tile.TileCardStation.onButtonPressed(TileCardStation.java:570)
[08:08:26] [Server thread/WARN]:        at br.com.gamemods.universalcoinsserver.net.ButtonMessage.onMessage(ButtonMessage.java:49)
[08:08:26] [Server thread/WARN]:        at br.com.gamemods.universalcoinsserver.net.ButtonMessage.onMessage(ButtonMessage.java:13)
[08:08:26] [Server thread/WARN]:        at cpw.mods.fml.common.network.simpleimpl.SimpleChannelHandlerWrapper.channelRead0(SimpleChannelHandlerWrapper.java:37)
[08:08:26] [Server thread/WARN]:        at cpw.mods.fml.common.network.simpleimpl.SimpleChannelHandlerWrapper.channelRead0(SimpleChannelHandlerWrapper.java:17)
[08:08:26] [Server thread/WARN]:        at io.netty.channel.SimpleChannelInboundHandler.channelRead(SimpleChannelInboundHandler.java:98)
[08:08:26] [Server thread/WARN]:        at io.netty.channel.DefaultChannelHandlerContext.invokeChannelRead(DefaultChannelHandlerContext.java:337)
[08:08:26] [Server thread/WARN]:        at io.netty.channel.DefaultChannelHandlerContext.fireChannelRead(DefaultChannelHandlerContext.java:323)
[08:08:26] [Server thread/WARN]:        at io.netty.channel.SimpleChannelInboundHandler.channelRead(SimpleChannelInboundHandler.java:101)
[08:08:26] [Server thread/WARN]:        at io.netty.channel.DefaultChannelHandlerContext.invokeChannelRead(DefaultChannelHandlerContext.java:337)
[08:08:26] [Server thread/WARN]:        at io.netty.channel.DefaultChannelHandlerContext.fireChannelRead(DefaultChannelHandlerContext.java:323)
[08:08:26] [Server thread/WARN]:        at io.netty.channel.SimpleChannelInboundHandler.channelRead(SimpleChannelInboundHandler.java:101)
[08:08:26] [Server thread/WARN]:        at io.netty.channel.DefaultChannelHandlerContext.invokeChannelRead(DefaultChannelHandlerContext.java:337)
[08:08:26] [Server thread/WARN]:        at io.netty.channel.DefaultChannelHandlerContext.fireChannelRead(DefaultChannelHandlerContext.java:323)
[08:08:26] [Server thread/WARN]:        at io.netty.channel.SimpleChannelInboundHandler.channelRead(SimpleChannelInboundHandler.java:101)
[08:08:26] [Server thread/WARN]:        at io.netty.channel.DefaultChannelHandlerContext.invokeChannelRead(DefaultChannelHandlerContext.java:337)
[08:08:26] [Server thread/WARN]:        at io.netty.channel.DefaultChannelHandlerContext.fireChannelRead(DefaultChannelHandlerContext.java:323)
[08:08:26] [Server thread/WARN]:        at io.netty.channel.SimpleChannelInboundHandler.channelRead(SimpleChannelInboundHandler.java:101)
[08:08:26] [Server thread/WARN]:        at io.netty.channel.DefaultChannelHandlerContext.invokeChannelRead(DefaultChannelHandlerContext.java:337)
[08:08:26] [Server thread/WARN]:        at io.netty.channel.DefaultChannelHandlerContext.fireChannelRead(DefaultChannelHandlerContext.java:323)
[08:08:26] [Server thread/WARN]:        at io.netty.channel.SimpleChannelInboundHandler.channelRead(SimpleChannelInboundHandler.java:101)
[08:08:26] [Server thread/WARN]:        at io.netty.channel.DefaultChannelHandlerContext.invokeChannelRead(DefaultChannelHandlerContext.java:337)
[08:08:26] [Server thread/WARN]:        at io.netty.channel.DefaultChannelHandlerContext.fireChannelRead(DefaultChannelHandlerContext.java:323)
[08:08:26] [Server thread/WARN]:        at io.netty.channel.SimpleChannelInboundHandler.channelRead(SimpleChannelInboundHandler.java:101)
[08:08:26] [Server thread/WARN]:        at io.netty.channel.DefaultChannelHandlerContext.invokeChannelRead(DefaultChannelHandlerContext.java:337)
[08:08:26] [Server thread/WARN]:        at io.netty.channel.DefaultChannelHandlerContext.fireChannelRead(DefaultChannelHandlerContext.java:323)
[08:08:26] [Server thread/WARN]:        at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
[08:08:26] [Server thread/WARN]:        at io.netty.handler.codec.MessageToMessageCodec.channelRead(MessageToMessageCodec.java:111)
[08:08:26] [Server thread/WARN]:        at io.netty.channel.DefaultChannelHandlerContext.invokeChannelRead(DefaultChannelHandlerContext.java:337)
[08:08:26] [Server thread/WARN]:        at io.netty.channel.DefaultChannelHandlerContext.fireChannelRead(DefaultChannelHandlerContext.java:323)
[08:08:26] [Server thread/WARN]:        at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:785)
[08:08:26] [Server thread/WARN]:        at io.netty.channel.embedded.EmbeddedChannel.writeInbound(EmbeddedChannel.java:169)
[08:08:26] [Server thread/WARN]:        at cpw.mods.fml.common.network.internal.FMLProxyPacket.func_148833_a(FMLProxyPacket.java:77)
[08:08:26] [Server thread/WARN]:        at net.minecraft.network.NetworkManager.func_74428_b(NetworkManager.java:245)
[08:08:26] [Server thread/WARN]:        at net.minecraft.network.NetworkSystem.func_151269_c(NetworkSystem.java:181)
[08:08:26] [Server thread/WARN]:        at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:1023)
[08:08:26] [Server thread/WARN]:        at net.minecraft.server.dedicated.DedicatedServer.func_71190_q(DedicatedServer.java:432)
[08:08:26] [Server thread/WARN]:        at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:841)
[08:08:26] [Server thread/WARN]:        at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:693)
[08:08:26] [Server thread/WARN]:        at java.lang.Thread.run(Thread.java:745)
[08:08:26] [Server thread/INFO]: CardStation update. last:1792991815 current:1821620966