15/12/16 10:28:12 ERROR ExecutorClassLoader: Failed to check existence of class ByteBuffer on REPL class server at spark://172.18.128.12:51675/classes
java.nio.channels.AsynchronousCloseException
  at java.nio.channels.spi.AbstractInterruptibleChannel.end(AbstractInterruptibleChannel.java:205)
  at sun.nio.ch.SourceChannelImpl.read(SourceChannelImpl.java:173)
  at org.apache.spark.rpc.netty.NettyRpcEnv$FileDownloadChannel$$anonfun$1.apply$mcI$sp(NettyRpcEnv.scala:367)
  at org.apache.spark.rpc.netty.NettyRpcEnv$FileDownloadChannel$$anonfun$1.apply(NettyRpcEnv.scala:367)
  at org.apache.spark.rpc.netty.NettyRpcEnv$FileDownloadChannel$$anonfun$1.apply(NettyRpcEnv.scala:367)
  at scala.util.Try$.apply(Try.scala:161)
  at org.apache.spark.rpc.netty.NettyRpcEnv$FileDownloadChannel.read(NettyRpcEnv.scala:367)
  at sun.nio.ch.ChannelInputStream.read(ChannelInputStream.java:65)
  at sun.nio.ch.ChannelInputStream.read(ChannelInputStream.java:109)
  at sun.nio.ch.ChannelInputStream.read(ChannelInputStream.java:103)
  at java.io.InputStream.read(InputStream.java:101)
  at org.apache.spark.repl.ExecutorClassLoader.readAndTransformClass(ExecutorClassLoader.scala:194)
  at org.apache.spark.repl.ExecutorClassLoader.findClassLocally(ExecutorClassLoader.scala:153)
  at org.apache.spark.repl.ExecutorClassLoader.findClass(ExecutorClassLoader.scala:80)

15/12/16 10:28:12 ERROR TransportRequestHandler: Error opening stream /classes/ByteOrder.class for request from /172.18.128.12:42236
java.lang.IllegalArgumentException: requirement failed: File not found: /classes/ByteOrder.class
  at scala.Predef$.require(Predef.scala:233)
  at org.apache.spark.rpc.netty.NettyStreamManager.openStream(NettyStreamManager.scala:60)
  at org.apache.spark.network.server.TransportRequestHandler.processStreamRequest(TransportRequestHandler.java:136)
  at org.apache.spark.network.server.TransportRequestHandler.handle(TransportRequestHandler.java:106)
  at org.apache.spark.network.server.TransportChannelHandler.channelRead0(TransportChannelHandler.java:104)
  at org.apache.spark.network.server.TransportChannelHandler.channelRead0(TransportChannelHandler.java:51)
  at io.netty.channel.SimpleChannelInboundHandler.channelRead(SimpleChannelInboundHandler.java:105)
  at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:308)
  at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:294)
  at io.netty.handler.timeout.IdleStateHandler.channelRead(IdleStateHandler.java:266)
  at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:308)
  at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:294)
  at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
  at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:308)
  at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:294)
  at org.apache.spark.network.util.TransportFrameDecoder.channelRead(TransportFrameDecoder.java:86)
15/12/16 10:28:12 ERROR NettyRpcEnv: Error downloading stream /classes/org/apache/spark/sql/catalyst/expressions/GeneratedClass.class.
java.lang.RuntimeException: java.lang.IllegalArgumentException: requirement failed: File not found: /classes/org/apache/spark/sql/catalyst/expressions/GeneratedClass.class
  at scala.Predef$.require(Predef.scala:233)
  at org.apache.spark.rpc.netty.NettyStreamManager.openStream(NettyStreamManager.scala:60)
  at org.apache.spark.network.server.TransportRequestHandler.processStreamRequest(TransportRequestHandler.java:136)
  at org.apache.spark.network.server.TransportRequestHandler.handle(TransportRequestHandler.java:106)
  at org.apache.spark.network.server.TransportChannelHandler.channelRead0(TransportChannelHandler.java:104)
  at org.apache.spark.network.server.TransportChannelHandler.channelRead0(TransportChannelHandler.java:51)
  at io.netty.channel.SimpleChannelInboundHandler.channelRead(SimpleChannelInboundHandler.java:105)
  at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:308)
  at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:294)
  at io.netty.handler.timeout.IdleStateHandler.channelRead(IdleStateHandler.java:266)
  at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:308)
  at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:294)
  at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
  at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:308)
  at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:294)
  at org.apache.spark.network.util.TransportFrameDecoder.channelRead(TransportFrameDecoder.java:86)
  at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:308)
  at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:294)
  at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:846)
  at io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:131)
  at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:511)
  at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:468)
  at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:382)
  at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:354)