18/02/15 23:05:48 ERROR SparkContext: Error initializing SparkContext.

java.net.BindException: 无法指定被请求的地址: Service 'sparkDriver' failed after 16 retries (starting from 0)! Consider explicitly setting the appropriate port for the service 'sparkDriver' (for example spark.ui.port for SparkUI) to an available port or increasing spark.port.maxRetries.

at sun.nio.ch.Net.bind0(Native Method)

at sun.nio.ch.Net.bind(Net.java:444)

at sun.nio.ch.Net.bind(Net.java:436)

at sun.nio.ch.ServerSocketChannelImpl.bind(ServerSocketChannelImpl.java:214)

at io.netty.channel.socket.nio.NioServerSocketChannel.doBind(NioServerSocketChannel.java:127)

at io.netty.channel.AbstractChannel$AbstractUnsafe.bind(AbstractChannel.java:501)

at io.netty.channel.DefaultChannelPipeline$HeadContext.bind(DefaultChannelPipeline.java:1218)

at io.netty.channel.AbstractChannelHandlerContext.invokeBind(AbstractChannelHandlerContext.java:506)

at io.netty.channel.AbstractChannelHandlerContext.bind(AbstractChannelHandlerContext.java:491)

at io.netty.channel.DefaultChannelPipeline.bind(DefaultChannelPipeline.java:965)

at io.netty.channel.AbstractChannel.bind(AbstractChannel.java:210)

at io.netty.bootstrap.AbstractBootstrap$2.run(AbstractBootstrap.java:353)

at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:408)

at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:455)

at io.netty.util.concurrent.SingleThreadEventExecutor$2.run(SingleThreadEventExecutor.java:140)

at io.netty.util.concurrent.DefaultThreadFactory$DefaultRunnableDecorator.run(DefaultThreadFactory.java:144)

at java.lang.Thread.run(Thread.java:744)

java.net.BindException: 无法指定被请求的地址: Service 'sparkDriver' failed after 16 retries (starting from 0)! Consider explicitly setting the appropriate port for the service 'sparkDriver' (for example spark.ui.port for SparkUI) to an available port or increasing spark.port.maxRetries.

  at sun.nio.ch.Net.bind0(Native Method)

  at sun.nio.ch.Net.bind(Net.java:444)

  at sun.nio.ch.Net.bind(Net.java:436)

  at sun.nio.ch.ServerSocketChannelImpl.bind(ServerSocketChannelImpl.java:214)

  at io.netty.channel.socket.nio.NioServerSocketChannel.doBind(NioServerSocketChannel.java:127)

  at io.netty.channel.AbstractChannel$AbstractUnsafe.bind(AbstractChannel.java:501)

  at io.netty.channel.DefaultChannelPipeline$HeadContext.bind(DefaultChannelPipeline.java:1218)

  at io.netty.channel.AbstractChannelHandlerContext.invokeBind(AbstractChannelHandlerContext.java:506)

  at io.netty.channel.AbstractChannelHandlerContext.bind(AbstractChannelHandlerContext.java:491)

  at io.netty.channel.DefaultChannelPipeline.bind(DefaultChannelPipeline.java:965)

  at io.netty.channel.AbstractChannel.bind(AbstractChannel.java:210)

  at io.netty.bootstrap.AbstractBootstrap$2.run(AbstractBootstrap.java:353)

  at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:408)

  at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:455)

  at io.netty.util.concurrent.SingleThreadEventExecutor$2.run(SingleThreadEventExecutor.java:140)

  at io.netty.util.concurrent.DefaultThreadFactory$DefaultRunnableDecorator.run(DefaultThreadFactory.java:144)

  at java.lang.Thread.run(Thread.java:744)

<console>:14: error: not found: value spark

       import spark.implicits._

              ^

<console>:14: error: not found: value spark

       import spark.sql

              ^

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