小编Nih*_*kar的帖子

我刚刚开始学习apache spark.我做的第一件事是我试图spark在我的机器上安装.我下载了预制火花1.5.2 hadoop 2.6.当我跑,spark shell我得到了跟随错误

java.lang.RuntimeException: java.lang.NullPointerException
        at     org.apache.hadoop.hive.ql.session.SessionState.start(SessionState.java:522)
        at org.apache.spark.sql.hive.client.ClientWrapper.<init>    (ClientWrapper.scala:171)
    at     org.apache.spark.sql.hive.HiveContext.executionHive$lzycompute(HiveContext.scala    :163)
        at     org.apache.spark.sql.hive.HiveContext.executionHive(HiveContext.scala:161)
        at org.apache.spark.sql.hive.HiveContext.<init>(HiveContext.scala:168)
        at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
        at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source)
        at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source)
    at java.lang.reflect.Constructor.newInstance(Unknown Source)
    at org.apache.spark.repl.SparkILoop.createSQLContext(SparkILoop.scala:1028)
    at $iwC$$iwC.<init>(<console>:9)
    at $iwC.<init>(<console>:18)
    at <init>(<console>:20)
    at .<init>(<console>:24)
    at .<clinit>(<console>)
    at .<init>(<console>:7)
    at .<clinit>(<console>)
    at $print(<console>)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
    at java.lang.reflect.Method.invoke(Unknown Source)
    at org.apache.spark.repl.SparkIMain$ReadEvalPrint.call(SparkIMain.scala:1065)
    at org.apache.spark.repl.SparkIMain$Request.loadAndRun(SparkIMain.scala:1340)
    at org.apache.spark.repl.SparkIMain.loadAndRunReq$1(SparkIMain.scala:840)
    at org.apache.spark.repl.SparkIMain.interpret(SparkIMain.scala:871)
    at org.apache.spark.repl.SparkIMain.interpret(SparkIMain.scala:819)
    at org.apache.spark.repl.SparkILoop.reallyInterpret$1(SparkILoop.scala:857) …