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https://issues.apache.org/jira/browse/SPARK-12736?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Sean Owen updated SPARK-12736:
------------------------------
    Assignee: Jacek Laskowski

> Standalone Master cannot be started due to NoClassDefFoundError: 
> org/spark-project/guava/collect/Maps
> -----------------------------------------------------------------------------------------------------
>
>                 Key: SPARK-12736
>                 URL: https://issues.apache.org/jira/browse/SPARK-12736
>             Project: Spark
>          Issue Type: Bug
>          Components: Deploy, Spark Core
>    Affects Versions: 2.0.0
>            Reporter: Jacek Laskowski
>            Assignee: Jacek Laskowski
>             Fix For: 2.0.0
>
>
> After 
> https://github.com/apache/spark/commit/659fd9d04b988d48960eac4f352ca37066f43f5c
>  starting standalone Master (using {{./sbin/start-master.sh}}) fails with the 
> following exception:
> {code}
> Spark Command: 
> /Library/Java/JavaVirtualMachines/Current/Contents/Home/bin/java
> -cp 
> /Users/jacek/dev/oss/spark/conf/:/Users/jacek/dev/oss/spark/assembly/target/scala-2.11/spark-assembly-2.0.0-SNAPSHOT-hadoop2.7.1.jar:/Users/jacek/dev/oss/spark/lib_managed/jars/datanucleus-api-jdo-3.2.6.jar:/Users/jacek/dev/oss/spark/lib_managed/jars/datanucleus-core-3.2.10.jar:/Users/jacek/dev/oss/spark/lib_managed/jars/datanucleus-rdbms-3.2.9.jar
> -Xms1g -Xmx1g org.apache.spark.deploy.master.Master --ip japila.local
> --port 7077 --webui-port 8080
> ========================================
> Setting default log level to "WARN".
> To adjust logging level use sc.setLogLevel(newLevel).
> Exception in thread "main" java.lang.NoClassDefFoundError:
> org/spark-project/guava/collect/Maps
>         at 
> org.apache.hadoop.metrics2.lib.MetricsRegistry.<init>(MetricsRegistry.java:42)
>         at 
> org.apache.hadoop.metrics2.impl.MetricsSystemImpl.<init>(MetricsSystemImpl.java:94)
>         at 
> org.apache.hadoop.metrics2.impl.MetricsSystemImpl.<init>(MetricsSystemImpl.java:141)
>         at 
> org.apache.hadoop.metrics2.lib.DefaultMetricsSystem.<init>(DefaultMetricsSystem.java:38)
>         at 
> org.apache.hadoop.metrics2.lib.DefaultMetricsSystem.<clinit>(DefaultMetricsSystem.java:36)
>         at 
> org.apache.hadoop.security.UserGroupInformation$UgiMetrics.create(UserGroupInformation.java:120)
>         at 
> org.apache.hadoop.security.UserGroupInformation.<clinit>(UserGroupInformation.java:236)
>         at 
> org.apache.spark.util.Utils$$anonfun$getCurrentUserName$1.apply(Utils.scala:2156)
>         at 
> org.apache.spark.util.Utils$$anonfun$getCurrentUserName$1.apply(Utils.scala:2156)
>         at scala.Option.getOrElse(Option.scala:121)
>         at org.apache.spark.util.Utils$.getCurrentUserName(Utils.scala:2156)
>         at org.apache.spark.SecurityManager.<init>(SecurityManager.scala:214)
>         at 
> org.apache.spark.deploy.master.Master$.startRpcEnvAndEndpoint(Master.scala:1108)
>         at org.apache.spark.deploy.master.Master$.main(Master.scala:1093)
>         at org.apache.spark.deploy.master.Master.main(Master.scala)
> Caused by: java.lang.ClassNotFoundException:
> org.spark-project.guava.collect.Maps
>         at java.net.URLClassLoader.findClass(URLClassLoader.java:381)
>         at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
>         at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:331)
>         at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
>         ... 15 more
> {code}



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