Spark Streaming Tutorial Error Message

[xbsd]

The Spark Streaming Tutorial at http://ampcamp.berkeley.edu/big-data-mini-course/realtime-processing-with-spark-streaming.html gives an error message.

[info] Set current project to Tutorial (in build file:/root/training/streaming/scala/)
[info] Updating {file:/root/training/streaming/scala/}scala...
[info] Resolving org.scala-lang#scala-library;2.10 ...
[warn]  module not found: org.scala-lang#scala-library;2.10
[warn] ==== local: tried
[warn]   /root/.ivy2/local/org.scala-lang/scala-library/2.10/ivys/ivy.xml
[warn] ==== public: tried
[warn]   http://repo1.maven.org/maven2/org/scala-lang/scala-library/2.10/scala-library-2.10.pom
[info] Resolving org.scala-lang#scala-compiler;2.10 ...
[warn]  module not found: org.scala-lang#scala-compiler;2.10
[warn] ==== local: tried
[warn]   /root/.ivy2/local/org.scala-lang/scala-compiler/2.10/ivys/ivy.xml
[warn] ==== public: tried
[warn]   http://repo1.maven.org/maven2/org/scala-lang/scala-compiler/2.10/scala-compiler-2.10.pom
[warn]  ::::::::::::::::::::::::::::::::::::::::::::::
[warn]  ::          UNRESOLVED DEPENDENCIES         ::
[warn]  ::::::::::::::::::::::::::::::::::::::::::::::
[warn]  :: org.scala-lang#scala-library;2.10: not found
[warn]  :: org.scala-lang#scala-compiler;2.10: not found
[warn]  ::::::::::::::::::::::::::::::::::::::::::::::
sbt.ResolveException: unresolved dependency: org.scala-lang#scala-library;2.10: not found
unresolved dependency: org.scala-lang#scala-compiler;2.10: not found
    at sbt.IvyActions$.sbt$IvyActions$$resolve(IvyActions.scala:213)
    at sbt.IvyActions$$anonfun$update$1.apply(IvyActions.scala:122)
    at sbt.IvyActions$$anonfun$update$1.apply(IvyActions.scala:121)
    at sbt.IvySbt$Module$$anonfun$withModule$1.apply(Ivy.scala:116)
    at sbt.IvySbt$Module$$anonfun$withModule$1.apply(Ivy.scala:116)
    at sbt.IvySbt$$anonfun$withIvy$1.apply(Ivy.scala:104)
    at sbt.IvySbt.sbt$IvySbt$$action$1(Ivy.scala:51)
    at sbt.IvySbt$$anon$3.call(Ivy.scala:60)
    at xsbt.boot.Locks$GlobalLock.withChannel$1(Locks.scala:98)
    at xsbt.boot.Locks$GlobalLock.xsbt$boot$Locks$GlobalLock$$withChannelRetries$1(Locks.scala:81)
    at xsbt.boot.Locks$GlobalLock$$anonfun$withFileLock$1.apply(Locks.scala:102)
    at xsbt.boot.Using$.withResource(Using.scala:11)
    at xsbt.boot.Using$.apply(Using.scala:10)
    at xsbt.boot.Locks$GlobalLock.ignoringDeadlockAvoided(Locks.scala:62)
    at xsbt.boot.Locks$GlobalLock.withLock(Locks.scala:52)
    at xsbt.boot.Locks$.apply0(Locks.scala:31)
    at xsbt.boot.Locks$.apply(Locks.scala:28)
    at sbt.IvySbt.withDefaultLogger(Ivy.scala:60)
    at sbt.IvySbt.withIvy(Ivy.scala:101)
    at sbt.IvySbt.withIvy(Ivy.scala:97)
    at sbt.IvySbt$Module.withModule(Ivy.scala:116)
    at sbt.IvyActions$.update(IvyActions.scala:121)
    at sbt.Classpaths$$anonfun$sbt$Classpaths$$work$1$1.apply(Defaults.scala:1161)
    at sbt.Classpaths$$anonfun$sbt$Classpaths$$work$1$1.apply(Defaults.scala:1159)
    at sbt.Classpaths$$anonfun$doWork$1$1$$anonfun$73.apply(Defaults.scala:1182)
    at sbt.Classpaths$$anonfun$doWork$1$1$$anonfun$73.apply(Defaults.scala:1180)
    at sbt.Tracked$$anonfun$lastOutput$1.apply(Tracked.scala:35)
    at sbt.Classpaths$$anonfun$doWork$1$1.apply(Defaults.scala:1184)
    at sbt.Classpaths$$anonfun$doWork$1$1.apply(Defaults.scala:1179)
    at sbt.Tracked$$anonfun$inputChanged$1.apply(Tracked.scala:45)
    at sbt.Classpaths$.cachedUpdate(Defaults.scala:1187)
    at sbt.Classpaths$$anonfun$updateTask$1.apply(Defaults.scala:1152)
    at sbt.Classpaths$$anonfun$updateTask$1.apply(Defaults.scala:1130)
    at scala.Function1$$anonfun$compose$1.apply(Function1.scala:47)
    at sbt.$tilde$greater$$anonfun$$u2219$1.apply(TypeFunctions.scala:42)
    at sbt.std.Transform$$anon$4.work(System.scala:64)
    at sbt.Execute$$anonfun$submit$1$$anonfun$apply$1.apply(Execute.scala:237)
    at sbt.Execute$$anonfun$submit$1$$anonfun$apply$1.apply(Execute.scala:237)
    at sbt.ErrorHandling$.wideConvert(ErrorHandling.scala:18)
    at sbt.Execute.work(Execute.scala:244)
    at sbt.Execute$$anonfun$submit$1.apply(Execute.scala:237)
    at sbt.Execute$$anonfun$submit$1.apply(Execute.scala:237)
    at sbt.ConcurrentRestrictions$$anon$4$$anonfun$1.apply(ConcurrentRestrictions.scala:160)
    at sbt.CompletionService$$anon$2.call(CompletionService.scala:30)
    at java.util.concurrent.FutureTask.run(FutureTask.java:262)
    at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
    at java.util.concurrent.FutureTask.run(FutureTask.java:262)
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
    at java.lang.Thread.run(Thread.java:744)
[error] (*:update) sbt.ResolveException: unresolved dependency: org.scala-lang#scala-library;2.10: not found
[error] unresolved dependency: org.scala-lang#scala-compiler;2.10: not found
[error] Total time: 8 s, completed May 21, 2014 6:45:46 PM

[nataren]

I switched build.sbt from scalaVersion := "2.10" to scalaVersion := "2.10.4" and then I was able to compile the sample.