用idea+maven编译打包spark project core错误：java.lang.RuntimeException: Unable to load a Suite class

Discovery starting.
*** RUN ABORTED ***
  java.lang.RuntimeException: Unable to load a Suite class that was discovered in the runpath: org.apache.spark.util.MutableURLClassLoaderSuite
  at org.scalatest.tools.DiscoverySuite$.getSuiteInstance(DiscoverySuite.scala:84)
  at org.scalatest.tools.DiscoverySuite$$anonfun$1.apply(DiscoverySuite.scala:38)
  at org.scalatest.tools.DiscoverySuite$$anonfun$1.apply(DiscoverySuite.scala:37)
  at scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:234)
  at scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:234)
  at scala.collection.Iterator$class.foreach(Iterator.scala:893)
  at scala.collection.AbstractIterator.foreach(Iterator.scala:1336)
  at scala.collection.IterableLike$class.foreach(IterableLike.scala:72)
  at scala.collection.AbstractIterable.foreach(Iterable.scala:54)
  at scala.collection.TraversableLike$class.map(TraversableLike.scala:234)
  ...
  Cause: java.lang.NullPointerException:
  at org.apache.spark.TestUtils$.createCompiledClass(TestUtils.scala:142)
  at org.apache.spark.TestUtils$.createCompiledClass(TestUtils.scala:168)
  at org.apache.spark.TestUtils$$anonfun$2.apply(TestUtils.scala:65)
  at org.apache.spark.TestUtils$$anonfun$2.apply(TestUtils.scala:64)
  at scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:234)
  at scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:234)
  at scala.collection.immutable.List.foreach(List.scala:381)
  at scala.collection.TraversableLike$class.map(TraversableLike.scala:234)
  at scala.collection.immutable.List.map(List.scala:285)
  at org.apache.spark.TestUtils$.createJarWithClasses(TestUtils.scala:64)
  ...
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 02:00 min
[INFO] Finished at: 2018-05-08T17:34:42+08:00
[INFO] Final Memory: 78M/825M
[INFO] ------------------------------------------------------------------------
[ERROR] Failed to execute goal org.scalatest:scalatest-maven-plugin:1.0:test (test) on project spark-core_2.11: There are test failures -> [Help 1]
[ERROR]
[ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch.
[ERROR] Re-run Maven using the -X switch to enable full debug logging.
[ERROR]
[ERROR] For more information about the errors and possible solutions, please read the following articles:
[ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/MojoFailureException
Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=512M; support was removed in 8.0

　　未解决。

原文地址：https://www.cnblogs.com/moonlightml/p/9009737.html