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  1. ,
    Expert tip

    Check if you didn't forget to instantiate your topic in the kafka broker.

  2. ,

    This error comes up in the old version of spring-test , you should update tospring test 4.3.2

Solutions on the web

via GitHub by shyamraj242
, 1 year ago
Execution exception[[RuntimeException: Could not find class com.linkedin.drelephant.mapreduce.fetchers.MapReduceFetcherHadoop2]]
via GitHub by henryon
, 1 year ago
Execution exception[[RuntimeException: Could not find class com.linkedin.drelephant.mapreduce.MapReduceFetcherHadoop2]]
via GitHub by neilferreira
, 2 years ago
Execution exception[[RuntimeException: java.lang.OutOfMemoryError: Java heap space]]
via GitHub by cyril-r
, 2 years ago
Execution exception[[PersistenceException: No ScalarType registered for class models.m_core_user.MUser]]
via GitHub by cyril-r
, 2 years ago
Execution exception[[NullPointerException: null]]
via GitHub by Shnkc
, 2 years ago
Execution exception[[NullPointerException: null]]
java.lang.ClassNotFoundException: com.linkedin.drelephant.mapreduce.fetchers.MapReduceFetcherHadoop2	at java.net.URLClassLoader$1.run(URLClassLoader.java:366)	at java.net.URLClassLoader$1.run(URLClassLoader.java:355)	at java.security.AccessController.doPrivileged(Native Method)	at java.net.URLClassLoader.findClass(URLClassLoader.java:354)	at java.lang.ClassLoader.loadClass(ClassLoader.java:425)	at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:308)	at java.lang.ClassLoader.loadClass(ClassLoader.java:358)	at com.linkedin.drelephant.ElephantContext.loadFetchers(ElephantContext.java:108)	at com.linkedin.drelephant.ElephantContext.loadConfiguration(ElephantContext.java:90)	at com.linkedin.drelephant.ElephantContext.(ElephantContext.java:86)	at com.linkedin.drelephant.ElephantContext.instance(ElephantContext.java:79)	at views.html.page.searchPage$.apply(searchPage.template.scala:85)	at views.html.page.searchPage$.render(searchPage.template.scala:148)	at views.html.page.searchPage.render(searchPage.template.scala)	at controllers.Application.search(Application.java:208)	at undefined.Routes$$anonfun$routes$1$$anonfun$applyOrElse$3$$anonfun$apply$3.apply(routes_routing.scala:113)	at undefined.Routes$$anonfun$routes$1$$anonfun$applyOrElse$3$$anonfun$apply$3.apply(routes_routing.scala:113)	at play.core.Router$HandlerInvoker$$anon$7$$anon$2.invocation(Router.scala:183)	at play.core.Router$Routes$$anon$1.invocation(Router.scala:377)	at play.core.j.JavaAction$$anon$1.call(JavaAction.scala:56)	at play.GlobalSettings$1.call(GlobalSettings.java:64)	at play.core.j.JavaAction$$anon$3.apply(JavaAction.scala:91)	at play.core.j.JavaAction$$anon$3.apply(JavaAction.scala:90)	at play.core.j.FPromiseHelper$$anonfun$flatMap$1.apply(FPromiseHelper.scala:82)	at play.core.j.FPromiseHelper$$anonfun$flatMap$1.apply(FPromiseHelper.scala:82)	at scala.concurrent.Future$$anonfun$flatMap$1.apply(Future.scala:251)	at scala.concurrent.Future$$anonfun$flatMap$1.apply(Future.scala:249)	at scala.concurrent.impl.CallbackRunnable.run(Promise.scala:32)	at play.core.j.HttpExecutionContext$$anon$2.run(HttpExecutionContext.scala:37)	at akka.dispatch.TaskInvocation.run(AbstractDispatcher.scala:42)	at akka.dispatch.ForkJoinExecutorConfigurator$AkkaForkJoinTask.exec(AbstractDispatcher.scala:386)	at scala.concurrent.forkjoin.ForkJoinTask.doExec(ForkJoinTask.java:260)	at scala.concurrent.forkjoin.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1339)	at scala.concurrent.forkjoin.ForkJoinPool.runWorker(ForkJoinPool.java:1979)	at scala.concurrent.forkjoin.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:107)