java.lang.NullPointerException

Stack Overflow | qed | 9 months ago
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  1. 0

    Circular dependency in akka actors

    Stack Overflow | 9 months ago | qed
    java.lang.NullPointerException
  2. 0

    `activator testOnly` does not work as expected

    GitHub | 8 months ago | ShahBinoy
    java.lang.NullPointerException: null, took 2.999 sec [error] at controllers.auth.LoginController.authenticate(LoginController.java:51)

    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at vu.co.kaiyin.calculus.stewart.Fetcher$$anonfun$vu$co$kaiyin$calculus$stewart$Fetcher$$fetchFollowers$1.apply()
    2. vu.co.kaiyin
      Fetcher$$anonfun$vu$co$kaiyin$calculus$stewart$Fetcher$$fetchFollowers$1.apply
      1. vu.co.kaiyin.calculus.stewart.Fetcher$$anonfun$vu$co$kaiyin$calculus$stewart$Fetcher$$fetchFollowers$1.apply(GitHubGraph.scala:52)
      2. vu.co.kaiyin.calculus.stewart.Fetcher$$anonfun$vu$co$kaiyin$calculus$stewart$Fetcher$$fetchFollowers$1.apply(GitHubGraph.scala:51)
      2 frames
    3. Scala
      ForkJoinWorkerThread.run
      1. scala.concurrent.impl.CallbackRunnable.run(Promise.scala:32)
      2. scala.concurrent.impl.ExecutionContextImpl$AdaptedForkJoinTask.exec(ExecutionContextImpl.scala:121)
      3. scala.concurrent.forkjoin.ForkJoinTask.doExec(ForkJoinTask.java:260)
      4. scala.concurrent.forkjoin.ForkJoinPool$WorkQueue.pollAndExecAll(ForkJoinPool.java:1253)
      5. scala.concurrent.forkjoin.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1346)
      6. scala.concurrent.forkjoin.ForkJoinPool.runWorker(ForkJoinPool.java:1979)
      7. scala.concurrent.forkjoin.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:107)
      7 frames