java.lang.NullPointerException

GitHub | deanchen | 3 months ago
  1. 0

    Null datetype value causing NPE

    GitHub | 3 months ago | deanchen
    java.lang.NullPointerException
  2. 0

    Android: Saving Map State in Google map

    Stack Overflow | 11 months ago | Junie Negentien
    java.lang.RuntimeException: Unable to resume activity {com.ourThesis.junieNegentien2015/com.ourThesis.junieNegentien2015.MainActivity}: java.lang.NullPointerException
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    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at sparklyr.Utils$$anonfun$2.apply()
    2. sparklyr
      Utils$$anonfun$2.apply
      1. sparklyr.Utils$$anonfun$2.apply(utils.scala:127)
      2. sparklyr.Utils$$anonfun$2.apply(utils.scala:125)
      2 frames
    3. Scala
      ArrayOps$ofRef.map
      1. scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:234)
      2. scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:234)
      3. scala.collection.IndexedSeqOptimized$class.foreach(IndexedSeqOptimized.scala:33)
      4. scala.collection.mutable.ArrayOps$ofRef.foreach(ArrayOps.scala:186)
      5. scala.collection.TraversableLike$class.map(TraversableLike.scala:234)
      6. scala.collection.mutable.ArrayOps$ofRef.map(ArrayOps.scala:186)
      6 frames
    4. sparklyr
      Utils$$anonfun$collect$1.apply
      1. sparklyr.Utils$.collectImplForceString(utils.scala:125)
      2. sparklyr.Utils$.collectImpl(utils.scala:173)
      3. sparklyr.Utils$$anonfun$collect$1.apply(utils.scala:183)
      4. sparklyr.Utils$$anonfun$collect$1.apply(utils.scala:183)
      4 frames
    5. Scala
      AbstractTraversable.map
      1. scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:234)
      2. scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:234)
      3. scala.collection.immutable.Range.foreach(Range.scala:160)
      4. scala.collection.TraversableLike$class.map(TraversableLike.scala:234)
      5. scala.collection.AbstractTraversable.map(Traversable.scala:104)
      5 frames
    6. sparklyr
      Utils.collect
      1. sparklyr.Utils$.collect(utils.scala:183)
      2. sparklyr.Utils.collect(utils.scala)
      2 frames
    7. Java RT
      Method.invoke
      1. sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      2. sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
      3. sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
      4. java.lang.reflect.Method.invoke(Method.java:498)
      4 frames
    8. sparklyr
      Handler.channelRead0
      1. sparklyr.Handler.handleMethodCall(handler.scala:118)
      2. sparklyr.Handler.channelRead0(handler.scala:63)
      3. sparklyr.Handler.channelRead0(handler.scala:15)
      3 frames
    9. Netty
      DefaultThreadFactory$DefaultRunnableDecorator.run
      1. io.netty.channel.SimpleChannelInboundHandler.channelRead(SimpleChannelInboundHandler.java:105)
      2. io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:308)
      3. io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:294)
      4. io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
      5. io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:308)
      6. io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:294)
      7. io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:244)
      8. io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:308)
      9. io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:294)
      10. io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:846)
      11. io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:131)
      12. io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:511)
      13. io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:468)
      14. io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:382)
      15. io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:354)
      16. io.netty.util.concurrent.SingleThreadEventExecutor$2.run(SingleThreadEventExecutor.java:111)
      17. io.netty.util.concurrent.DefaultThreadFactory$DefaultRunnableDecorator.run(DefaultThreadFactory.java:137)
      17 frames
    10. Java RT
      Thread.run
      1. java.lang.Thread.run(Thread.java:745)
      1 frame