java.util.NoSuchElementException: head of empty list

Apache's JIRA Issue Tracker | David Arthur | 4 years ago
  1. 0

    blog example doesn't work for me

    GitHub | 5 years ago | andyczerwonka
    java.util.NoSuchElementException: head of empty list
  2. 0

    Error following the example

    GitHub | 5 years ago | wkorfhage
    java.util.NoSuchElementException: head of empty list
  3. Speed up your debug routine!

    Automated exception search integrated into your IDE

  4. 0

    Tail recursion not optimized in ForkTests.react

    GitHub | 4 years ago | harrah
    java.util.NoSuchElementException: head of empty list
  5. 0

    Tail recursion not optimized in ForkTests.react

    GitHub | 4 years ago | harrah
    java.util.NoSuchElementException: head of empty list

  1. harshg 1 times, last 8 months ago
2 unregistered visitors
Not finding the right solution?
Take a tour to get the most out of Samebug.

Tired of useless tips?

Automated exception search integrated into your IDE

Root Cause Analysis

  1. java.util.NoSuchElementException

    head of empty list

    at scala.collection.immutable.Nil$.head()
  2. Scala
    Nil$.head
    1. scala.collection.immutable.Nil$.head(List.scala:386)
    2. scala.collection.immutable.Nil$.head(List.scala:383)
    2 frames
  3. Apache Kafka
    Processor.run
    1. kafka.api.TopicMetadataRequest$$anonfun$readFrom$2.apply(TopicMetadataRequest.scala:43)
    2. kafka.api.TopicMetadataRequest$$anonfun$readFrom$2.apply(TopicMetadataRequest.scala:43)
    3. kafka.utils.Logging$class.debug(Logging.scala:51)
    4. kafka.api.TopicMetadataRequest$.debug(TopicMetadataRequest.scala:25)
    5. kafka.api.TopicMetadataRequest$.readFrom(TopicMetadataRequest.scala:43)
    6. kafka.api.RequestKeys$$anonfun$4.apply(RequestKeys.scala:37)
    7. kafka.api.RequestKeys$$anonfun$4.apply(RequestKeys.scala:37)
    8. kafka.network.RequestChannel$Request.<init>(RequestChannel.scala:47)
    9. kafka.network.Processor.read(SocketServer.scala:320)
    10. kafka.network.Processor.run(SocketServer.scala:231)
    10 frames
  4. Java RT
    Thread.run
    1. java.lang.Thread.run(Thread.java:680)
    1 frame