head of empty list

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Solutions on the web281

  • via GitHub by pfn
    , 11 months ago
    head of empty list
  • via GitHub by nlpenguin
    , 1 year ago
    head of empty list
  • via Google Groups by Nguyen Hai, 3 weeks ago
    head of empty list
  • Stack trace

    • java.util.NoSuchElementException: head of empty list at scala.collection.immutable.Nil$.head(List.scala:386) at scala.collection.immutable.Nil$.head(List.scala:383) at kafka.api.TopicMetadataRequest$$anonfun$readFrom$2.apply(TopicMetadataRequest.scala:43) at kafka.api.TopicMetadataRequest$$anonfun$readFrom$2.apply(TopicMetadataRequest.scala:43) at kafka.utils.Logging$class.debug(Logging.scala:51) at kafka.api.TopicMetadataRequest$.debug(TopicMetadataRequest.scala:25) at kafka.api.TopicMetadataRequest$.readFrom(TopicMetadataRequest.scala:43) at kafka.api.RequestKeys$$anonfun$4.apply(RequestKeys.scala:37) at kafka.api.RequestKeys$$anonfun$4.apply(RequestKeys.scala:37) at$Request.<init>(RequestChannel.scala:47) at at at

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