java.lang.IllegalArgumentException: Flat hash tables cannot contain null elements.

Scala JIRA | James Iry | 4 years ago
  1. 0

    [SI-6908] FlatHashTable and things that depend on it like mutable.HashSet cannot store nulls - Scala

    scala-lang.org | 1 year ago
    java.lang.IllegalArgumentException: Flat hash tables cannot contain null elements.
  2. 0

    Smart Code Completion: IllegalArgumentException at ScalaSmartCompletionContributor$.convertTypeToLookupElement()

    YouTrack | 5 years ago
    java.lang.IllegalArgumentException: Flat hash tables cannot contain null elements.
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  4. 0

    [scala-internals] My first type macro - is broken :-( - Grokbase

    grokbase.com | 1 year ago
    java.lang.IllegalArgumentException: Flat hash tables cannot contain null elements.

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    Root Cause Analysis

    1. java.lang.IllegalArgumentException

      Flat hash tables cannot contain null elements.

      at scala.collection.mutable.FlatHashTable$HashUtils$class.elemHashCode()
    2. Scala
      HashSet.contains
      1. scala.collection.mutable.FlatHashTable$HashUtils$class.elemHashCode(FlatHashTable.scala:348)
      2. scala.collection.mutable.HashSet.elemHashCode(HashSet.scala:41)
      3. scala.collection.mutable.FlatHashTable$class.containsEntry(FlatHashTable.scala:109)
      4. scala.collection.mutable.HashSet.containsEntry(HashSet.scala:41)
      5. scala.collection.mutable.HashSet.contains(HashSet.scala:57)
      5 frames