java.lang.ClassCastException: java.util.ArrayList cannot be cast to java.util.Set

Atlassian JIRA | Wojciech Seliga | 5 years ago
  1. 0

    Unloading / loading into/from chests throws exception

    GitHub | 1 year ago | zzorn
    java.lang.ClassCastException: java.util.ArrayList cannot be cast to java.util.Set
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  3. 0

    Unloading / loading into/from chests throws exception

    GitHub | 1 year ago | zzorn
    java.lang.ClassCastException: java.util.ArrayList cannot be cast to java.util.Set

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    Root Cause Analysis

    1. java.lang.ClassCastException

      java.util.ArrayList cannot be cast to java.util.Set

      at com.atlassian.jira.user.util.DefaultUserManager.getAllGroups()
    2. com.atlassian.jira
      DefaultUserManager.getAllGroups
      1. com.atlassian.jira.user.util.DefaultUserManager.getAllGroups(DefaultUserManager.java:255)
      1 frame