Hello!

Failed to call hook 'OnPlayerDisconnected' on plugin 'ZoneManager v3.0.14' (NullReferenceException: Object reference not set to an instance of an object)
  at Oxide.Plugins.ZoneManager.ReverseVelocity (BasePlayer player) [0x0004f] in <4096557af5bb4002b7a1a850c9d3ca43>:0
  at Oxide.Plugins.ZoneManager.EjectPlayer (BasePlayer player, Oxide.Plugins.ZoneManager+Zone zone) [0x00065] in <4096557af5bb4002b7a1a850c9d3ca43>:0
  at Oxide.Plugins.ZoneManager.OnPlayerDisconnected (BasePlayer player) [0x00096] in <4096557af5bb4002b7a1a850c9d3ca43>:0
  at Oxide.Plugins.ZoneManager.DirectCallHook (System.String name, System.Object& ret, System.Object[] args) [0x00435] in <4096557af5bb4002b7a1a850c9d3ca43>:0
  at Oxide.Plugins.CSharpPlugin.InvokeMethod (Oxide.Core.Plugins.HookMethod method, System.Object[] args) [0x00079] in <d09a1f46ca2f4432811bcfe45ad13c7b>:0
  at Oxide.Core.Plugins.CSPlugin.OnCallHook (System.String name, System.Object[] args) [0x000d8] in <cf88a28c7fb44d36890d85a78331cc9d>:0
  at Oxide.Core.Plugins.Plugin.CallHook (System.String hook, System.Object[] args) [0x00060] in <cf88a28c7fb44d36890d85a78331cc9d>:0