[Error] Failed to call hook 'OnServerInitialized' on plugin 'DynamicPVP v4.2.0' (NullReferenceException: Object reference not set to an instance of an object)
  at Oxide.Plugins.DynamicPVP.GetZoneIDs () [0x00000] in <cfdd4c4386a9412f8b4f62aa1f3856ad>:0
  at Oxide.Plugins.DynamicPVP.DeleteOldDynamicZones () [0x00000] in <cfdd4c4386a9412f8b4f62aa1f3856ad>:0
  at Oxide.Plugins.DynamicPVP.OnServerInitialized () [0x0000a] in <cfdd4c4386a9412f8b4f62aa1f3856ad>:0
  at Oxide.Plugins.DynamicPVP.DirectCallHook (System.String name, System.Object& ret, System.Object[] args) [0x002f3] in <cfdd4c4386a9412f8b4f62aa1f3856ad>:0
  at Oxide.Plugins.CSharpPlugin.InvokeMethod (Oxide.Core.Plugins.HookMethod method, System.Object[] args) [0x00079] in <3606d2af539c45e4b5c61658e6a8b307>:0
  at Oxide.Core.Plugins.CSPlugin.OnCallHook (System.String name, System.Object[] args) [0x000d8] in <c2afd8354b8b4f3ca451cf5a1aa111c3>:0
  at Oxide.Core.Plugins.Plugin.CallHook (System.String hook, System.Object[] args) [0x00060] in <c2afd8354b8b4f3ca451cf5a1aa111c3>:0

Has your ZoneManager been modified? Try using the latest version of ZoneManager....

User Error....

Should be

//Requires: TruePVE
//Requires: ZoneManager
using System;

NOT

//Requires: TruePVE
using System;