zone manager error

error

Failed to call internal hook 'OnPlayerSleepEnded' on plugin 'WarMode v1.3.3' [3025469128] (Object reference not set to an instance of an object)
   at bool Oxide.Plugins.WarMode.get_IsUsingZoneManager() in C:/codecarbon3x/carbon/plugins/WarMode.cs:line 3339
   at ModeConfig Oxide.Plugins.WarMode.ForcedPlayerModeFromZone(BasePlayer basePlayer) in C:/codecarbon3x/carbon/plugins/WarMode.cs:line 3343 mods, 162 plgs, 9/13 mdls, 3 exts
   at ModeConfig Oxide.Plugins.WarMode.GetMode(string userid, bool allowOverride) in C:/codecarbon3x/carbon/plugins/WarMode.cs:line 2119
   at ModeConfig Oxide.Plugins.WarModeMethods.ExtensionMethods.GetMode(string userid) in C:/codecarbon3x/carbon/plugins/WarMode.cs:line 1470
   at void Oxide.Plugins.WarMode.UpdateStatusBar(string userid) in C:/codecarbon3x/carbon/plugins/WarMode.cs:line 305
   at void Oxide.Plugins.WarMode.OnPlayerSleepEnded(BasePlayer basePlayer) in C:/codecarbon3x/carbon/plugins/WarMode.cs:line 2795
   at object Oxide.Plugins.WarMode.InternalCallHook(uint hook, object[] args) in WarMode.cs/Internal:line 452

Do you have zone manager installed?

getting this error as well, other extensions don't seem to work either, all throwing errors.