Currently does not work

Currently giving me multiple errors when tried to load up rust server.

18:08 [Error] Failed to call hook 'OnServerSave' on plugin 'StaticLootables v2.8.1' (NullReferenceException: Object reference not set to an instance of an object)
  at Oxide.Plugins.StaticLootables.SaveContainer () [0x0003b] in <72ee93be243c4fb39e800b1eec763855>:0 
  at Oxide.Plugins.StaticLootables.OnServerSave () [0x00000] in <72ee93be243c4fb39e800b1eec763855>:0 
  at Oxide.Plugins.StaticLootables.DirectCallHook (System.String name, System.Object& ret, System.Object[] args) [0x0034d] in <72ee93be243c4fb39e800b1eec763855>:0 
  at Oxide.Plugins.CSharpPlugin.InvokeMethod (Oxide.Core.Plugins.HookMethod method, System.Object[] args) [0x00079] in <09575a60985045248bcb43b20faeeb99>:0 
  at Oxide.Core.Plugins.CSPlugin.OnCallHook (System.String name, System.Object[] args) [0x000d8] in <bae5f1223fce49c493b01571c99dce02>:0 

Failed to call hook 'PinApplyCommand' on plugin 'StaticLootables v2.8.0' (NullReferenceException: Object reference not set to an instance of an object)

at Oxide.Plugins.StaticLootables.PinApplyCommand (ConsoleSystem+Arg arg) [0x00092] in <0bd69cb83e384c0c993a5d5362c649b8>:0

at Oxide.Plugins.StaticLootables.DirectCallHook (System.String name, System.Object& ret, System.Object[] args) [0x001d8] in <0bd69cb83e384c0c993a5d5362c649b8>:0

at Oxide.Plugins.CSharpPlugin.InvokeMethod (Oxide.Core.Plugins.HookMethod method, System.Object[] args) [0x00079] in <09575a60985045248bcb43b20faeeb99>:0

at Oxide.Core.Plugins.CSPlugin.OnCallHook (System.String name, System.Object[] args) [0x000d8] in <bae5f1223fce49c493b01571c99dce02>:0

at Oxide.Core.Plugins.Plugin.CallHook (System.String hook, System.Object[] args) [0x00060] in <bae5f1223fce49c493b01571c99dce02>:0

Mine works after restarting my server computer.