I am getting the same Issue
Failed to call hook 'OnServerInitialized' on plugin 'Shop v1.1.62' (NullReferenceException: Object reference not set to an instance of an object) at Oxide.Plugins.Shop.SelectLayout () [0x00040] in :0 at Oxide.Plugins.Shop.OnServerInitialized () [0x00036] in :0 at Oxide.Plugins.Shop.DirectCallHook (System.String name, System.Object& ret, System.Object[] args) [0x002b1] in :0 at Oxide.Plugins.CSharpPlugin.InvokeMethod (Oxide.Core.Plugins.HookMethod method, System.Object[] args) [0x00079] in :0 at Oxide.Core.Plugins.CSPlugin.OnCallHook (System.String name, System.Object[] args) [0x000d8] in :0 at Oxide.Core.Plugins.Plugin.CallHook (System.String hook, System.Object[] args) [0x00060] in :0