Failed to call hook 'OnEntitySpawned' on plugin 'InfoPanel v1.0.0' (NullReferenceException: Object reference not set to an instance of an object)
  at Oxide.Plugins.InfoPanel.OnEntitySpawned (BaseEntity Entity) [0x000cc] in <d439b9c1f9de4d50a16b832bbfdae9bc>:0
  at Oxide.Plugins.InfoPanel.DirectCallHook (System.String name, System.Object& ret, System.Object[] args) [0x0063e] in <d439b9c1f9de4d50a16b832bbfdae9bc>:0
  at Oxide.Plugins.CSharpPlugin.InvokeMethod (Oxide.Core.Plugins.HookMethod method, System.Object[] args) [0x00079] in <9affce1cd15c4ec183941adef8db1722>:0
  at Oxide.Core.Plugins.CSPlugin.OnCallHook (System.String name, System.Object[] args) [0x000d8] in <4452f821def6406d834e4149849fe7ea>:0
  at Oxide.Core.Plugins.Plugin.CallHook (System.String hook, System.Object[] args) [0x00060] in <4452f821def6406d834e4149849fe7ea>:0

Only when server start apparently

Tanki

Failed to call hook 'OnEntitySpawned' on plugin 'InfoPanel v1.0.0' (NullReferenceException: Object reference not set to an instance of an object)
  at Oxide.Plugins.InfoPanel.OnEntitySpawned (BaseEntity Entity) [0x000cc] in <d439b9c1f9de4d50a16b832bbfdae9bc>:0
  at Oxide.Plugins.InfoPanel.DirectCallHook (System.String name, System.Object& ret, System.Object[] args) [0x0063e] in <d439b9c1f9de4d50a16b832bbfdae9bc>:0
  at Oxide.Plugins.CSharpPlugin.InvokeMethod (Oxide.Core.Plugins.HookMethod method, System.Object[] args) [0x00079] in <9affce1cd15c4ec183941adef8db1722>:0
  at Oxide.Core.Plugins.CSPlugin.OnCallHook (System.String name, System.Object[] args) [0x000d8] in <4452f821def6406d834e4149849fe7ea>:0
  at Oxide.Core.Plugins.Plugin.CallHook (System.String hook, System.Object[] args) [0x00060] in <4452f821def6406d834e4149849fe7ea>:0

Only when server start apparently

Odd on my test server it's working perfectly fine, could you try backing up and then deleting the config?
I have a few competitions today so I won't be able to take an in-depth look for a few hours.

Tanki

No error with fresh config

Gotcha, must be a configuration error then.

Default

Gotcha, must be a configuration error then.

back to my config:

o.reload InfoPanel
InfoPanel was compiled successfully in 1840ms
Unloaded plugin InfoPanel v1.0.0 by Default
Calling 'OnServerInitialized' on 'InfoPanel v1.0.0' took 265ms
Loaded plugin InfoPanel v1.0.0 by Default

No error... error appear only at start... have you a idea? i've added only chinook and cargoship (found here):

"CargoShipEvent": {
      "AnchorX": "Left",
      "AnchorY": "Bottom",
      "Autoload": true,
      "Available": true,
      "BackgroundColor": "0 0 0 0.4",
      "Dock": "TopLeftDock",
      "FadeOut": 0.0,
      "Height": 0.95,
      "Image": {
        "AnchorX": "Left",
        "AnchorY": "Bottom",
        "Available": true,
        "BackgroundColor": "0 0 0 0.4",
        "Height": 0.8,
        "Margin": "0 0.15 0.1 0.1",
        "Order": 1,
        "Url": "https://i.imgur.com/WQiNxyM.png",
        "Width": 0.8
      },
      "Margin": "0 0 0 0.01",
      "Order": 5,
      "PanelSettings": {
        "ActiveColor": "1 1 0 4",
        "InactiveColor": "1 1 1 0.1"
      },
      "Width": 0.105
    },
    "ChinookEvent": {
      "AnchorX": "Left",
      "AnchorY": "Bottom",
      "Autoload": true,
      "Available": true,
      "BackgroundColor": "0 0 0 0.4",
      "Dock": "TopLeftDock",
      "FadeOut": 0.0,
      "Height": 0.95,
      "Image": {
        "AnchorX": "Left",
        "AnchorY": "Bottom",
        "Available": true,
        "BackgroundColor": "0 0 0 0.4",
        "Height": 0.95,
        "Margin": "0 0.05 0.02 0.05",
        "Order": 1,
        "Url": "https://i.imgur.com/49d8ZcK.png",
        "Width": 0.8
      },
      "Margin": "0 0 0 0.01",
      "Order": 5,
      "PanelSettings": {
        "ActiveColor": "0.7 0.2 0.2 1",
        "InactiveColor": "1 1 1 0.1"
      },
      "Width": 0.165
    },

Failed to call hook 'OnEntitySpawned' on plugin 'InfoPanel v0.9.9' (NullReferenceException: Object reference not set to an instance of an object)
  at Oxide.Plugins.InfoPanel.OnEntitySpawned (BaseEntity Entity) [0x000cc] in <375ea6c117264c75b14cb2d46da13008>:0 
  at Oxide.Plugins.InfoPanel.DirectCallHook (System.String name, System.Object& ret, System.Object[] args) [0x0063e] in <375ea6c117264c75b14cb2d46da13008>:0 
  at Oxide.Plugins.CSharpPlugin.InvokeMethod (Oxide.Core.Plugins.HookMethod method, System.Object[] args) [0x00079] in <9affce1cd15c4ec183941adef8db1722>:0 
  at Oxide.Core.Plugins.CSPlugin.OnCallHook (System.String name, System.Object[] args) [0x000d8] in <4452f821def6406d834e4149849fe7ea>:0 
  at Oxide.Core.Plugins.Plugin.CallHook (System.String hook, System.Object[] args) [0x00060] in <4452f821def6406d834e4149849fe7ea>:0 

Any idea what is happening here? 

runescape

.....