[19:57:05]Exception while calling NextTick callback (NullReferenceException: Object reference not set to an instance of an object)
at Oxide.Plugins.SimpleNoVehicleFuel+<>c__DisplayClass4_0.<OnEntitySpawned>b__0 () [0x0002b] in <0f7e88744bc84e42988892c650a6cc38>:0
at Oxide.Core.OxideMod.OnFrame (System.Single delta) [0x00051] in <beb2b64691c64e2b95b99491bd85442c>:0

Fixed, Thanks for reporting