Failed to call hook 'OnLootSpawn' on plugin 'BetterLoot v3.5.8' (KeyNotFoundException: The given key 'Min' was not present in the dictionary.)
Failed to call hook 'OnLootSpawn' on plugin 'BetterLoot v3.5.8' (KeyNotFoundException: The given key 'Min' was not present in the dictionary.)
  at System.Collections.Generic.Dictionary`2[TKey,TValue].get_Item (TKey key) [0x0001e] in <47fc8c70fa834cbf8141d7c1a7589125>:0 
  at Oxide.Plugins.BetterLoot.MightyRNG (System.String type, System.Int32 itemCount, System.Boolean blockBPs) [0x001bc] in <186ff8eb800f489aa580b77bbcc7c4e3>:0
  at Oxide.Plugins.BetterLoot.PopulateContainer (LootContainer container) [0x001b1] in <186ff8eb800f489aa580b77bbcc7c4e3>:0
  at Oxide.Plugins.BetterLoot.OnLootSpawn (LootContainer container) [0x00057] in <186ff8eb800f489aa580b77bbcc7c4e3>:0
  at Oxide.Plugins.BetterLoot.DirectCallHook (System.String name, System.Object& ret, System.Object[] args) [0x006dc] in <186ff8eb800f489aa580b77bbcc7c4e3>:0
  at Oxide.Plugins.CSharpPlugin.InvokeMethod (Oxide.Core.Plugins.HookMethod method, System.Object[] args) [0x00079] in <e3740cd7ab6f40909737d74eeeaf1a8a>:0
  at Oxide.Core.Plugins.CSPlugin.OnCallHook (System.String name, System.Object[] args) [0x000d8] in <032ab7611607468ebf42c14e3cf9df20>:0
  at Oxide.Core.Plugins.Plugin.CallHook (System.String hook, System.Object[] args) [0x00060] in <032ab7611607468ebf42c14e3cf9df20>:0
Failed to call hook 'OnLootSpawn' on plugin 'BetterLoot v3.5.8' (KeyNotFoundException: The given key 'Min' was not present in the dictionary.)
  at System.Collections.Generic.Dictionary`2[TKey,TValue].get_Item (TKey key) [0x0001e] in <47fc8c70fa834cbf8141d7c1a7589125>:0 
  at Oxide.Plugins.BetterLoot.MightyRNG (System.String type, System.Int32 itemCount, System.Boolean blockBPs) [0x001bc] in <186ff8eb800f489aa580b77bbcc7c4e3>:0
  at Oxide.Plugins.BetterLoot.PopulateContainer (LootContainer container) [0x001b1] in <186ff8eb800f489aa580b77bbcc7c4e3>:0
  at Oxide.Plugins.BetterLoot.OnLootSpawn (LootContainer container) [0x00057] in <186ff8eb800f489aa580b77bbcc7c4e3>:0
  at Oxide.Plugins.BetterLoot.DirectCallHook (System.String name, System.Object& ret, System.Object[] args) [0x006dc] in <186ff8eb800f489aa580b77bbcc7c4e3>:0
  at Oxide.Plugins.CSharpPlugin.InvokeMethod (Oxide.Core.Plugins.HookMethod method, System.Object[] args) [0x00079] in <e3740cd7ab6f40909737d74eeeaf1a8a>:0
  at Oxide.Core.Plugins.CSPlugin.OnCallHook (System.String name, System.Object[] args) [0x000d8] in <032ab7611607468ebf42c14e3cf9df20>:0
  at Oxide.Core.Plugins.Plugin.CallHook (System.String hook, System.Object[] args) [0x00060] in <032ab7611607468ebf42c14e3cf9df20>:0

You screwed up your LootTables.json file. First put it in a json validator, then load and save it on https://lootify.co.uk/

my json file is valid... will check where it's wrong so, thx