Failed to call hook 'CanBuild'

Failed to call hook 'CanBuild' on plugin 'AdvancedEntityLimit v1.1.3' (KeyNotFoundException: The given key '' was not present in the dictionary.)
at System.Collections.Generic.Dictionary`2[TKey,TValue].get_Item (TKey key) [0x0001e] in <8ce0bd04a7a04b4b9395538239d3fdd8>:0
at Oxide.Plugins.AdvancedEntityLimit.GetHighestPrivilege (Oxide.Core.Libraries.Covalence.IPlayer player) [0x000d8] in <0a42dd19d17145368801ff319367f930>:0
at Oxide.Plugins.AdvancedEntityLimit.GetHighestPrivilege (System.UInt64 player) [0x0001b] in <0a42dd19d17145368801ff319367f930>:0
at Oxide.Plugins.AdvancedEntityLimit.CanPlace (System.UInt64 playerID, System.String PrefabName) [0x0001b] in <0a42dd19d17145368801ff319367f930>:0
at Oxide.Plugins.AdvancedEntityLimit.CanBuild (Planner planner, Construction prefab, Construction+Target target) [0x00029] in <0a42dd19d17145368801ff319367f930>:0
at Oxide.Plugins.AdvancedEntityLimit.DirectCallHook (System.String name, System.Object& ret, System.Object[] args) [0x000fb] in <0a42dd19d17145368801ff319367f930>:0
at Oxide.Plugins.CSharpPlugin.InvokeMethod (Oxide.Core.Plugins.HookMethod method, System.Object[] args) [0x00079] in <206a0f2c6ee141f38e2ad549cde44d70>:0
at Oxide.Core.Plugins.CSPlugin.OnCallHook (System.String name, System.Object[] args) [0x000de] in <beb2b64691c64e2b95b99491bd85442c>:0
at Oxide.Core.Plugins.Plugin.CallHook (System.String hook, System.Object[] args) [0x00060] in <beb2b64691c64e2b95b99491bd85442c>:0

Spamming the console. What should I do?