Failed to initialize plugin 'Bearrels v2.0.0' (JsonReaderException: Invalid character after parsing property name. Expected ':' but got: }. Path '', line 3, position 0.)
at Newtonsoft.Json.JsonTextReader.ParseProperty () [0x00116] in <8fe7f8665ff548909c2f26d557e5093a>:0
at Newtonsoft.Json.JsonTextReader.ParseObject () [0x000d8] in <8fe7f8665ff548909c2f26d557e5093a>:0 /s in, 106kb/s out
at Newtonsoft.Json.JsonTextReader.Read () [0x00053] in <8fe7f8665ff548909c2f26d557e5093a>:0
at Newtonsoft.Json.JsonReader.ReadAndAssert () [0x00000] in <8fe7f8665ff548909c2f26d557e5093a>:0
at Newtonsoft.Json.Serialization.JsonSerializerInternalReader.CreateObject (Newtonsoft.Json.JsonReader reader, System.Type objectType, Newtonsoft.Json.Serialization.JsonContract contract, Newtonsoft.Json.Serialization.JsonProperty member, Newtonsoft.Json.Serialization.JsonContainerContract containerContract, Newtonsoft.Json.Serialization.JsonProperty containerMember, System.Object existingValue) [0x000b6] in <8fe7f8665ff548909c2f26d557e5093a>:0
at Newtonsoft.Json.Serialization.JsonSerializerInternalReader.CreateValueInternal (Newtonsoft.Json.JsonReader reader, System.Type objectType, Newtonsoft.Json.Serialization.JsonContract contract, Newtonsoft.Json.Serialization.JsonProperty member, Newtonsoft.Json.Serialization.JsonContainerContract containerContract, Newtonsoft.Json.Serialization.JsonProperty containerMember, System.Object existingValue) [0x0006d] in <8fe7f8665ff548909c2f26d557e5093a>:0
at Newtonsoft.Json.Serialization.JsonSerializerInternalReader.Deserialize (Newtonsoft.Json.JsonReader reader, System.Type objectType, System.Boolean checkAdditionalContent) [0x000d9] in <8fe7f8665ff548909c2f26d557e5093a>:0
at Newtonsoft.Json.JsonSerializer.DeserializeInternal (Newtonsoft.Json.JsonReader reader, System.Type objectType) [0x00053] in <8fe7f8665ff548909c2f26d557e5093a>:0
at Newtonsoft.Json.JsonSerializer.Deserialize (Newtonsoft.Json.JsonReader reader, System.Type objectType) [0x00000] in <8fe7f8665ff548909c2f26d557e5093a>:0
at Newtonsoft.Json.JsonConvert.DeserializeObject (System.String value, System.Type type, Newtonsoft.Json.JsonSerializerSettings settings) [0x0002d] in <8fe7f8665ff548909c2f26d557e5093a>:0
at Newtonsoft.Json.JsonConvert.DeserializeObject[T] (System.String value, Newtonsoft.Json.JsonSerializerSettings settings) [0x00000] in <8fe7f8665ff548909c2f26d557e5093a>:0
at Newtonsoft.Json.JsonConvert.DeserializeObject[T] (System.String value) [0x00000] in <8fe7f8665ff548909c2f26d557e5093a>:0
at Oxide.Core.Libraries.Lang.GetMessageFile (System.String plugin, System.String lang) [0x00067] in <4452f821def6406d834e4149849fe7ea>:0
at Oxide.Core.Libraries.Lang.RegisterMessages (System.Collections.Generic.Dictionary`2[TKey,TValue] messages, Oxide.Core.Plugins.Plugin plugin, System.String lang) [0x00032] in <4452f821def6406d834e4149849fe7ea>:0
at Oxide.Plugins.Bearrels.Init () [0x00022] in <d5f13eba9cd94e5289972d5d7468e1d1>:0
at Oxide.Plugins.Bearrels.DirectCallHook (System.String name, System.Object& ret, System.Object[] args) [0x0005b] in <d5f13eba9cd94e5289972d5d7468e1d1>: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.CSPlugin.HandleAddedToManager (Oxide.Core.Plugins.PluginManager manager) [0x00043] in <4452f821def6406d834e4149849fe7ea>:0

That would be an error with your oxide/lang file for the plugin, likely was not edited correctly.

"Set Destination" can only be called on an active agent that has been placed on a NavMesh.
What is happening?

Merged post

Failed to create agent because it is not close enough to the NavMesh

(Filename: Line: 648)