<Solved> ArgumentOutofRangeException in unity vision demo

[RollySeth]

After pressing 'p' and spacebar in unity vision demo, I am getting the below error. Any inputs?

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ArgumentOutOfRangeException: Argument is out of range.
Parameter name: index
System.Collections.Generic.List`1[Category].get_Item (Int32 index) (at /Users/builduser/buildslave/mono/build/mcs/class/corlib/System.Collections.Generic/List.cs:633)
FoundImageObject.GetHighestCategory () (at Assets/Scripts/FoundImageObject.cs:47)
FoundImageObject..ctor (.JSONObject cat) (at Assets/Scripts/FoundImageObject.cs:18)
ParseComputerVisionResponse.ConvertObjectToFoundImageObject (.JSONObject obj) (at Assets/Scripts/ParseComputerVisionResponse.cs:37)
ParseComputerVisionResponse.ParseJSONData (System.String respString) (at Assets/Scripts/ParseComputerVisionResponse.cs:27)
ImageToComputerVisionAPI+c__Iterator0.MoveNext () (at Assets/Scripts/ImageToComputerVisionAPI.cs:54)
UnityEngine.SetupCoroutine.InvokeMoveNext (IEnumerator enumerator, IntPtr returnValueAddress) (at C:/buildslave/unity/build/Runtime/Export/Coroutines.cs:17)

[RollySeth]

solved it. had to update my EmotionURL to
string emotionURL = "https://westcentralus.api.cognitive.microsoft.com/vision/v1.0/analyze";
as it was giving an invalid key error with the existing url.