diff --git a/Pepperdash Core/Pepperdash Core/JsonToSimpl/EventArgs and Constants.cs b/Pepperdash Core/Pepperdash Core/JsonToSimpl/EventArgs and Constants.cs
index e6e13a5..b8259b9 100644
--- a/Pepperdash Core/Pepperdash Core/JsonToSimpl/EventArgs and Constants.cs	
+++ b/Pepperdash Core/Pepperdash Core/JsonToSimpl/EventArgs and Constants.cs	
@@ -13,6 +13,7 @@ namespace PepperDash.Core.JsonToSimpl
 		public const ushort BoolValueChange = 1;
 		public const ushort UshortValueChange = 101;
 		public const ushort StringValueChange = 201;
+		public const ushort FullPathToArrayChange = 202;
 	}
 
 	//**************************************************************************************************//
diff --git a/Pepperdash Core/Pepperdash Core/JsonToSimpl/JsonToSimplArrayLookupChild.cs b/Pepperdash Core/Pepperdash Core/JsonToSimpl/JsonToSimplArrayLookupChild.cs
index 753dbc3..56ef04a 100644
--- a/Pepperdash Core/Pepperdash Core/JsonToSimpl/JsonToSimplArrayLookupChild.cs	
+++ b/Pepperdash Core/Pepperdash Core/JsonToSimpl/JsonToSimplArrayLookupChild.cs	
@@ -11,10 +11,19 @@ namespace PepperDash.Core.JsonToSimpl
 	public class JsonToSimplArrayLookupChild : JsonToSimplChildObjectBase
 	{
 		public string SearchPropertyName { get; set; }
-		public string SearchPropertyValue { get; set; }
+		public string SearchPropertyValue { get; set; }		
 
 		int ArrayIndex;
 
+		/// <summary>
+		/// For <2.4.1 array lookups
+		/// </summary>
+		/// <param name="file"></param>
+		/// <param name="key"></param>
+		/// <param name="pathPrefix"></param>
+		/// <param name="pathSuffix"></param>
+		/// <param name="searchPropertyName"></param>
+		/// <param name="searchPropertyValue"></param>
 		public void Initialize(string file, string key, string pathPrefix, string pathSuffix,
 			string searchPropertyName, string searchPropertyValue)
 		{
@@ -24,6 +33,28 @@ namespace PepperDash.Core.JsonToSimpl
 		}
 
 
+		/// <summary>
+		/// For newer >=2.4.1 array lookups. 
+		/// </summary>
+		/// <param name="file"></param>
+		/// <param name="key"></param>
+		/// <param name="pathPrefix"></param>
+		/// <param name="pathAppend"></param>
+		/// <param name="pathSuffix"></param>
+		/// <param name="searchPropertyName"></param>
+		/// <param name="searchPropertyValue"></param>
+		public void InitializeWithAppend(string file, string key, string pathPrefix, string pathAppend, 
+			string pathSuffix, string searchPropertyName, string searchPropertyValue)
+		{
+			string pathPrefixWithAppend = (pathPrefix != null ? pathPrefix : "") + GetPathAppend(pathAppend);
+			base.Initialize(file, key, pathPrefixWithAppend, pathSuffix);
+			
+			SearchPropertyName = searchPropertyName;
+			SearchPropertyValue = searchPropertyValue;			
+		}
+
+
+
 		//PathPrefix+ArrayName+[x]+path+PathSuffix
 		/// <summary>
 		/// 
@@ -32,9 +63,10 @@ namespace PepperDash.Core.JsonToSimpl
 		/// <returns></returns>
 		protected override string GetFullPath(string path)
 		{
-			return string.Format("{0}[{1}].{2}{3}", 
-				PathPrefix == null ? "" : PathPrefix, 
-				ArrayIndex, path, 
+			return string.Format("{0}[{1}].{2}{3}",
+				PathPrefix == null ? "" : PathPrefix,
+				ArrayIndex,				
+				path,
 				PathSuffix == null ? "" : PathSuffix);
 		}
 
@@ -44,6 +76,30 @@ namespace PepperDash.Core.JsonToSimpl
 				base.ProcessAll();
 		}
 
+		/// <summary>
+		/// Provides the path append for GetFullPath
+		/// </summary>
+		/// <returns></returns>
+		string GetPathAppend(string a)
+		{
+			if (string.IsNullOrEmpty(a))
+			{
+				return "";
+			}
+			if (a.StartsWith("."))
+			{
+				return a;
+			}
+			else
+			{
+				return "." + a;
+			}
+		}
+
+		/// <summary>
+		/// 
+		/// </summary>
+		/// <returns></returns>
 		bool FindInArray()
 		{
 			if (Master == null)
@@ -51,41 +107,45 @@ namespace PepperDash.Core.JsonToSimpl
 			if (Master.JsonObject == null)
 				throw new InvalidOperationException("Cannot do operations before master JSON has read");
 			if (PathPrefix == null)
-				throw new InvalidOperationException("Cannot do operations before PathPrefix is set");
-
-			var token = Master.JsonObject.SelectToken(PathPrefix);
-			if (token is JArray)
-			{
-				var array = token as JArray;
-				try
-				{
-					var item = array.FirstOrDefault(o => 
-					{
-						var prop = o[SearchPropertyName];
-						return prop != null && prop.Value<string>()
-						.Equals(SearchPropertyValue, StringComparison.OrdinalIgnoreCase);
-					});
-					if (item == null)
-					{
-						Debug.Console(1, "JSON Child[{0}] Array '{1}' '{2}={3}' not found: ", Key,
-							PathPrefix, SearchPropertyName, SearchPropertyValue);
-						this.LinkedToObject = false;
-						return false;
-					}
-
-					this.LinkedToObject = true;
-					ArrayIndex = array.IndexOf(item);
-					Debug.Console(1, "JSON Child[{0}] Found array match at index {1}", Key, ArrayIndex);
-					return true;
-				}
-				catch (Exception e)
-				{
-					Debug.Console(1, "JSON Child[{0}] Array '{1}' lookup error: '{2}={3}'\r{4}", Key, 
-						PathPrefix, SearchPropertyName, SearchPropertyValue, e);
-				}
+				throw new InvalidOperationException("Cannot do operations before PathPrefix is set");
+
+
+			var token = Master.JsonObject.SelectToken(PathPrefix);			
+			if (token is JArray)
+			{
+				var array = token as JArray;
+				try
+				{
+					var item = array.FirstOrDefault(o =>
+					{
+						var prop = o[SearchPropertyName];
+						return prop != null && prop.Value<string>()
+						.Equals(SearchPropertyValue, StringComparison.OrdinalIgnoreCase);
+					});
+					if (item == null)
+					{
+						Debug.Console(1, "JSON Child[{0}] Array '{1}' '{2}={3}' not found: ", Key,
+							PathPrefix, SearchPropertyName, SearchPropertyValue);
+						this.LinkedToObject = false;
+						return false;
+					}
+
+					this.LinkedToObject = true;
+					ArrayIndex = array.IndexOf(item);
+					OnStringChange(string.Format("{0}[{1}]", PathPrefix, ArrayIndex), 0, JsonToSimplConstants.FullPathToArrayChange);
+					Debug.Console(1, "JSON Child[{0}] Found array match at index {1}", Key, ArrayIndex);
+					return true;
+				}
+				catch (Exception e)
+				{
+					Debug.Console(1, "JSON Child[{0}] Array '{1}' lookup error: '{2}={3}'\r{4}", Key,
+						PathPrefix, SearchPropertyName, SearchPropertyValue, e);					
+				}
+			}
+			else
+			{
+				Debug.Console(1, "JSON Child[{0}] Path '{1}' is not an array", Key, PathPrefix);				
 			}
-			else
-				Debug.Console(1, "JSON Child[{0}] Path '{1}' is not an array", Key, PathPrefix);
 
 			return false;
 		}
diff --git a/Pepperdash Core/Pepperdash Core/JsonToSimpl/JsonToSimplChildObjectBase.cs b/Pepperdash Core/Pepperdash Core/JsonToSimpl/JsonToSimplChildObjectBase.cs
index cbed005..ec855f9 100644
--- a/Pepperdash Core/Pepperdash Core/JsonToSimpl/JsonToSimplChildObjectBase.cs	
+++ b/Pepperdash Core/Pepperdash Core/JsonToSimpl/JsonToSimplChildObjectBase.cs	
@@ -28,7 +28,7 @@ namespace PepperDash.Core.JsonToSimpl
 		/// This will be prepended to all paths to allow path swapping or for more organized
 		/// sub-paths
 		/// </summary>
-		public string PathPrefix { get; protected set; }
+		public string PathPrefix { get; protected set; }
 
 		/// <summary>
 		/// This is added to the end of all paths
@@ -285,7 +285,7 @@ namespace PepperDash.Core.JsonToSimpl
 		protected virtual string GetFullPath(string path)
 		{
 			return (PathPrefix != null ? PathPrefix : "") +
-				path + (PathSuffix != null ? PathSuffix : "");
+			    path + (PathSuffix != null ? PathSuffix : "");
 		}
 
 		// Helpers for events
diff --git a/Pepperdash Core/Pepperdash Core/JsonToSimpl/JsonToSimplMaster.cs b/Pepperdash Core/Pepperdash Core/JsonToSimpl/JsonToSimplMaster.cs
index 4818711..bd48fa9 100644
--- a/Pepperdash Core/Pepperdash Core/JsonToSimpl/JsonToSimplMaster.cs	
+++ b/Pepperdash Core/Pepperdash Core/JsonToSimpl/JsonToSimplMaster.cs	
@@ -106,10 +106,10 @@ namespace PepperDash.Core.JsonToSimpl
 		/// <param name="child"></param>
 		public void AddChild(JsonToSimplChildObjectBase child)
 		{
-			if (Children.Contains(child)) {
-				Children.Remove(child);
-				}
-			Children.Add(child);
+			if (!Children.Contains(child))
+			{
+				Children.Add(child);
+			}
 		}
 
 		/// <summary>
diff --git a/Pepperdash Core/Pepperdash Core/Properties/AssemblyInfo.cs b/Pepperdash Core/Pepperdash Core/Properties/AssemblyInfo.cs
index f1b567a..63fe3d0 100644
--- a/Pepperdash Core/Pepperdash Core/Properties/AssemblyInfo.cs	
+++ b/Pepperdash Core/Pepperdash Core/Properties/AssemblyInfo.cs	
@@ -4,4 +4,4 @@
 [assembly: AssemblyCompany("")]
 [assembly: AssemblyProduct("Pepperdash_Core")]
 [assembly: AssemblyCopyright("Copyright © PepperDash 2019")]
-[assembly: AssemblyVersion("1.0.20.*")]
+[assembly: AssemblyVersion("1.0.21.*")]