diff --git a/Pepperdash Core/Pepperdash Core/JsonToSimpl/Constants.cs b/Pepperdash Core/Pepperdash Core/JsonToSimpl/Constants.cs
index e04bc93..0bf9872 100644
--- a/Pepperdash Core/Pepperdash Core/JsonToSimpl/Constants.cs	
+++ b/Pepperdash Core/Pepperdash Core/JsonToSimpl/Constants.cs	
@@ -20,10 +20,25 @@ namespace PepperDash.Core.JsonToSimpl
         /// </summary>
 		public const ushort JsonIsValidBoolChange = 2;
 
+        /// <summary>
+        /// Reports the if the device is 3-series compatible
+        /// </summary>
+        public const ushort ProgramCompatibility3SeriesChange = 3;
+
+        /// <summary>
+        /// Reports the if the device is 4-series compatible
+        /// </summary>
+        public const ushort ProgramCompatibility4SeriesChange = 4;
+
+        /// <summary>
+        /// Reports the device platform enum value
+        /// </summary>
+        public const ushort DevicePlatformValueChange = 5;
+
         /// <summary>
         /// 
         /// </summary>
-		public const ushort UshortValueChange = 101;
+		public const ushort UshortValueChange = 101;        
 		
         /// <summary>
         /// 
@@ -46,6 +61,21 @@ namespace PepperDash.Core.JsonToSimpl
         /// 
         /// </summary>
 		public const ushort FilePathResolvedChange = 205;
+
+        /// <summary>
+        /// Reports the root directory change
+        /// </summary>
+        public const ushort RootDirectoryChange = 206;
+
+        /// <summary>
+        /// Reports the room ID change
+        /// </summary>
+        public const ushort RoomIdChange = 207;
+
+        /// <summary>
+        /// Reports the room name change
+        /// </summary>
+        public const ushort RoomNameChange = 208;
 	}
 
 	/// <summary>
diff --git a/Pepperdash Core/Pepperdash Core/JsonToSimpl/JsonToSimplFileMaster.cs b/Pepperdash Core/Pepperdash Core/JsonToSimpl/JsonToSimplFileMaster.cs
index 4f03e45..c5f50d5 100644
--- a/Pepperdash Core/Pepperdash Core/JsonToSimpl/JsonToSimplFileMaster.cs	
+++ b/Pepperdash Core/Pepperdash Core/JsonToSimpl/JsonToSimplFileMaster.cs	
@@ -3,6 +3,7 @@
 using System.Collections.Generic;
 using System.Linq;
 using System.Text;
+using System.Text.RegularExpressions;
 using Crestron.SimplSharp;
 using Crestron.SimplSharp.CrestronIO;
 using Newtonsoft.Json;
@@ -13,202 +14,278 @@ namespace PepperDash.Core.JsonToSimpl
     /// <summary>
     /// Represents a JSON file that can be read and written to
     /// </summary>
-	public class JsonToSimplFileMaster : JsonToSimplMaster
-	{
-		/// <summary>
-		///  Sets the filepath as well as registers this with the Global.Masters list
-		/// </summary>
-		public string Filepath { get; private set; }
+    public class JsonToSimplFileMaster : JsonToSimplMaster
+    {
+        /// <summary>
+        ///  Sets the filepath as well as registers this with the Global.Masters list
+        /// </summary>
+        public string Filepath { get; private set; }
 
         /// <summary>
         /// Filepath to the actual file that will be read (Portal or local)
         /// </summary>
-		public string ActualFilePath { get; private set; }
+        public string ActualFilePath { get; private set; }
 
-		/// <summary>
-		/// 
-		/// </summary>
-		public string Filename { get; private set; }
         /// <summary>
         /// 
         /// </summary>
-		public string FilePathName { get; private set; }
+        public string Filename { get; private set; }
+        /// <summary>
+        /// 
+        /// </summary>
+        public string FilePathName { get; private set; }
 
-		/*****************************************************************************************/
-		/** Privates **/
+        /*****************************************************************************************/
+        /** Privates **/
 
 
-		// The JSON file in JObject form
-		// For gathering the incoming data
-		object StringBuilderLock = new object();
-		// To prevent multiple same-file access
-		static object FileLock = new object();
+        // The JSON file in JObject form
+        // For gathering the incoming data
+        object StringBuilderLock = new object();
+        // To prevent multiple same-file access
+        static object FileLock = new object();
 
-		/*****************************************************************************************/
+        /*****************************************************************************************/
 
-		/// <summary>
-		/// SIMPL+ default constructor.
-		/// </summary>
-		public JsonToSimplFileMaster()
-		{
-		}
+        /// <summary>
+        /// SIMPL+ default constructor.
+        /// </summary>
+        public JsonToSimplFileMaster()
+        {
+        }
 
-		/// <summary>
-		/// Read, evaluate and udpate status
-		/// </summary>
-		public void EvaluateFile(string filepath)
-		{
-			Filepath = filepath;
+        /// <summary>
+        /// Read, evaluate and udpate status
+        /// </summary>
+        public void EvaluateFile(string filepath)
+        {
+            try
+            {
+                OnBoolChange(false, 0, JsonToSimplConstants.JsonIsValidBoolChange);
 
-			OnBoolChange(false, 0, JsonToSimplConstants.JsonIsValidBoolChange);
-			if (string.IsNullOrEmpty(Filepath))
-			{
-				CrestronConsole.PrintLine("Cannot evaluate file. JSON file path not set");
-				return;
-			}
+                var dirSeparator = Path.DirectorySeparatorChar;
+                var dirSeparatorAlt = Path.AltDirectorySeparatorChar;
 
-			// Resolve wildcard
-			var dir = Path.GetDirectoryName(Filepath);
-			Debug.Console(1, "Checking directory {0}", dir);
-			var fileName = Path.GetFileName(Filepath);
-			var directory = new DirectoryInfo(dir);
+                var series = CrestronEnvironment.ProgramCompatibility;
 
-			var actualFile = directory.GetFiles(fileName).FirstOrDefault();
-			if (actualFile == null)
-			{
-				var msg = string.Format("JSON file not found: {0}", Filepath);
-				CrestronConsole.PrintLine(msg);
-				ErrorLog.Error(msg);
-				return;
-			}
+                var is3Series = (eCrestronSeries.Series3 == (series & eCrestronSeries.Series3));
+                OnBoolChange(is3Series, 0,
+                    JsonToSimplConstants.ProgramCompatibility3SeriesChange);
 
-			// \xSE\xR\PDT000-Template_Main_Config-Combined_DSP_v00.02.json
-			// \USER\PDT000-Template_Main_Config-Combined_DSP_v00.02.json
-			ActualFilePath = actualFile.FullName;
-			OnStringChange(ActualFilePath, 0, JsonToSimplConstants.ActualFilePathChange);
-			Debug.Console(1, "Actual JSON file is {0}", ActualFilePath);
+                var is4Series = (eCrestronSeries.Series4 == (series & eCrestronSeries.Series4));
+                OnBoolChange(is4Series, 0,
+                    JsonToSimplConstants.ProgramCompatibility4SeriesChange);
 
-			Filename = actualFile.Name;
-			OnStringChange(Filename, 0, JsonToSimplConstants.FilenameResolvedChange);
-			Debug.Console(1, "JSON Filename is {0}", Filename);
+                var isServer = CrestronEnvironment.DevicePlatform == eDevicePlatform.Server;
+                OnBoolChange(isServer, 0,
+                    JsonToSimplConstants.DevicePlatformValueChange);
 
-			FilePathName = string.Format(@"{0}\", actualFile.DirectoryName);
-			OnStringChange(FilePathName, 0, JsonToSimplConstants.FilePathResolvedChange);
-			Debug.Console(1, "JSON File Path is {0}", FilePathName);
+                // get the roomID
+                var roomId = Crestron.SimplSharp.InitialParametersClass.RoomId;                
+                if (!string.IsNullOrEmpty(roomId))
+                {
+                    OnStringChange(roomId, 0, JsonToSimplConstants.RoomIdChange);
+                }
 
-			string json = File.ReadToEnd(ActualFilePath, System.Text.Encoding.ASCII);
+                // get the roomName
+                var roomName = Crestron.SimplSharp.InitialParametersClass.RoomName;
+                if (!string.IsNullOrEmpty(roomName))
+                {
+                    OnStringChange(roomName, 0, JsonToSimplConstants.RoomNameChange);
+                }
 
-			try
-			{
-				JsonObject = JObject.Parse(json);
-				foreach (var child in Children)
-					child.ProcessAll();
-				OnBoolChange(true, 0, JsonToSimplConstants.JsonIsValidBoolChange);
-			}
-			catch (Exception e)
-			{
-				var msg = string.Format("JSON parsing failed:\r{0}", e);
-				CrestronConsole.PrintLine(msg);
-				ErrorLog.Error(msg);
-				return;
-			}
-		}
+                var rootDirectory = Directory.GetApplicationRootDirectory();
+                OnStringChange(rootDirectory, 0, JsonToSimplConstants.RootDirectoryChange);                
+                
+                var splusPath = string.Empty;
+                if (Regex.IsMatch(filepath, @"user", RegexOptions.IgnoreCase))
+                {
+                    if (is4Series) 
+                        splusPath = Regex.Replace(filepath, "user", "user", RegexOptions.IgnoreCase);
+                    else if (isServer)
+                        splusPath = Regex.Replace(filepath, "user", "User", RegexOptions.IgnoreCase);
+                    else
+                        splusPath = filepath;
+                }
+
+                filepath = splusPath.Replace(dirSeparatorAlt, dirSeparator);
+                
+                Filepath = string.Format("{1}{0}{2}", dirSeparator, rootDirectory,
+                    filepath.TrimStart(dirSeparator, dirSeparatorAlt));
+                
+                OnStringChange(string.Format("Attempting to evaluate {0}", Filepath), 0, JsonToSimplConstants.StringValueChange);
+
+                if (string.IsNullOrEmpty(Filepath))
+                {
+                    OnStringChange(string.Format("Cannot evaluate file. JSON file path not set"), 0, JsonToSimplConstants.StringValueChange);
+                    CrestronConsole.PrintLine("Cannot evaluate file. JSON file path not set");
+                    return;
+                }
+
+                // get file directory and name to search
+                var fileDirectory = Path.GetDirectoryName(Filepath);
+                var fileName = Path.GetFileName(Filepath);
+
+                OnStringChange(string.Format("Checking '{0}' for '{1}'", fileDirectory, fileName), 0, JsonToSimplConstants.StringValueChange);
+                Debug.Console(1, "Checking '{0}' for '{1}'", fileDirectory, fileName);
+
+                if (Directory.Exists(fileDirectory))
+                {
+                    // get the directory info                    
+                    var directoryInfo = new DirectoryInfo(fileDirectory);                                       
+
+                    // get the file to be read
+                    var actualFile = directoryInfo.GetFiles(fileName).FirstOrDefault();                    
+                    if (actualFile == null)
+                    {
+                        var msg = string.Format("JSON file not found: {0}", Filepath);
+                        OnStringChange(msg, 0, JsonToSimplConstants.StringValueChange);
+                        CrestronConsole.PrintLine(msg);
+                        ErrorLog.Error(msg);
+                        return;
+                    }
+
+                    // \xSE\xR\PDT000-Template_Main_Config-Combined_DSP_v00.02.json
+                    // \USER\PDT000-Template_Main_Config-Combined_DSP_v00.02.json
+                    ActualFilePath = actualFile.FullName;                    
+                    OnStringChange(ActualFilePath, 0, JsonToSimplConstants.ActualFilePathChange);
+                    OnStringChange(string.Format("Actual JSON file is {0}", ActualFilePath), 0, JsonToSimplConstants.StringValueChange);
+                    Debug.Console(1, "Actual JSON file is {0}", ActualFilePath);
+
+                    Filename = actualFile.Name;
+                    OnStringChange(Filename, 0, JsonToSimplConstants.FilenameResolvedChange);
+                    OnStringChange(string.Format("JSON Filename is {0}", Filename), 0, JsonToSimplConstants.StringValueChange);
+                    Debug.Console(1, "JSON Filename is {0}", Filename);
+
+
+                    FilePathName = string.Format(@"{0}{1}", actualFile.DirectoryName, dirSeparator);
+                    OnStringChange(string.Format(@"{0}", actualFile.DirectoryName), 0, JsonToSimplConstants.FilePathResolvedChange);
+                    OnStringChange(string.Format(@"JSON File Path is {0}", actualFile.DirectoryName), 0, JsonToSimplConstants.StringValueChange);
+                    Debug.Console(1, "JSON File Path is {0}", FilePathName);                    
+
+                    var json = File.ReadToEnd(ActualFilePath, System.Text.Encoding.ASCII);
+
+                    JsonObject = JObject.Parse(json);
+                    foreach (var child in Children)
+                        child.ProcessAll();
+
+                    OnBoolChange(true, 0, JsonToSimplConstants.JsonIsValidBoolChange);
+                }
+                else
+                {
+                    OnStringChange(string.Format("'{0}' not found", fileDirectory), 0, JsonToSimplConstants.StringValueChange);
+                    Debug.Console(1, "'{0}' not found", fileDirectory);
+                }
+            }
+            catch (Exception e)
+            {
+                var msg = string.Format("EvaluateFile Exception: Message\r{0}", e.Message);
+                OnStringChange(msg, 0, JsonToSimplConstants.StringValueChange);
+                CrestronConsole.PrintLine(msg);
+                ErrorLog.Error(msg);
+
+                var stackTrace = string.Format("EvaluateFile: Stack Trace\r{0}", e.StackTrace);
+                OnStringChange(stackTrace, 0, JsonToSimplConstants.StringValueChange);
+                CrestronConsole.PrintLine(stackTrace);
+                ErrorLog.Error(stackTrace);
+            }
+        }
 
 
         /// <summary>
         /// Sets the debug level
         /// </summary>
         /// <param name="level"></param>
-		public void setDebugLevel(int level)
-		{
-			Debug.SetDebugLevel(level);
-		}
+        public void setDebugLevel(int level)
+        {
+            Debug.SetDebugLevel(level);
+        }
 
         /// <summary>
         /// Saves the values to the file
         /// </summary>
-		public override void Save()
-		{
-			// this code is duplicated in the other masters!!!!!!!!!!!!!
-			UnsavedValues = new Dictionary<string, JValue>();
-			// Make each child update their values into master object
-			foreach (var child in Children)
-			{
-				Debug.Console(1, "Master [{0}] checking child [{1}] for updates to save", UniqueID, child.Key);
-				child.UpdateInputsForMaster();
-			}
+        public override void Save()
+        {
+            // this code is duplicated in the other masters!!!!!!!!!!!!!
+            UnsavedValues = new Dictionary<string, JValue>();
+            // Make each child update their values into master object
+            foreach (var child in Children)
+            {
+                Debug.Console(1, "Master [{0}] checking child [{1}] for updates to save", UniqueID, child.Key);
+                child.UpdateInputsForMaster();
+            }
 
-			if (UnsavedValues == null || UnsavedValues.Count == 0)
-			{
-				Debug.Console(1, "Master [{0}] No updated values to save. Skipping", UniqueID);
-				return;
-			}
-			lock (FileLock)
-			{
-				Debug.Console(1, "Saving");
-				foreach (var path in UnsavedValues.Keys)
-				{
-					var tokenToReplace = JsonObject.SelectToken(path);
-					if (tokenToReplace != null)
-					{// It's found
-						tokenToReplace.Replace(UnsavedValues[path]);
-						Debug.Console(1, "JSON Master[{0}] Updating '{1}'", UniqueID, path);
-					}
-					else // No token.  Let's make one 
-					{
-						//http://stackoverflow.com/questions/17455052/how-to-set-the-value-of-a-json-path-using-json-net
-						Debug.Console(1, "JSON Master[{0}] Cannot write value onto missing property: '{1}'", UniqueID, path);
+            if (UnsavedValues == null || UnsavedValues.Count == 0)
+            {
+                Debug.Console(1, "Master [{0}] No updated values to save. Skipping", UniqueID);
+                return;
+            }
+            lock (FileLock)
+            {
+                Debug.Console(1, "Saving");
+                foreach (var path in UnsavedValues.Keys)
+                {
+                    var tokenToReplace = JsonObject.SelectToken(path);
+                    if (tokenToReplace != null)
+                    {// It's found
+                        tokenToReplace.Replace(UnsavedValues[path]);
+                        Debug.Console(1, "JSON Master[{0}] Updating '{1}'", UniqueID, path);
+                    }
+                    else // No token.  Let's make one 
+                    {
+                        //http://stackoverflow.com/questions/17455052/how-to-set-the-value-of-a-json-path-using-json-net
+                        Debug.Console(1, "JSON Master[{0}] Cannot write value onto missing property: '{1}'", UniqueID, path);
 
-						//                        JContainer jpart = JsonObject;
-						//                        // walk down the path and find where it goes
-						//#warning Does not handle arrays.
-						//                        foreach (var part in path.Split('.'))
-						//                        {
+                        //                        JContainer jpart = JsonObject;
+                        //                        // walk down the path and find where it goes
+                        //#warning Does not handle arrays.
+                        //                        foreach (var part in path.Split('.'))
+                        //                        {
 
-						//                            var openPos = part.IndexOf('[');
-						//                            if (openPos > -1)
-						//                            {
-						//                                openPos++; // move to number
-						//                                var closePos = part.IndexOf(']');
-						//                                var arrayName = part.Substring(0, openPos - 1); // get the name
-						//                                var index = Convert.ToInt32(part.Substring(openPos, closePos - openPos));
+                        //                            var openPos = part.IndexOf('[');
+                        //                            if (openPos > -1)
+                        //                            {
+                        //                                openPos++; // move to number
+                        //                                var closePos = part.IndexOf(']');
+                        //                                var arrayName = part.Substring(0, openPos - 1); // get the name
+                        //                                var index = Convert.ToInt32(part.Substring(openPos, closePos - openPos));
 
-						//                                // Check if the array itself exists and add the item if so
-						//                                if (jpart[arrayName] != null)
-						//                                {
-						//                                    var arrayObj = jpart[arrayName] as JArray;
-						//                                    var item = arrayObj[index];
-						//                                    if (item == null)
-						//                                        arrayObj.Add(new JObject());
-						//                                }
+                        //                                // Check if the array itself exists and add the item if so
+                        //                                if (jpart[arrayName] != null)
+                        //                                {
+                        //                                    var arrayObj = jpart[arrayName] as JArray;
+                        //                                    var item = arrayObj[index];
+                        //                                    if (item == null)
+                        //                                        arrayObj.Add(new JObject());
+                        //                                }
 
-						//                                Debug.Console(0, "IGNORING MISSING ARRAY VALUE FOR NOW");
-						//                                continue;
-						//                            }
-						//                            // Build the 
-						//                            if (jpart[part] == null)
-						//                                jpart.Add(new JProperty(part, new JObject()));
-						//                            jpart = jpart[part] as JContainer;
-						//                        }
-						//                        jpart.Replace(UnsavedValues[path]);
-					}
-				}
-				using (StreamWriter sw = new StreamWriter(ActualFilePath))
-				{
-					try
-					{
-						sw.Write(JsonObject.ToString());
-						sw.Flush();
-					}
-					catch (Exception e)
-					{
-						string err = string.Format("Error writing JSON file:\r{0}", e);
-						Debug.Console(0, err);
-						ErrorLog.Warn(err);
-						return;
-					}
-				}
-			}
-		}
-	}
+                        //                                Debug.Console(0, "IGNORING MISSING ARRAY VALUE FOR NOW");
+                        //                                continue;
+                        //                            }
+                        //                            // Build the 
+                        //                            if (jpart[part] == null)
+                        //                                jpart.Add(new JProperty(part, new JObject()));
+                        //                            jpart = jpart[part] as JContainer;
+                        //                        }
+                        //                        jpart.Replace(UnsavedValues[path]);
+                    }
+                }
+                using (StreamWriter sw = new StreamWriter(ActualFilePath))
+                {
+                    try
+                    {
+                        sw.Write(JsonObject.ToString());
+                        sw.Flush();
+                    }
+                    catch (Exception e)
+                    {
+                        string err = string.Format("Error writing JSON file:\r{0}", e);
+                        Debug.Console(0, err);
+                        ErrorLog.Warn(err);
+                        return;
+                    }
+                }
+            }
+        }
+    }
 }