diff --git a/Command.cs b/Command.cs
index c74b4ad..720ee43 100644
--- a/Command.cs
+++ b/Command.cs
@@ -25,9 +25,11 @@ public override void Action(CommandCaller caller, string input, string[] args){
                 return;
             }
             switch(args[0]){
+                case "help": Help(caller);
+                    break;
                 case "hand": HandInfo(caller);
                     break;
-                case "help": Help(caller);
+                case "syntax": Syntax(caller);
                     break;
                 default:
                     caller.Reply("Unknown subcommand, use /tt help for more information.");
@@ -41,6 +43,8 @@ void Help(CommandCaller caller){
             caller.Reply("  Display this information.");
             caller.Reply("/tt hand");
             caller.Reply("  Get information about item that you hold.");
+            caller.Reply("/tt syntax");
+            caller.Reply("  Check syntax for scripts without reload.");
         }
 
         void HandInfo(CommandCaller caller){
@@ -57,5 +61,22 @@ void HandInfo(CommandCaller caller){
             }
             caller.Reply("Max Stack : " + item.maxStack);
         }
+
+        void Syntax(CommandCaller caller){
+            zzzTerraTweaker TT = (zzzTerraTweaker)Mod;
+            caller.Reply("Start syntax checking, script count : " + TT.ScriptFiles.Count.ToString());
+            TT.SetupScripts(true);
+            caller.Reply("Done.");
+            caller.Reply("Successfuly compiled : " + TT.Compiled.Count.ToString());
+            if (TT.Failed.Count == 0) caller.Reply("You should reload to apply script to game.");
+            else {
+                caller.Reply("Failed compiled : " + TT.Failed.Count.ToString());
+                caller.Reply("Failed scripts :");
+                foreach (string name in TT.Failed) {
+                    caller.Reply("  " + name);
+                }
+                caller.Reply("Check log file for more information.");
+            }
+        }
     }
 }
\ No newline at end of file
diff --git a/build.txt b/build.txt
index 3d6cc86..99d29aa 100644
--- a/build.txt
+++ b/build.txt
@@ -1,4 +1,4 @@
 displayName = TerraTweaker
 author = KoKoNya
-version = 1.3.5
+version = 1.3.6
 homepage = https://github.com/Preta-Crowz/TerraTweaker
diff --git a/description.txt b/description.txt
index 148be48..424883b 100644
--- a/description.txt
+++ b/description.txt
@@ -1,4 +1,4 @@
-This version was built for 1.4(Alpha)
+This version was built for 1.4 (Alpha)
 
 Tweak Terraria experience with Custom Script!
 only recipe add/remove is aviliable for now.
diff --git a/zzzTerraTweaker.cs b/zzzTerraTweaker.cs
index 2612a2b..eb62f7d 100644
--- a/zzzTerraTweaker.cs
+++ b/zzzTerraTweaker.cs
@@ -14,43 +14,54 @@ namespace zzzTerraTweaker{
     class zzzTerraTweaker : Mod{
         public zzzTerraTweaker(){}
 
-        private string DataPath, ScriptPath;
-        private List<string> ScriptFiles = new List<string>();
-        private List<string> Errors = new List<string>();
+        public List<string> ScriptFiles { get; private set; }
+        public List<string> Compiled { get; private set; }
+        public List<string> Failed { get; private set; }
         private Dictionary<string,byte[]> HashDict = new Dictionary<string,byte[]>();
         private Dictionary<string,byte[]> ServerHash;
+        public static readonly string ScriptPath = Path.Combine(Main.SavePath, "Scripts");
 
-        private List<MLRecipe> recipes = new List<MLRecipe>();
-        private List<MLItem> removes = new List<MLItem>();
+        public List<MLRecipe> recipes { get; private set; }
+        public List<MLItem> removes { get; private set; }
 
         public override void Load(){
-            this.ScriptPath = Path.Combine(Main.SavePath, "Scripts");
-            this.Logger.Debug("Script Path : " + this.ScriptPath);
-            Directory.CreateDirectory(this.ScriptPath);
-            string[] allFiles = Directory.GetFiles(this.ScriptPath);
+            SetupScripts(false);
+        }
+
+        public void SetupScripts(bool CheckOnly){
+            ScriptFiles = new List<string>();
+            Compiled = new List<string>();
+            Failed = new List<string>();
+            recipes = new List<MLRecipe>();
+            removes = new List<MLItem>();
+            this.Logger.Debug("Script Path : " + ScriptPath);
+            Directory.CreateDirectory(ScriptPath);
+            string[] allFiles = Directory.GetFiles(ScriptPath);
             foreach(string file in allFiles){
                 if(Path.GetExtension(file) == ".moon"){
                     string fileName = Path.GetFileName(file);
-                    this.ScriptFiles.Add(fileName);
+                    ScriptFiles.Add(fileName);
             }}
-            this.Logger.Debug("Script List : " + string.Join(",", this.ScriptFiles));
-            SetupScripts();
-        }
-
-        public void SetupScripts(){
-            foreach(string name in this.ScriptFiles){
-                Script script = new Script(Path.Combine(this.ScriptPath, name));
-                script.Load();
-                HashDict.Add(name, script.hash);
-                this.Logger.Info("Loaded " + name + ", MD5 : " + script.hexHash);
-                this.Logger.Info("Start Compile " + name);
-                script.Compile();
-                this.Logger.Info("Compiled " + name);
-                int i = 0;
-                foreach(MLRecipe recipe in script.GetRecipes())
-                    recipes.Add((MLRecipe)recipe);
-                foreach(MLItem item in script.GetRemoves())
-                    removes.Add(item);
+            this.Logger.Debug("Script List : " + string.Join(",", ScriptFiles));
+            foreach(string name in ScriptFiles){
+                try {
+                    Script script = new Script(Path.Combine(ScriptPath, name));
+                    script.Load();
+                    if (!CheckOnly) HashDict.Add(name, script.hash);
+                    this.Logger.Info("Loaded " + name + ", MD5 : " + script.hexHash);
+                    this.Logger.Info("Start Compile " + name);
+                    script.Compile();
+                    this.Logger.Info("Compiled " + name);
+                    Compiled.Add(name);
+                    foreach(MLRecipe recipe in script.GetRecipes())
+                        recipes.Add((MLRecipe)recipe);
+                    foreach(MLItem item in script.GetRemoves())
+                        removes.Add(item);
+                } catch (Exception e) {
+                    this.Logger.Error("Failed to compile script : " + name);
+                    this.Logger.Error(e);
+                    Failed.Add(name);
+                }
             }
         }