diff --git a/editor/editors.go b/editor/editors.go
index 6b62e71..be017dd 100644
--- a/editor/editors.go
+++ b/editor/editors.go
@@ -329,12 +329,11 @@ func FindDeclarationHandler(w http.ResponseWriter, r *http.Request) {
 	cursorCh, _ := strconv.Atoi(found[strings.LastIndex(found, ":")+1:])
 
 	data := map[string]interface{}{}
+	result.Data = &data
 
 	data["path"] = filepath.ToSlash(path)
 	data["cursorLine"] = cursorLine
 	data["cursorCh"] = cursorCh
-
-	result.Data = data
 }
 
 // FindUsagesHandler handles request of finding usages.
diff --git a/editor/formatter.go b/editor/formatter.go
index 9bfd797..337e876 100644
--- a/editor/formatter.go
+++ b/editor/formatter.go
@@ -79,6 +79,8 @@ func GoFmtHandler(w http.ResponseWriter, r *http.Request) {
 	}
 
 	data := map[string]interface{}{}
+	result.Data = &data
+
 	data["code"] = code
 
 	result.Data = data
@@ -100,8 +102,6 @@ func GoFmtHandler(w http.ResponseWriter, r *http.Request) {
 	code = string(output)
 	data["code"] = code
 
-	result.Data = data
-
 	fout, err = os.Create(filePath)
 	fout.WriteString(code)
 	if err := fout.Close(); nil != err {
diff --git a/file/files.go b/file/files.go
index bec9deb..804d238 100644
--- a/file/files.go
+++ b/file/files.go
@@ -193,6 +193,7 @@ func GetFileHandler(w http.ResponseWriter, r *http.Request) {
 	}
 
 	data := map[string]interface{}{}
+	result.Data = &data
 
 	buf, _ := ioutil.ReadFile(path)
 
@@ -227,8 +228,6 @@ func GetFileHandler(w http.ResponseWriter, r *http.Request) {
 		data["content"] = content
 		data["path"] = path
 	}
-
-	result.Data = data
 }
 
 // SaveFileHandler handles request of saving file.
diff --git a/file/outline.go b/file/outline.go
index 82e2558..8ca7804 100755
--- a/file/outline.go
+++ b/file/outline.go
@@ -57,6 +57,8 @@ func GetOutlineHandler(w http.ResponseWriter, r *http.Request) {
 	}
 
 	data := map[string]interface{}{}
+	result.Data = &data
+
 	// ast.Print(fset, f)
 
 	line, ch := getCursor(code, int(f.Name.Pos()))
@@ -129,8 +131,6 @@ func GetOutlineHandler(w http.ResponseWriter, r *http.Request) {
 	data["structDecls"] = structDecls
 	data["interfaceDecls"] = interfaceDecls
 	data["typeDecls"] = typeDecls
-
-	result.Data = data
 }
 
 // getCursor calculates the cursor position (line, ch) by the specified offset.
diff --git a/playground/build.go b/playground/build.go
index 2b9bf5d..3adf3fc 100644
--- a/playground/build.go
+++ b/playground/build.go
@@ -56,6 +56,7 @@ func BuildHandler(w http.ResponseWriter, r *http.Request) {
 	}
 
 	data := map[string]interface{}{}
+	result.Data = &data
 
 	executable := filepath.Clean(conf.Wide.Playground + "/" + strings.Replace(fileName, ".go", suffix, -1))
 
@@ -71,6 +72,4 @@ func BuildHandler(w http.ResponseWriter, r *http.Request) {
 	}
 
 	data["executable"] = executable
-
-	result.Data = data
 }
diff --git a/playground/file.go b/playground/file.go
index 6272471..912bb68 100644
--- a/playground/file.go
+++ b/playground/file.go
@@ -73,6 +73,7 @@ func SaveHandler(w http.ResponseWriter, r *http.Request) {
 	}
 
 	data := map[string]interface{}{}
+	result.Data = &data
 
 	data["code"] = code
 
@@ -93,8 +94,6 @@ func SaveHandler(w http.ResponseWriter, r *http.Request) {
 
 		return
 	}
-
-	result.Data = data
 }
 
 // ShortURLHandler handles request of short URL.
diff --git a/static/js/playground.js b/static/js/playground.js
index 1d1201e..890ea15 100644
--- a/static/js/playground.js
+++ b/static/js/playground.js
@@ -456,7 +456,7 @@ var playground = {
                     data: JSON.stringify(request),
                     dataType: "json",
                     success: function (result) {
-                        // console.log(data);
+                        console.log(result);
                         
                         var data = result.data;