diff --git a/400-SOURCECODE/AIAHTML5.API/Controllers/LabExercises.cs b/400-SOURCECODE/AIAHTML5.API/Controllers/LabExercises.cs
deleted file mode 100644
index a8551dc..0000000
--- a/400-SOURCECODE/AIAHTML5.API/Controllers/LabExercises.cs
+++ /dev/null
@@ -1,37 +0,0 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Web;
-using System;
-using System.Threading.Tasks;
-using MongoDB.Bson;
-using MongoDB.Driver;
-using AIAHTML5.API.Properties;
-using MongoDB.Driver.Builders;
-
-namespace AIAHTML5.API.Models
-{
-    public class LabExercises
-    {
-        public int Attemptnumber { get; set; }
-        public string labExerciseCode { get; set; }
-        public string Answer { get; set; }
-        public int Question { get; set; }
-        public int Score { get; set; }
-
-
-        public void UpdateUserLabExercise(Users objUser)
-        {
-            var client = new MongoClient();
-            var db = client.GetDatabase(Settings.Default.database);
-
-            var collection = db.GetCollection<BsonDocument>("Users");
-
-            collection.UpdateOne(
-            Builders<BsonDocument>.Filter.Eq("loginId", objUser.loginId),
-            Builders<BsonDocument>.Update.Set("LabExerciseAttempt", objUser.labExerciseAttempt));
-           
-
-        }
-    }
-}
\ No newline at end of file
diff --git a/400-SOURCECODE/AIAHTML5.Web/app/controllers/LabExercController.js b/400-SOURCECODE/AIAHTML5.Web/app/controllers/LabExercController.js
index ecfb0dd..cd853bc 100644
--- a/400-SOURCECODE/AIAHTML5.Web/app/controllers/LabExercController.js
+++ b/400-SOURCECODE/AIAHTML5.Web/app/controllers/LabExercController.js
@@ -399,12 +399,18 @@ function ($scope, $rootScope, pages, log, $http, DataService, $filter, $location
         LabExerciseService.saveLabExerciseAttempt($scope.labExerciseAttempt)
             .then(
                  function (result) {
-                     alert("Successfully updated");
+                     //saved successfully.
+                     $rootScope.errorMessage = result;
+                     $("#messageModal").modal('show');
                  },
-                 function (error) {
-                     console.log(' Error in authentication = ' + error.statusText);
-                     alert("Error");
-                 });
+                  function (error) {
+                      console.log(' Error in saving lab exercise = ' + error.statusText);
+                      // alert(LoginMessageConstants.ERROR_IN_FECTHING_DETAILS);
+                      $rootScope.isVisibleLogin = true;
+                      $rootScope.errorMessage = error;
+                      $("#messageModal").modal('show');
+                  }
+                  )
     };