diff --git a/app/Helpers/MasterFunctionsHelper.php b/app/Helpers/MasterFunctionsHelper.php
index 1bed1bb..add9de1 100644
--- a/app/Helpers/MasterFunctionsHelper.php
+++ b/app/Helpers/MasterFunctionsHelper.php
@@ -708,6 +708,9 @@ class MasterFunctionsHelper
 				$tempTtlPercentPlan += $sumPercentagePlan;
 				$tempTtlPercentActual += $sumPercentageActual;
 
+				if ($tempTtlPercentPlan >= 100)
+					$tempTtlPercentPlan = 100;
+
 				$currentACWP += $totalACWP;
 				$currentBCWP += $totalBCWP;
 
@@ -715,6 +718,9 @@ class MasterFunctionsHelper
 				$tempPercentagePlan[] = round($tempTtlPercentPlan, 2);
 				$tempPercentagePlanWhr[] = ["weekly period", $tempPercentagePlan];
 				$tempPercentageReal[] = round($tempTtlPercentActual, 2);
+				if ($tempTtlPercentPlan >= 100 && $tempTtlPercentActual >= 100) {
+					break;
+				}
 			} else {
 				$tempPercentage[] = array(round($sumPercentagePlan, 2), round($sumPercentageActual, 2));
 				$tempPercentagePlan[] = round($sumPercentagePlan, 2);
diff --git a/app/Http/Controllers/ActivityController.php b/app/Http/Controllers/ActivityController.php
index df66558..0e23cdb 100644
--- a/app/Http/Controllers/ActivityController.php
+++ b/app/Http/Controllers/ActivityController.php
@@ -527,6 +527,19 @@ class ActivityController extends Controller
 		return response()->json(['status' => 'success', 'code' => 200, 'data' => $dataGet, 'totalRecord' => $totalRecord], 200);
 	}
 
+    public function searchAnalysisPrep(Request $request)
+	{
+		$data = $request->all();
+        $dataGet = DB::table('m_activity')
+                        ->select('m_activity.name')
+						->where('m_activity.proyek_id', $data['columns'][0]['value'])
+                        ->where('m_activity.type_activity', 'task')
+                        ->where('m_activity.persentase_progress', '>', 0)
+                        ->groupByRaw('m_activity.name')
+		                ->get();
+		return response()->json(['status' => 'success', 'code' => 200, 'data' => $dataGet ], 200);
+	}
+
     public function searchAnalysis(Request $request)
 	{
 		$dataBuilder = $this->setUpPayload($request->all(), 'm_activity');
diff --git a/app/Models/Activity.php b/app/Models/Activity.php
index 3a8e54c..5d9c1e7 100644
--- a/app/Models/Activity.php
+++ b/app/Models/Activity.php
@@ -79,8 +79,14 @@ class Activity extends Model
 		});
 
 		static::deleted(function($data) {
-			if(Activity::where("parent_id", $data->parent_id)->count() == 0)
-				Activity::find($data->parent_id)->update(["type_activity"=>"task"]);
+            if (isset($data->parent_id)) {
+                if(Activity::where("parent_id", $data->parent_id)->count() == 0) {
+					$activity = Activity::find($data->parent_id);
+					if ($activity) {
+				    	$activity->update(["type_activity"=>"task"]);
+					}
+				}
+            }
 
 			$data->updateBobot(true);
 			$data->updateCostPlanning();
@@ -100,7 +106,7 @@ class Activity extends Model
 			->whereNull('parent_id')
 			->first();
 
-		if($root->rencana_biaya > 0){
+		if(isset($root) && $root->rencana_biaya > 0){
 			$activities = Activity::where("proyek_id", $this->proyek_id)->where("version_gantt_id", $this->version_gantt_id)->get();
 			foreach ($activities as $activity) {
 				if($isDelete && $activity->id == $this->id)
diff --git a/app/Models/HierarchyFtth.php b/app/Models/HierarchyFtth.php
index fae503c..1a0ba8c 100644
--- a/app/Models/HierarchyFtth.php
+++ b/app/Models/HierarchyFtth.php
@@ -3,6 +3,7 @@
 namespace App\Models;
 
 use Illuminate\Database\Eloquent\Model;
+use App\Models\VersionGantt;
 
 class HierarchyFtth extends Model
 {
@@ -14,15 +15,20 @@ class HierarchyFtth extends Model
   protected $fillable = [
     'name', 'parent_id', 'project_id', 'created_at', 'updated_at', 'progress', 'bobot_planning'
   ];
-  
+
   public static function boot() {
 		parent::boot();
 
 		static::deleted(function($data) {
-      $ftths = HierarchyFtth::where('parent_id', $data->id)->get();
-      foreach ($ftths as $ftth) {
-          $ftth->delete();
-      }
+          $ftths = HierarchyFtth::where('parent_id', $data->id)->get();
+          foreach ($ftths as $ftth) {
+              $ftth->delete();
+          }
+
+          $gantts = VersionGantt::where('hierarchy_ftth_id', $data->id)->get();
+          foreach ($gantts as $gantt) {
+            $gantt->delete();
+          }
 		});
 	}
 }
diff --git a/app/Models/VersionGantt.php b/app/Models/VersionGantt.php
index 765ddf1..39b9b0f 100644
--- a/app/Models/VersionGantt.php
+++ b/app/Models/VersionGantt.php
@@ -38,6 +38,13 @@ class VersionGantt extends Model
 
 		static::updated(function($data) {
 			$data->updateActDuration();
+        });
+
+    static::deleted(function ($data) {
+      $activities = Activity::where('version_gantt_id', $data->id)->get();
+      foreach ($activities as $activity) {
+        $activity->delete();
+      }
 		});
 	}
 
diff --git a/routes/web.php b/routes/web.php
index bf32671..3cab9d8 100644
--- a/routes/web.php
+++ b/routes/web.php
@@ -207,6 +207,7 @@ $router->group(['prefix' => 'api', 'middleware' => 'cors'], function () use ($ro
 		$router->get('/activity/{id}/{proyek_id}/get', 'ActivityController@getByGanttId');
 		$router->post('/activity/search', 'ActivityController@search');
 		$router->post('/activity/search-analysis', 'ActivityController@searchAnalysis');
+		$router->post('/activity/search-analysis-prep', 'ActivityController@searchAnalysisPrep');
 		$router->post('/activity/import', 'ActivityController@import');
 		$router->post('/activity/import-update', 'ActivityController@importUpdate');
 		$router->post('/activity/import-old', 'ActivityController@importOld');