diff --git a/app/Http/Controllers/ActivityController.php b/app/Http/Controllers/ActivityController.php
index 733ee1d..21dc80c 100644
--- a/app/Http/Controllers/ActivityController.php
+++ b/app/Http/Controllers/ActivityController.php
@@ -1,22 +1,23 @@
 <?php
 namespace App\Http\Controllers;
 
-use App\Helpers\MasterFunctionsHelper;
-use App\Models\Activity;
-use App\Models\AssignMaterial;
-use App\Models\CommentActivity;
+use DateTime;
 use App\Models\Link;
+use App\Models\User;
 use App\Models\Project;
-use App\Models\TemplateGantt;
+use App\Models\Activity;
 use App\Models\TmpImport;
-use App\Models\VersionGantt;
-use App\Models\UserToActivity;
 use App\Models\UserToProyek;
-use App\Models\User;
+use App\Models\VersionGantt;
 use Illuminate\Http\Request;
+use App\Models\TemplateGantt;
+use App\Models\AssignMaterial;
+use App\Models\UserToActivity;
+use App\Models\ActivityDokumen;
+use App\Models\CommentActivity;
 use Illuminate\Support\Facades\DB;
 use Illuminate\Support\Facades\Log;
-use DateTime;
+use App\Helpers\MasterFunctionsHelper;
 
 class ActivityController extends Controller
 {
@@ -500,13 +501,26 @@ class ActivityController extends Controller
 	{
 		if (!$data = Activity::find($id))
 			return response()->json(['status' => 'failed', 'action' => 'error', 'message' => 'Data not found!', 'code' => 404], 404);
-
+            $this->deleteRelative($id);
 		if (!$data->delete())
 			return response()->json(['status' => 'failed', 'action' => 'error', 'message' => 'data activity failed deleted!', 'code' => 500], 500);
 
 		return response()->json(['status' => 'success', "action" => "deleted", 'message' => 'data activity successfully deleted!', 'code' => 200], 200);
 	}
 
+    private function deleteRelative($activity_id)
+	{
+        UserToActivity::where('activity_id', $activity_id)->delete();
+        AssignMaterial::where('activity_id', $activity_id)->delete();
+        $dataAd = ActivityDokumen::where("activity_id", $activity_id)->get();
+		foreach ($dataAd as $ad) {
+			if(file_exists($this->pathActivityDocument.$ad->file)){
+				unlink($this->pathActivityDocument.$ad->file);
+			}
+		}
+        ActivityDokumen::where("activity_id", $activity_id)->delete();
+    }
+
 	public function getUpdate($id)
 	{
 		if (!$data = Activity::find($id))
diff --git a/app/Http/Controllers/ProjectController.php b/app/Http/Controllers/ProjectController.php
index 80296af..737c648 100644
--- a/app/Http/Controllers/ProjectController.php
+++ b/app/Http/Controllers/ProjectController.php
@@ -9,13 +9,17 @@ use App\Models\Image;
 use App\Models\Holiday;
 use App\Models\Project;
 use App\Models\Activity;
+use App\Models\ReportK3;
 use App\Jobs\ProcessSCurve;
+use App\Models\AssignTools;
 use App\Models\OfficeHours;
 use App\Models\ProjectType;
 use App\Models\ProjectPhase;
+use App\Models\ProjectRisks;
 use App\Models\UserToProyek;
 use App\Models\VersionGantt;
 use Illuminate\Http\Request;
+use App\Models\HierarchyFtth;
 use App\Models\ProjectIssues;
 use App\Models\AssignMaterial;
 use App\Models\DokumenProject;
@@ -26,13 +30,14 @@ use App\Models\UserToActivity;
 use App\Models\ActivityDokumen;
 use App\Models\CommentActivity;
 use App\Models\ProjectApproval;
+use App\Models\RequestMaterial;
 use App\Models\ProjectMileStone;
 use App\Models\ProjectChecklists;
 use Illuminate\Support\Facades\DB;
 use App\Models\ProjectParticipants;
 use App\Models\FolderDocumentProyek;
+use App\Models\ProjectToChecklistK3;
 use App\Helpers\MasterFunctionsHelper;
-use App\Models\ProjectRisks;
 use App\Models\ReportActivityMaterial;
 use Illuminate\Support\Facades\Artisan;
 
@@ -163,6 +168,12 @@ class ProjectController extends Controller
 		ProjectChecklists::where('proyek_id', $project_id)->delete();
 		ProjectIssues::where('proyek_id', $project_id)->delete();
 		ProjectRisks::where('proyek_id', $project_id)->delete();
+        ProjectToChecklistK3::where('proyek_id', $project_id)->delete();
+        HierarchyFtth::where('project_id', $project_id)->delete();
+        AssignTools::where('proyek_id', $project_id)->delete();
+        OfficeHours::where('proyek_id', $project_id)->delete();
+        ReportK3::where('proyek_id', $project_id)->delete();
+        RequestMaterial::where('proyek_id', $project_id)->delete();
 		$this->deleteVersionGantt($project_id);
 		$this->deleteDokumenProject($project_id);
 	}
diff --git a/app/Http/Controllers/VersionGanttController.php b/app/Http/Controllers/VersionGanttController.php
index c3fe398..c5fabab 100644
--- a/app/Http/Controllers/VersionGanttController.php
+++ b/app/Http/Controllers/VersionGanttController.php
@@ -2,8 +2,15 @@
 
 namespace App\Http\Controllers;
 
-use Illuminate\Http\Request;
+use App\Models\Link;
+use App\Models\Holiday;
+use App\Models\Activity;
 use App\Models\VersionGantt;
+use Illuminate\Http\Request;
+use App\Models\ShowHideColumn;
+use App\Models\UserToActivity;
+use App\Models\UserToVersionGantt;
+use App\Models\ActivityProgressLog;
 
 class VersionGanttController extends Controller
 {
@@ -49,6 +56,7 @@ class VersionGanttController extends Controller
 
         if($data){
             $delete = $data->delete();
+            $this->deleteRelative($data['id']);
         }else{
             return response()->json(['status'=>'failed','message'=>'data version gantt Project not found!','code'=>400], 400);
             die();
@@ -62,6 +70,17 @@ class VersionGanttController extends Controller
         }
     }
 
+    private function deleteRelative($version_gantt_id)
+    {
+        UserToActivity::where('version_gantt_id', $version_gantt_id)->delete();
+        Activity::where('version_gantt_id', $version_gantt_id)->delete();
+        ShowHideColumn::where('version_gantt_id', $version_gantt_id)->delete();
+        Link::where('version_gantt_id', $version_gantt_id)->delete();
+        UserToVersionGantt::where('version_gantt_id', $version_gantt_id)->delete();
+        Holiday::where('version_gantt_id', $version_gantt_id)->delete();
+        ActivityProgressLog::where('version_gantt_id', $version_gantt_id)->delete();
+    }
+
     public function edit($id){
         if(!$id || (int) $id < 0 || $id==""){
             return response()->json(['status'=>'failed','message'=>'id is required!','code'=>400], 400);