diff --git a/packages/Webkul/Admin/src/DataGrids/CustomerGroupDataGrid.php b/packages/Webkul/Admin/src/DataGrids/CustomerGroupDataGrid.php
index d0c877f5d..d62eacc05 100644
--- a/packages/Webkul/Admin/src/DataGrids/CustomerGroupDataGrid.php
+++ b/packages/Webkul/Admin/src/DataGrids/CustomerGroupDataGrid.php
@@ -90,19 +90,6 @@ class CustomerGroupDataGrid
                     'label' => 'Name',
                     'sortable' => true,
                 ],
-                [
-                    'name' => 'cg.is_user_defined',
-                    'alias' => 'User Defined',
-                    'type' => 'boolean',
-                    'label' => 'User Defined',
-                    'sortable' => true,
-                    'wrapper' => function ($value) {
-                        if($value == 1)
-                            return "False";
-                        else
-                            return "True";
-                    },
-                ],
             ],
             //don't use aliasing in case of filters
             'filterable' => [
@@ -118,12 +105,6 @@ class CustomerGroupDataGrid
                     'type' => 'number',
                     'label' => 'ID'
                 ],
-                [
-                    'column' => 'cg.is_user_defined',
-                    'alias' => 'User Defined',
-                    'type' => 'boolean',
-                    'label' => 'User Defined'
-                ]
             ],
             //don't use aliasing in case of searchables
             'searchable' => [
@@ -158,6 +139,5 @@ class CustomerGroupDataGrid
     public function render() {
 
         return $this->createCustomerGroupDataGrid()->render();
-
     }
 }
\ No newline at end of file
diff --git a/packages/Webkul/Admin/src/Exceptions/Handler.php b/packages/Webkul/Admin/src/Exceptions/Handler.php
index fad745375..1444b9217 100644
--- a/packages/Webkul/Admin/src/Exceptions/Handler.php
+++ b/packages/Webkul/Admin/src/Exceptions/Handler.php
@@ -7,9 +7,12 @@ use Illuminate\Auth\AuthenticationException;
 use Illuminate\Foundation\Exceptions\Handler as ExceptionHandler;
 use Symfony\Component\HttpKernel\Exception\HttpException;
 use Illuminate\Database\Eloquent\ModelNotFoundException;
+use Illuminate\Database\Eloquent\PDOException;
+use Illuminate\Database\Eloquent\ErrorException;
 
 class Handler extends ExceptionHandler
 {
+
     /**
      * Render an exception into an HTTP response.
      *
@@ -20,20 +23,58 @@ class Handler extends ExceptionHandler
     public function render($request, Exception $exception)
     {
         if ($exception instanceof HttpException) {
-            $statusCode = $exception->getCode();
-
-            if(strpos($_SERVER['REQUEST_URI'], 'admin') !== false) {
-                return response(view('admin::errors.' . $statusCode, [
-                    'msg' => $exception->getMessage(),
-                    'code' => $statusCode
-                ]), $statusCode);
+            $statusCode = $exception->getStatusCode();
+            if (strpos($_SERVER['REQUEST_URI'], 'admin') !== false) {
+                switch ($statusCode) {
+                    case 404:
+                        return response()->view('admin::errors.404', [], 404);
+                        break;
+                    case 403:
+                        return response()->view('admin::errors.403', [], 403);
+                        break;
+                    case 401:
+                        return response()->view('admin::errors.401', [], 401);
+                        break;
+                    default:
+                        return response()->view('admin::errors.500', [], 500);
+                }
             } else {
-                return response(view('shop::errors.' . $statusCode, [
-                    'msg' => $exception->getMessage(),
-                    'code' => $statusCode
-                ]), $statusCode);
+                switch ($statusCode) {
+                    case 404:
+                        return response()->view('shop::errors.404', [], 404);
+                        break;
+                    case 403:
+                        return response()->view('shop::errors.403', [], 403);
+                        break;
+                    case 401:
+                        return response()->view('shop::errors.401', [], 401);
+                        break;
+                    default:
+                        return response()->view('shop::errors.500', [], 500);
+                }
+            }
+        } else if ($exception instanceof ModelNotFoundException) {
+            if (strpos($_SERVER['REQUEST_URI'], 'admin') !== false){
+                return response()->view('admin::errors.404', [], 404);
+            }else {
+                return response()->view('shop::errors.404', [], 404);
+            }
+        } else if ($exception instanceof PDOException) {
+            if (strpos($_SERVER['REQUEST_URI'], 'admin') !== false){
+                return response()->view('admin::errors.500', [], 500);
+            } else {
+                return response()->view('shop::errors.500', [], 500);
             }
         }
+        // else if ($exception instanceof ErrorException) {
+
+        //     if(strpos($_SERVER['REQUEST_URI'], 'admin') !== false){
+        //         return response()->view('admin::errors.500', [], 500);
+        //     }else {
+        //         return response()->view('shop::errors.500', [], 500);
+        //     }
+
+        // }
 
         return parent::render($request, $exception);
     }
diff --git a/packages/Webkul/Admin/src/Resources/lang/en/app.php b/packages/Webkul/Admin/src/Resources/lang/en/app.php
index 234d4c8bb..5b7009864 100644
--- a/packages/Webkul/Admin/src/Resources/lang/en/app.php
+++ b/packages/Webkul/Admin/src/Resources/lang/en/app.php
@@ -462,7 +462,7 @@ return [
         'go-to-home' => 'GO TO HOME',
 
         '404' => [
-            'page-title' => 'Page not found',
+            'page-title' => '404 Page not found',
             'name' => '404',
             'title' => 'Page Not found',
             'message' => 'The Page you are looking for doesnt exist or have secrately    escaped;head back to home and make a fresh move again.'
@@ -477,7 +477,13 @@ return [
             'page-title' => '500 Internal Server Error',
             'name' => '500',
             'title' => 'Internal Server Error',
-            'message' => 'You do not have permission to access this page'
-        ]
+            'message' => 'The Server Encountered an internal error.'
+        ],
+        '401' => [
+            'page-title' => '401 Unauthorized Error',
+            'name' => '401',
+            'title' => 'Unauthorized Error',
+            'message' => 'The request has not been applied because it lacks valid authentication credentials for the target resource.'
+        ],
     ]
 ];
\ No newline at end of file
diff --git a/packages/Webkul/Admin/src/Resources/views/customers/group/create.blade.php b/packages/Webkul/Admin/src/Resources/views/customers/group/create.blade.php
index 13765f46a..c200c2c83 100644
--- a/packages/Webkul/Admin/src/Resources/views/customers/group/create.blade.php
+++ b/packages/Webkul/Admin/src/Resources/views/customers/group/create.blade.php
@@ -35,17 +35,6 @@
                         <span class="control-error" v-if="errors.has('name')">@{{ errors.first('name') }}</span>
                     </div>
 
-                    <div class="control-group">
-                        <label for="is_user_defined">
-                            {{ __('admin::app.customers.groups.is_user_defined') }}
-                        </label>
-                        <span class="checkbox">
-                            <input type="checkbox"  name="is_user_defined" value="0">
-                            <label class="checkbox-view" for="is_user_defined"></label>
-                            {{ __('admin::app.customers.groups.yes') }}
-                        </span>
-                    </div>
-
                 </div>
 
             </div>
diff --git a/packages/Webkul/Admin/src/Resources/views/customers/group/edit.blade.php b/packages/Webkul/Admin/src/Resources/views/customers/group/edit.blade.php
index 220bf7c53..d13bbd115 100644
--- a/packages/Webkul/Admin/src/Resources/views/customers/group/edit.blade.php
+++ b/packages/Webkul/Admin/src/Resources/views/customers/group/edit.blade.php
@@ -36,18 +36,6 @@
                         <input type="text" class="control" name="name" v-validate="'required'" value="{{ $group->name }}">
                         <span class="control-error" v-if="errors.has('name')">@{{ errors.first('name') }}</span>
                     </div>
-
-                    <div class="control-group">
-                        <label for="is_user_defined">
-                            {{ __('admin::app.customers.groups.is_user_defined') }}
-                        </label>
-                        <span class="checkbox">
-                            <input type="checkbox"  name="is_user_defined" value="{{ $group->is_user_defined }}" {{ $group->is_user_defined ? 'checked' : '' }}>
-                            <label class="checkbox-view" for="is_user_defined"></label>
-                            {{ __('admin::app.customers.groups.yes') }}
-                        </span>
-                    </div>
-
                 </div>
             </div>
         </form>
diff --git a/packages/Webkul/Admin/src/Resources/views/errors/401.blade.php b/packages/Webkul/Admin/src/Resources/views/errors/401.blade.php
new file mode 100644
index 000000000..df9846347
--- /dev/null
+++ b/packages/Webkul/Admin/src/Resources/views/errors/401.blade.php
@@ -0,0 +1,38 @@
+@extends('admin::layouts.content')
+
+@section('page_title')
+    {{ __('admin::app.error.401.page-title') }}
+@stop
+
+@section('content')
+    <div class="error-container" style="width: 100%; display: flex; justify-content: center;">
+
+        <div class="wrapper" style="display: flex; height: 60vh; width: 100%;
+            justify-content: start; align-items: center;">
+
+            <div class="error-box"  style="width: 50%">
+
+                <div class="error-title" style="font-size: 100px;color: #5E5E5E">
+                    {{ __('admin::app.error.401.name') }}
+                </div>
+
+                <div class="error-messgae" style="font-size: 24px;color: #5E5E5E">
+                    {{ __('admin::app.error.401.title') }}
+                </div>
+
+                <div class="error-description" style="margin-top: 20px;margin-bottom: 20px;color: #242424">
+                    {{ __('admin::app.error.401.message') }}
+                </div>
+
+                <a href="{{ route('admin.dashboard.index') }}">
+                    {{ __('admin::app.error.go-to-home') }}
+                </a>
+
+            </div>
+
+            <div class="error-graphic icon-404" style="margin-left: 10% ;"></div>
+
+        </div>
+
+    </div>
+@stop
\ No newline at end of file
diff --git a/packages/Webkul/Admin/src/Resources/views/errors/403.blade.php b/packages/Webkul/Admin/src/Resources/views/errors/403.blade.php
index 3f6dd9a30..8763a4939 100644
--- a/packages/Webkul/Admin/src/Resources/views/errors/403.blade.php
+++ b/packages/Webkul/Admin/src/Resources/views/errors/403.blade.php
@@ -12,7 +12,9 @@
 
             <div class="error-box"  style="width: 50%">
 
-                <div class="error-title" style="font-size: 100px;color: #5E5E5E"> {{ $code }}</div>
+                <div class="error-title" style="font-size: 100px;color: #5E5E5E">
+                    {{ __('admin::app.error.403.name') }}
+                </div>
 
                 <div class="error-messgae" style="font-size: 24px;color: #5E5E5E">
                     {{ __('admin::app.error.403.title') }}
diff --git a/packages/Webkul/Admin/src/Resources/views/errors/404.blade.php b/packages/Webkul/Admin/src/Resources/views/errors/404.blade.php
index cb7f7da76..a9f532197 100644
--- a/packages/Webkul/Admin/src/Resources/views/errors/404.blade.php
+++ b/packages/Webkul/Admin/src/Resources/views/errors/404.blade.php
@@ -12,7 +12,9 @@
 
             <div class="error-box"  style="width: 50%">
 
-                <div class="error-title" style="font-size: 100px;color: #5E5E5E"> {{ $code }}</div>
+                <div class="error-title" style="font-size: 100px;color: #5E5E5E">
+                    {{ __('admin::app.error.404.name') }}
+                </div>
 
                 <div class="error-messgae" style="font-size: 24px;color: #5E5E5E">
                     {{ __('admin::app.error.404.title') }}
diff --git a/packages/Webkul/Admin/src/Resources/views/errors/500.blade.php b/packages/Webkul/Admin/src/Resources/views/errors/500.blade.php
index 40152c113..d9e0dbea8 100644
--- a/packages/Webkul/Admin/src/Resources/views/errors/500.blade.php
+++ b/packages/Webkul/Admin/src/Resources/views/errors/500.blade.php
@@ -1,7 +1,7 @@
 @extends('admin::layouts.content')
 
 @section('page_title')
-    {{ __('admin::app.error.403.page-title') }}
+    {{ __('admin::app.error.500.page-title') }}
 @stop
 
 @section('content')
@@ -13,7 +13,9 @@
 
             <div class="error-box"  style="width: 50%">
 
-                <div class="error-title" style="font-size: 100px;color: #5E5E5E"> {{ $code }}</div>
+                <div class="error-title" style="font-size: 100px;color: #5E5E5E">
+                    {{ __('admin::app.error.500.name') }}
+                </div>
 
                 <div class="error-messgae" style="font-size: 24px;color: #5E5E5E">
                     {{ __('admin::app.error.500.title') }}
diff --git a/packages/Webkul/Shop/src/Resources/assets/sass/app.scss b/packages/Webkul/Shop/src/Resources/assets/sass/app.scss
index d03da5fe5..197813e35 100644
--- a/packages/Webkul/Shop/src/Resources/assets/sass/app.scss
+++ b/packages/Webkul/Shop/src/Resources/assets/sass/app.scss
@@ -604,6 +604,11 @@ section.slider-block {
 
                 li {
                     display: flex;
+
+                    img {
+                       max-width: 120px;
+                       max-height: 40px;
+                    }
                 }
             }
 
diff --git a/packages/Webkul/Shop/src/Resources/views/errors/401.blade.php b/packages/Webkul/Shop/src/Resources/views/errors/401.blade.php
new file mode 100644
index 000000000..8bf5cb507
--- /dev/null
+++ b/packages/Webkul/Shop/src/Resources/views/errors/401.blade.php
@@ -0,0 +1,38 @@
+@extends('shop::layouts.master')
+
+@section('page_title')
+    {{ __('admin::app.error.401.page-title') }}
+@stop
+
+@section('content-wrapper')
+
+    <div class="error-container" style="width: 100%; display: flex; justify-content: center;">
+
+        <div class="wrapper" style="display: flex; height: 60vh; width: 100%;
+            justify-content: start; align-items: center;">
+
+            <div class="error-box"  style="width: 50%">
+
+                <div class="error-title" style="font-size: 100px;color: #5E5E5E">  {{ __('admin::app.error.401.name') }}  </div>
+
+                <div class="error-messgae" style="font-size: 24px;color: #5E5E5E">
+                    {{ __('admin::app.error.401.title') }}
+                </div>
+
+                <div class="error-description" style="margin-top: 20px;margin-bottom: 20px;color: #242424">
+                    {{ __('admin::app.error.401.message') }}
+                </div>
+
+                <a href="{{ route('shop.home.index') }}">
+                    {{ __('admin::app.error.go-to-home') }}
+                </a>
+
+            </div>
+
+            <div class="error-graphic icon-404" style="margin-left: 10% ;"></div>
+
+        </div>
+
+    </div>
+
+@endsection
\ No newline at end of file
diff --git a/packages/Webkul/Shop/src/Resources/views/errors/403.blade.php b/packages/Webkul/Shop/src/Resources/views/errors/403.blade.php
index 36ef96c4b..96f98cf52 100644
--- a/packages/Webkul/Shop/src/Resources/views/errors/403.blade.php
+++ b/packages/Webkul/Shop/src/Resources/views/errors/403.blade.php
@@ -1,5 +1,9 @@
 @extends('shop::layouts.master')
 
+@section('page_title')
+    {{ __('admin::app.error.403.page-title') }}
+@stop
+
 @section('content-wrapper')
 
     <div class="error-container" style="width: 100%; display: flex; justify-content: center;">
@@ -9,7 +13,7 @@
 
             <div class="error-box"  style="width: 50%">
 
-                <div class="error-title" style="font-size: 100px;color: #5E5E5E"> {{ $code }}</div>
+                <div class="error-title" style="font-size: 100px;color: #5E5E5E">  {{ __('admin::app.error.403.name') }}  </div>
 
                 <div class="error-messgae" style="font-size: 24px;color: #5E5E5E">
                     {{ __('admin::app.error.403.title') }}
diff --git a/packages/Webkul/Shop/src/Resources/views/errors/404.blade.php b/packages/Webkul/Shop/src/Resources/views/errors/404.blade.php
index 3c198c687..abcfb0890 100644
--- a/packages/Webkul/Shop/src/Resources/views/errors/404.blade.php
+++ b/packages/Webkul/Shop/src/Resources/views/errors/404.blade.php
@@ -1,5 +1,9 @@
 @extends('shop::layouts.master')
 
+@section('page_title')
+    {{ __('admin::app.error.404.page-title') }}
+@stop
+
 @section('content-wrapper')
 
     <div class="error-container" style="width: 100%; display: flex; justify-content: center;">
@@ -9,7 +13,9 @@
 
             <div class="error-box"  style="width: 50%">
 
-                <div class="error-title" style="font-size: 100px;color: #5E5E5E"> {{ $code }}</div>
+                <div class="error-title" style="font-size: 100px;color: #5E5E5E">
+                    {{ __('admin::app.error.404.name') }}
+                </div>
 
                 <div class="error-messgae" style="font-size: 24px;color: #5E5E5E">
                     {{ __('admin::app.error.404.title') }}
diff --git a/packages/Webkul/Shop/src/Resources/views/errors/500.blade.php b/packages/Webkul/Shop/src/Resources/views/errors/500.blade.php
index 0bbe40f7f..2a19c0d20 100644
--- a/packages/Webkul/Shop/src/Resources/views/errors/500.blade.php
+++ b/packages/Webkul/Shop/src/Resources/views/errors/500.blade.php
@@ -1,5 +1,9 @@
 @extends('shop::layouts.master')
 
+@section('page_title')
+    {{ __('admin::app.error.500.page-title') }}
+@stop
+
 @section('content-wrapper')
 
     <div class="error-container" style="width: 100%; display: flex; justify-content: center;">
@@ -9,7 +13,9 @@
 
             <div class="error-box"  style="width: 50%">
 
-                <div class="error-title" style="font-size: 100px;color: #5E5E5E"> {{ $code }}</div>
+                <div class="error-title" style="font-size: 100px;color: #5E5E5E">
+                    {{ __('admin::app.error.500.name') }}
+                </div>
 
                 <div class="error-messgae" style="font-size: 24px;color: #5E5E5E">
                     {{ __('admin::app.error.500.title') }}
diff --git a/public/themes/default/assets/css/shop.css b/public/themes/default/assets/css/shop.css
index 4e74a5304..71b69ae5f 100644
--- a/public/themes/default/assets/css/shop.css
+++ b/public/themes/default/assets/css/shop.css
@@ -784,6 +784,11 @@ section.slider-block div.slider-content div.slider-control .light-right-icon {
   display: flex;
 }
 
+.header .header-top div.left-content ul.logo-container li img {
+  max-width: 120px;
+  max-height: 40px;
+}
+
 .header .header-top div.left-content ul.search-container li.search-group {
   display: -webkit-inline-box;
   display: -ms-inline-flexbox;
diff --git a/public/themes/default/assets/mix-manifest.json b/public/themes/default/assets/mix-manifest.json
index 2141a2aae..b7e923adb 100644
--- a/public/themes/default/assets/mix-manifest.json
+++ b/public/themes/default/assets/mix-manifest.json
@@ -1,4 +1,4 @@
 {
     "/js/shop.js": "/js/shop.js",
     "/css/shop.css": "/css/shop.css"
-}
\ No newline at end of file
+}