diff --git a/VERSION.txt b/VERSION.txt
index f810c24459..c850dd977c 100644
--- a/VERSION.txt
+++ b/VERSION.txt
@@ -1 +1 @@
-5.5.18
\ No newline at end of file
+5.5.19
\ No newline at end of file
diff --git a/app/DataMapper/CompanySettings.php b/app/DataMapper/CompanySettings.php
index 92a0ae31a2..31c90f38e3 100644
--- a/app/DataMapper/CompanySettings.php
+++ b/app/DataMapper/CompanySettings.php
@@ -436,9 +436,12 @@ class CompanySettings extends BaseSettings
 
     public $auto_archive_invoice_cancelled = false;
 
-    public $vendor_portal_enable_uploads=false;
+    public $vendor_portal_enable_uploads = false;
+
+    public $send_email_on_mark_paid = false;
 
     public static $casts = [
+        'send_email_on_mark_paid'            => 'bool',
         'vendor_portal_enable_uploads'       => 'bool',
         'besr_id'                            => 'string',
         'qr_iban'                            => 'string',
diff --git a/app/Http/Controllers/BaseController.php b/app/Http/Controllers/BaseController.php
index a2695f0c6d..ea6b7d56f0 100644
--- a/app/Http/Controllers/BaseController.php
+++ b/app/Http/Controllers/BaseController.php
@@ -900,6 +900,10 @@ class BaseController extends Controller
                 return redirect('/')->with(['signup' => 'true']);
             }
 
+            $canvas_path_array = parse_url(config('ninja.app_url'));
+
+            $canvas_path = (array_key_exists('path', $canvas_path_array)) ? $canvas_path_array['path'] : '';
+                
             $data = [];
 
             //pass report errors bool to front end
@@ -910,6 +914,7 @@ class BaseController extends Controller
             $data['build'] = request()->has('build') ? request()->input('build') : '';
             $data['login'] = request()->has('login') ? request()->input('login') : 'false';
             $data['signup'] = request()->has('signup') ? request()->input('signup') : 'false';
+            $data['canvas_path'] = $canvas_path;
 
             if (request()->session()->has('login')) {
                 $data['login'] = 'true';
diff --git a/app/Http/Livewire/SubscriptionPlanSwitch.php b/app/Http/Livewire/SubscriptionPlanSwitch.php
index c1ea73efeb..aac8816624 100644
--- a/app/Http/Livewire/SubscriptionPlanSwitch.php
+++ b/app/Http/Livewire/SubscriptionPlanSwitch.php
@@ -56,6 +56,7 @@ class SubscriptionPlanSwitch extends Component
      */
     public $total;
 
+    public $hide_button = false;
     /**
      * @var array
      */
@@ -139,12 +140,20 @@ class SubscriptionPlanSwitch extends Component
 
     public function handlePaymentNotRequired()
     {
-        return $this->target->service()->createChangePlanCredit([
+        $this->hide_button = true;
+
+        $response =  $this->target->service()->createChangePlanCredit([
             'recurring_invoice' => $this->recurring_invoice,
             'subscription' => $this->subscription,
             'target' => $this->target,
             'hash' => $this->hash,
         ]);
+
+        $this->hide_button = true;
+
+        $this->dispatchBrowserEvent('redirectRoute', ['route' => $response]);
+
+        // return redirect($response);
     }
 
     public function render()
diff --git a/app/Jobs/Inventory/AdjustProductInventory.php b/app/Jobs/Inventory/AdjustProductInventory.php
index 1cf9476d4e..72b07d70d0 100644
--- a/app/Jobs/Inventory/AdjustProductInventory.php
+++ b/app/Jobs/Inventory/AdjustProductInventory.php
@@ -80,9 +80,9 @@ class AdjustProductInventory implements ShouldQueue
             $p->in_stock_quantity -= $item->quantity;
             $p->saveQuietly();
 
-            if ($p->stock_notification_threshold && $p->in_stock_quantity <= $p->stock_notification_threshold) {
+            if ($this->company->stock_notification && $p->stock_notification && $p->stock_notification_threshold && $p->in_stock_quantity <= $p->stock_notification_threshold) {
                 $this->notifyStockLevels($p, 'product');
-            } elseif ($this->company->stock_notification_threshold && $p->in_stock_quantity <= $this->company->stock_notification_threshold) {
+            } elseif ($this->company->stock_notification && $p->stock_notification && $this->company->inventory_notification_threshold && $p->in_stock_quantity <= $this->company->inventory_notification_threshold) {
                 $this->notifyStocklevels($p, 'company');
             }
         }
diff --git a/app/Jobs/Util/ReminderJob.php b/app/Jobs/Util/ReminderJob.php
index cac419fb3e..78d233d357 100644
--- a/app/Jobs/Util/ReminderJob.php
+++ b/app/Jobs/Util/ReminderJob.php
@@ -14,8 +14,10 @@ namespace App\Jobs\Util;
 use App\DataMapper\InvoiceItem;
 use App\Events\Invoice\InvoiceWasEmailed;
 use App\Jobs\Entity\EmailEntity;
+use App\Jobs\Ninja\TransactionLog;
 use App\Libraries\MultiDB;
 use App\Models\Invoice;
+use App\Models\TransactionEvent;
 use App\Utils\Ninja;
 use App\Utils\Traits\MakesDates;
 use App\Utils\Traits\MakesReminders;
@@ -201,10 +203,20 @@ class ReminderJob implements ShouldQueue
         $client = $invoice->client;
         $client = $client->fresh();
 
-        nlog('adjusting client balance and invoice balance by '.($invoice->balance - $temp_invoice_balance));
+        nlog('adjusting client balance and invoice balance by #'.$invoice->number.' '.($invoice->balance - $temp_invoice_balance));
         $client->service()->updateBalance($invoice->balance - $temp_invoice_balance)->save();
         $invoice->ledger()->updateInvoiceBalance($invoice->balance - $temp_invoice_balance, "Late Fee Adjustment for invoice {$invoice->number}");
 
+        $transaction = [
+            'invoice' => $invoice->transaction_event(),
+            'payment' => [],
+            'client' => $client->transaction_event(),
+            'credit' => [],
+            'metadata' => ['setLateFee'],
+        ];
+
+        TransactionLog::dispatch(TransactionEvent::CLIENT_STATUS, $transaction, $invoice->company->db);
+
         return $invoice;
     }
 }
diff --git a/app/PaymentDrivers/Stripe/UpdatePaymentMethods.php b/app/PaymentDrivers/Stripe/UpdatePaymentMethods.php
index b561733347..860b590602 100644
--- a/app/PaymentDrivers/Stripe/UpdatePaymentMethods.php
+++ b/app/PaymentDrivers/Stripe/UpdatePaymentMethods.php
@@ -74,6 +74,9 @@ class UpdatePaymentMethods
     {
         $sources = $customer->sources;
 
+        if(!property_exists($sources, 'data'))
+            return;
+
         foreach ($sources->data as $method) {
             $token_exists = ClientGatewayToken::where([
                 'gateway_customer_reference' => $customer->id,
diff --git a/app/Services/Invoice/ApplyPayment.php b/app/Services/Invoice/ApplyPayment.php
index eea48ba397..fd818c7264 100644
--- a/app/Services/Invoice/ApplyPayment.php
+++ b/app/Services/Invoice/ApplyPayment.php
@@ -88,6 +88,7 @@ class ApplyPayment extends AbstractService
 
         $this->invoice
              ->client
+             ->fresh()
              ->service()
              ->updateBalance($amount_paid)
              ->save();
diff --git a/app/Services/Invoice/ApplyPaymentAmount.php b/app/Services/Invoice/ApplyPaymentAmount.php
index 564d84f37b..3e5db3db72 100644
--- a/app/Services/Invoice/ApplyPaymentAmount.php
+++ b/app/Services/Invoice/ApplyPaymentAmount.php
@@ -17,6 +17,7 @@ use App\Factory\PaymentFactory;
 use App\Jobs\Invoice\InvoiceWorkflowSettings;
 use App\Jobs\Payment\EmailPayment;
 use App\Libraries\Currency\Conversion\CurrencyApi;
+use App\Models\Client;
 use App\Models\Invoice;
 use App\Models\Payment;
 use App\Services\AbstractService;
@@ -87,11 +88,13 @@ class ApplyPaymentAmount extends AbstractService
 
         $this->invoice
             ->client
+            ->fresh()
             ->service()
             ->updateBalance($payment->amount * -1)
             ->updatePaidToDate($payment->amount)
             ->save();
 
+
         if ($this->invoice->client->getSetting('client_manual_payment_notification')) {
             $payment->service()->sendEmail();
         }
diff --git a/app/Services/Invoice/MarkPaid.php b/app/Services/Invoice/MarkPaid.php
index ccfd3e25cd..1cfe1b5bdd 100644
--- a/app/Services/Invoice/MarkPaid.php
+++ b/app/Services/Invoice/MarkPaid.php
@@ -92,6 +92,9 @@ class MarkPaid extends AbstractService
 
         $payment->service()->applyNumber()->save();
         
+        if($payment->company->getSetting('send_email_on_mark_paid'))
+            $payment->service()->sendEmail();
+
         $this->setExchangeRate($payment);
 
         /* Create a payment relationship to the invoice entity */
diff --git a/app/Services/Invoice/MarkSent.php b/app/Services/Invoice/MarkSent.php
index a8b6d17b24..d95d7365bd 100644
--- a/app/Services/Invoice/MarkSent.php
+++ b/app/Services/Invoice/MarkSent.php
@@ -69,6 +69,7 @@ class MarkSent extends AbstractService
             $client = Client::withTrashed()->where('id', $this->client->id)->lockForUpdate()->first();
             $client->balance += $adjustment;
             $client->save();
+            
         }, 1);
 
         $this->invoice->markInvitationsSent();
diff --git a/app/Services/Subscription/SubscriptionService.php b/app/Services/Subscription/SubscriptionService.php
index 7f74fcb9be..a79ccd9ab0 100644
--- a/app/Services/Subscription/SubscriptionService.php
+++ b/app/Services/Subscription/SubscriptionService.php
@@ -477,10 +477,14 @@ class SubscriptionService
 
             nlog($response);
 
-            if($credit)
-                return $this->handleRedirect('/client/credits/'.$credit->hashed_id);
-            else
-                return $this->handleRedirect('/client/credits');      
+            if($credit){
+                // return $this->handleRedirect('/client/credits/'.$credit->hashed_id);
+                return '/client/credits/'.$credit->hashed_id;
+            }
+            else{
+                // return $this->handleRedirect('/client/credits');      
+                return '/client/credits';
+            }
 
     }
 
diff --git a/app/Utils/HtmlEngine.php b/app/Utils/HtmlEngine.php
index 635fc002e9..c4d6cf6fe0 100644
--- a/app/Utils/HtmlEngine.php
+++ b/app/Utils/HtmlEngine.php
@@ -160,7 +160,7 @@ class HtmlEngine
             $data['$date'] = ['value' => $this->translateDate($this->entity->date, $this->client->date_format(), $this->client->locale()) ?: '&nbsp;', 'label' => ctrans('texts.invoice_date')];
 
             if($this->entity->project) {
-                $data['$project.name'] = ['value' => $this->entity->project->name, 'label' => ctrans('texts.project_name')];
+                $data['$project.name'] = ['value' => $this->entity->project->name, 'label' => ctrans('texts.project')];
                 $data['$invoice.project'] = &$data['$project.name'];
             }
 
diff --git a/config/ninja.php b/config/ninja.php
index 299e67c668..7caef91200 100644
--- a/config/ninja.php
+++ b/config/ninja.php
@@ -14,8 +14,8 @@ return [
     'require_https' => env('REQUIRE_HTTPS', true),
     'app_url' => rtrim(env('APP_URL', ''), '/'),
     'app_domain' => env('APP_DOMAIN', 'invoicing.co'),
-    'app_version' => '5.5.18',
-    'app_tag' => '5.5.18',
+    'app_version' => '5.5.19',
+    'app_tag' => '5.5.19',
     'minimum_client_version' => '5.0.16',
     'terms_version' => '1.0.1',
     'api_secret' => env('API_SECRET', ''),
diff --git a/resources/views/index/index.blade.php b/resources/views/index/index.blade.php
index f66926c193..186f03091a 100644
--- a/resources/views/index/index.blade.php
+++ b/resources/views/index/index.blade.php
@@ -21,7 +21,7 @@
   </script>
    <script>
     window.flutterConfiguration = {
-      canvasKitBaseUrl: "/canvaskit/"
+      canvasKitBaseUrl: "{{ $canvas_path }}/canvaskit/"
     };
   </script>
 </head>
diff --git a/resources/views/portal/ninja2020/components/livewire/required-client-info.blade.php b/resources/views/portal/ninja2020/components/livewire/required-client-info.blade.php
index 3a5b764ec5..032ec9a4e3 100644
--- a/resources/views/portal/ninja2020/components/livewire/required-client-info.blade.php
+++ b/resources/views/portal/ninja2020/components/livewire/required-client-info.blade.php
@@ -15,7 +15,7 @@
                 @if(!array_key_exists('filled', $field))
                     @component('portal.ninja2020.components.general.card-element', ['title' => $field['label']])
                         @if($field['name'] == 'client_country_id' || $field['name'] == 'client_shipping_country_id')
-                            <select id="client_country" class="input w-full form-select" name="{{ $field['name'] }}" wire:model="{{ str_replace(["client_","_line_","contact_"], ["client.","","contact."], $field['name']) }}">
+                            <select id="client_country" class="input w-full form-select" name="{{ $field['name'] }}" wire:model.lazy="{{ str_replace(["client_","_line_","contact_"], ["client.","","contact."], $field['name']) }}">
                                 <option value="none"></option>
 
                                 @foreach($countries as $country)
@@ -25,7 +25,7 @@
                                 @endforeach
                             </select>
                         @else
-                            <input class="input w-full" type="{{ $field['type'] ?? 'text' }}" name="{{ $field['name'] }}" wire:model="{{ str_replace(["client_","_line_","contact_"], ["client.","","contact."], $field['name']) }}">
+                            <input class="input w-full" type="{{ $field['type'] ?? 'text' }}" name="{{ $field['name'] }}" wire:model.lazy="{{ str_replace(["client_","_line_","contact_"], ["client.","","contact."], $field['name']) }}">
                         @endif
 
                         @if(session()->has('validation_errors') && array_key_exists($field['name'], session('validation_errors')))
diff --git a/resources/views/portal/ninja2020/components/livewire/subscription-plan-switch.blade.php b/resources/views/portal/ninja2020/components/livewire/subscription-plan-switch.blade.php
index 7d53d6c5ca..8d3c0301d5 100644
--- a/resources/views/portal/ninja2020/components/livewire/subscription-plan-switch.blade.php
+++ b/resources/views/portal/ninja2020/components/livewire/subscription-plan-switch.blade.php
@@ -1,3 +1,4 @@
+<div>
 <div class="grid grid-cols-12 gap-8 mt-8">
     <div class="col-span-12 md:col-span-5 md:col-start-4 px-4 py-5">
         <!-- Total price -->
@@ -62,6 +63,7 @@
             </div>
         </div>
         @elseif($amount <= 0)
+
             <div class="relative flex justify-center text-sm leading-5">
                 <h1 class="text-2xl font-bold tracking-wide bg-gray-100 px-6 py-0">
                     {{ ctrans('texts.total') }}: {{ \App\Utils\Number::formatMoney($amount, $subscription->company) }}
@@ -69,12 +71,20 @@
             </div>
             <div class="relative flex justify-center text-sm leading-5 mt-10">
 
-            <button wire:click="handlePaymentNotRequired" class="px-3 py-2 border rounded mr-4 hover:border-blue-600">
-                {{ ctrans('texts.click_to_continue') }}
+            <button wire:click="handlePaymentNotRequired" class="px-3 py-2 border rounded mr-4 hover:border-blue-600" wire:loading.attr="disabled" @if($hide_button) disabled @endif>
+                @if($hide_button) {{ ctrans('texts.loading') }} @else {{ ctrans('texts.click_to_continue') }} @endif
             </button>
-
             </div>
 
         @endif
     </div>
 </div>
+
+<script defer>
+window.addEventListener('redirectRoute', event => {
+
+    window.location.href = event.detail.route;
+
+})
+</script>
+</div>
\ No newline at end of file