diff --git a/app/Listeners/Sale/CreateInvoiceTransaction.php b/app/Listeners/Sale/CreateInvoiceTransaction.php
index 06465ab58..064522a24 100644
--- a/app/Listeners/Sale/CreateInvoiceTransaction.php
+++ b/app/Listeners/Sale/CreateInvoiceTransaction.php
@@ -26,9 +26,11 @@ class CreateInvoiceTransaction
         } catch (\Exception $e) {
             $message = $e->getMessage();
 
-            if (!$user = user()) {
+            $user = user();
+
+            if (empty($user)) {
                 flash($message)->error();
-    
+
                 redirect()->route('signed.invoices.show', $invoice->id)->send();
             }
 
diff --git a/database/factories/Bill.php b/database/factories/Bill.php
index daed8e6c3..c63624cfd 100644
--- a/database/factories/Bill.php
+++ b/database/factories/Bill.php
@@ -171,7 +171,7 @@ $factory->afterCreating(Bill::class, function ($bill, $faker) use ($company) {
             ];
 
             if ($init_status == 'partial') {
-                $payment_request['amount'] = round($amount / 3, $bill->currency->precision);
+                $payment_request['amount'] = (int) round($amount / 3, $bill->currency->precision);
             }
 
             $transaction = dispatch_now(new CreateDocumentTransaction($updated_bill, $payment_request));
diff --git a/database/factories/Invoice.php b/database/factories/Invoice.php
index 7c0cabd89..59c06e806 100644
--- a/database/factories/Invoice.php
+++ b/database/factories/Invoice.php
@@ -180,7 +180,7 @@ $factory->afterCreating(Invoice::class, function ($invoice, $faker) use ($compan
             ];
 
             if ($init_status == 'partial') {
-                $payment_request['amount'] = round($amount / 3, $invoice->currency->precision);
+                $payment_request['amount'] = (int) round($amount / 3, $invoice->currency->precision);
             }
 
             event(new PaymentReceived($updated_invoice, $payment_request));
diff --git a/database/seeds/SampleData.php b/database/seeds/SampleData.php
index 86d066993..47414b85f 100755
--- a/database/seeds/SampleData.php
+++ b/database/seeds/SampleData.php
@@ -23,7 +23,7 @@ class SampleData extends Seeder
     {
         Model::reguard();
 
-        config(['mail.default' => 'log']);
+        config(['mail.default' => 'array']);
 
         $count = (int) $this->command->option('count');
         $small_count = ($count <= 10) ? $count : 10;