diff --git a/app/Listeners/Invoice/InvoiceViewedActivity.php b/app/Listeners/Invoice/InvoiceViewedActivity.php
index 40b6c3ecb335..6336734a9164 100644
--- a/app/Listeners/Invoice/InvoiceViewedActivity.php
+++ b/app/Listeners/Invoice/InvoiceViewedActivity.php
@@ -43,7 +43,6 @@ class InvoiceViewedActivity implements ShouldQueue
 
         $fields = new stdClass;
 
-
         $user_id = array_key_exists('user_id', $event->event_vars) ? $event->event_vars['user_id'] : $event->invitation->invoice->user_id;
 
         $fields->user_id = $user_id;
diff --git a/app/Utils/Traits/MakesInvoiceValues.php b/app/Utils/Traits/MakesInvoiceValues.php
index f9813ef96595..5361d38a5ac3 100644
--- a/app/Utils/Traits/MakesInvoiceValues.php
+++ b/app/Utils/Traits/MakesInvoiceValues.php
@@ -311,7 +311,10 @@ trait MakesInvoiceValues
             $data[$key][$table_type.'.cost'] = Number::formatMoney($item->cost, $this->client);
 
             $data[$key][$table_type.'.line_total'] = Number::formatMoney($item->line_total, $this->client);
-            $data[$key][$table_type.'.gross_line_total'] = Number::formatMoney($item->gross_line_total, $this->client);
+            
+            /* need to test here as this is new - 18/09/2021*/
+            if(array_key_exists($table_type.'.gross_line_total', $data[$key]))
+                $data[$key][$table_type.'.gross_line_total'] = Number::formatMoney($item->gross_line_total, $this->client);
 
             if (isset($item->discount) && $item->discount > 0) {
                 if ($item->is_amount_discount) {