diff --git a/resources/views/pages/pdfs/purchase_order_table.blade.php b/resources/views/pages/pdfs/purchase_order_table.blade.php
index 8c558b04..542f1144 100644
--- a/resources/views/pages/pdfs/purchase_order_table.blade.php
+++ b/resources/views/pages/pdfs/purchase_order_table.blade.php
@@ -34,21 +34,25 @@
                 return round($transaction->amount, 2);
             });
 
-        $average_currency_rate = $booking->transactions()
-            ->where('type', TransactionType::PAYMENT)
-            ->where('status', ApprovalStatus::COMPLETED)
-            ->get()
-            ->sum(function ($transaction) {
-                return $transaction->currency_rate;
-            }) / $booking->transactions()
-            ->where('type', TransactionType::PAYMENT)
-            ->where('status', ApprovalStatus::COMPLETED)
-            ->count();
+        $totalPayment = 0;
+        $average_currency_rate = $transaction->currency_rate;
+        if ($paymentSum){
+            $average_currency_rate = $booking->transactions()
+                ->where('type', TransactionType::PAYMENT)
+                ->where('status', ApprovalStatus::COMPLETED)
+                ->get()
+                ->sum(function ($transaction) {
+                    return $transaction->currency_rate;
+                }) / $booking->transactions()
+                ->where('type', TransactionType::PAYMENT)
+                ->where('status', ApprovalStatus::COMPLETED)
+                ->count();
 
-        $refundedAmount = (App()->make(CalculatesBookingRefundAmount::class))->execute($booking, 1);
-        $refundedServiceCharge = (App()->make(CalculatesBookingRefundServiceCharge::class))->execute($booking, 1);
+            $refundedAmount = (App()->make(CalculatesBookingRefundAmount::class))->execute($booking, 1);
+            $refundedServiceCharge = (App()->make(CalculatesBookingRefundServiceCharge::class))->execute($booking, 1);
 
-        $totalPayment = $paymentSum - $refundedAmount - $refundedServiceCharge;
+            $totalPayment = $paymentSum - $refundedAmount - $refundedServiceCharge;
+        }
     ?>
 
     @foreach ($po_order_transaction->transactionDetails as $key => $transaction_detail)
@@ -87,13 +91,18 @@
         <td colspan="4"></td>
         <td class="right">Service Charges</td>
         <?php
-            $serviceCharge = $booking->transactions()
-                ->where('type', TransactionType::PAYMENT)
-                ->where('status', ApprovalStatus::COMPLETED)
-                ->get()
-                ->sum(function ($transaction) {
-                    return $transaction->service_charge;
-                });                
+            if (!$totalPayment) {
+                $serviceCharge = $transaction->service_charge;
+            }
+            else {
+                $serviceCharge = $booking->transactions()
+                    ->where('type', TransactionType::PAYMENT)
+                    ->where('status', ApprovalStatus::COMPLETED)
+                    ->get()
+                    ->sum(function ($transaction) {
+                        return $transaction->service_charge;
+                    });        
+            }
         ?>
         <td class="right">{{ number_format($serviceCharge, 2) }}</td>
     </tr>