diff --git a/CHANGELOG.md b/CHANGELOG.md
index 370059e9..491a69fd 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,7 +4,12 @@
 
 # Changelog
 
-## Latest Version - v11.0.4 (12/07/23)
+## Latest Version - v11.0.5 (01/09/24)
+#### Bug Fixes:
+- [Portico] Fixed null CustomerData exception
+- [A35_PAX] Fixed long transaction processing times
+
+## v11.0.4 (12/07/23)
 ### Enhancements:
 - [GP-API] Add QR code payment example with Alipay
 - [GP-API] File Processing
diff --git a/metadata.xml b/metadata.xml
index d4dc702e..6d797f74 100644
--- a/metadata.xml
+++ b/metadata.xml
@@ -1,3 +1,3 @@
 <xml>
-  <releaseNumber>11.0.4</releaseNumber>
+  <releaseNumber>11.0.5</releaseNumber>
 </xml>
\ No newline at end of file
diff --git a/src/Gateways/PorticoConnector.php b/src/Gateways/PorticoConnector.php
index a889b933..41adaf9d 100644
--- a/src/Gateways/PorticoConnector.php
+++ b/src/Gateways/PorticoConnector.php
@@ -252,7 +252,7 @@ public function processAuthorization(AuthorizationBuilder $builder)
             $isCheck
             || $builder->billingAddress !== null
             || isset($builder->paymentMethod->{$propertyName})
-            || $builder->customerData->email !== null
+            || ($builder->customerData !== null && $builder->customerData->email !== null)
         ) {
             if ($builder->transactionType !== TransactionType::REVERSAL) {
                 $holder = $this->hydrateHolder($xml, $builder, $isCheck);
@@ -2059,12 +2059,12 @@ protected function normalizeResponse($input)
      * Serializes builder information into XML
      *
      * @param DOMDocument $xml XML instance
-     * @param BaseBuilder $builder Request builder
+     * @param AuthorizationBuilder $builder Request builder
      * @param bool $isCheck If payment method is ACH
      *
      * @return DOMElement
      */
-    protected function hydrateHolder(DOMDocument $xml, BaseBuilder $builder, $isCheck = false)
+    protected function hydrateHolder(DOMDocument $xml, AuthorizationBuilder $builder, $isCheck = false)
     {
         $address = new Address();
         $holder = $xml->createElement($isCheck ? 'ConsumerInfo' : 'CardHolderData');
@@ -2088,7 +2088,7 @@ protected function hydrateHolder(DOMDocument $xml, BaseBuilder $builder, $isChec
             );
         }
 
-        if ($builder->customerData->email !== null) {
+        if ($builder->customerData !== null && $builder->customerData->email !== null) {
             $holder->appendChild(
                 $xml->createElement($isCheck ? 'EmailAddress' : 'CardHolderEmail',$builder->customerData->email));
         }
diff --git a/src/Terminals/PAX/Interfaces/PaxTcpInterface.php b/src/Terminals/PAX/Interfaces/PaxTcpInterface.php
index c4465063..c0a2f1d6 100644
--- a/src/Terminals/PAX/Interfaces/PaxTcpInterface.php
+++ b/src/Terminals/PAX/Interfaces/PaxTcpInterface.php
@@ -195,18 +195,38 @@ private function getTerminalResponse()
         }
     }
     
-    private function awaitResponse($readString = false)
+    /**
+     * 
+     * @param bool $readString 
+     * @return string 
+     * @throws GatewayException 
+     */
+    private function awaitResponse(bool $readString = false) : string
     {
         $startTime = time();
+        
         do {
-            $part = ($readString === true) ? fgets($this->tcpConnection) : fgetc($this->tcpConnection);
-            if (!empty($part)) {
-                if ($readString) {
-                    return substr($part, 0, strpos($part, chr(0x03)) + 2);
-                }
-                return $part;
+            if ($readString) {
+                $buffer = '';
+
+                do {
+                    $buffer = $buffer . fgetc($this->tcpConnection);
+                    
+                    if (
+                        strpos($buffer, chr(0x03))
+                        && strlen($buffer) === strpos($buffer, chr(0x03)) + 2
+                    )
+                        break;
+                } while (true);
+            } else {
+                $buffer = fgetc($this->tcpConnection);
             }
+
+            if (!empty($buffer))
+                return $buffer;
+
             $timeDiff = time() - $startTime;
+
             if ($timeDiff >= $this->deviceDetails->timeout) {
                 break;
             }
diff --git a/src/Terminals/PAX/Responses/PaxTerminalResponse.php b/src/Terminals/PAX/Responses/PaxTerminalResponse.php
index c98aa38c..632af0d0 100644
--- a/src/Terminals/PAX/Responses/PaxTerminalResponse.php
+++ b/src/Terminals/PAX/Responses/PaxTerminalResponse.php
@@ -53,6 +53,7 @@ class PaxTerminalResponse extends PaxBaseResponse implements IDeviceResponseHand
     public $taxExemptId;
     public $ticketNumber;
     public $paymentType;
+    public $transactionNumber;
 
     // EMV
     /*
diff --git a/test/Integration/Gateways/PorticoConnector/Certifications/EcommerceTest.php b/test/Integration/Gateways/PorticoConnector/Certifications/EcommerceTest.php
index eda6615c..afd59a58 100644
--- a/test/Integration/Gateways/PorticoConnector/Certifications/EcommerceTest.php
+++ b/test/Integration/Gateways/PorticoConnector/Certifications/EcommerceTest.php
@@ -36,6 +36,8 @@
 use PHPUnit\Framework\TestCase;
 use GlobalPayments\Api\ServiceConfigs\Gateways\PorticoConfig;
 use GlobalPayments\Api\Services\{BatchService, ReportingService};
+use SebastianBergmann\RecursionContext\InvalidArgumentException;
+use PHPUnit\Framework\ExpectationFailedException;
 
 class TestCards
 {
@@ -2134,6 +2136,7 @@ public function testCardHolderEmail()
 
         $response = $card->charge()
             ->withCurrency('USD')
+            ->withAllowDuplicates(true)
             ->withCustomerData($customerData)
             ->withAddress($address)
             ->withAmount(15.01)
@@ -2147,6 +2150,40 @@ public function testCardHolderEmail()
         $this->assertEquals($customerEmail, $transactionSummary->email);
     }
 
+    /**
+     * 
+     * @return void 
+     * @throws ApiException 
+     * @throws InvalidArgumentException 
+     * @throws ExpectationFailedException 
+     * 
+     * This will verify an empty string can be returned
+     * for email property in TransactionSummary object
+     */
+    public function testCardHolderEmailWithoutEmail()
+    {
+        $customerEmail = '';    
+        $address = new Address();
+        $address->streetAddress1 = '6860 Dallas Pkwy';
+        $address->postalCode = '75024';
+      
+        $card = TestCards::visaManual();
+
+        $response = $card->charge()
+            ->withCurrency('USD')
+            ->withAllowDuplicates(true)
+            ->withAddress($address)
+            ->withAmount(15.01)
+            ->execute();
+
+        $this->assertEquals(true, $response != null);
+        $this->assertEquals('00', $response->responseCode);
+
+        $transactionSummary = ReportingService::transactionDetail($response->transactionId)->execute(); 
+        $this->assertNotNull($transactionSummary);
+        $this->assertEquals($customerEmail, $transactionSummary->email);
+    }
+
     /**
      * 
      * @param string $pubKey