diff --git a/README.md b/README.md
index 4df4df9..1adeb68 100644
--- a/README.md
+++ b/README.md
@@ -121,11 +121,13 @@ $this->app->singleton('appwilio.russianpost.logger', function () {
 
 ### Единичный доступ
 
-#### Конфигурация
 ```php
 $tracker = new SingleAccessClient($login, $password);
 ```
 
+> Если инфрмации по ШПИ (трек-комеру) не найдено, то выбрасывается исключение
+>`Appwilio\RussianPostSDK\Tracking\Exceptions\SingleAccessException` с соответствующим сообщением.
+
 #### Получение данных по ШПИ (трек-комеру)
 ```php
 $response = $tracker->getTrackingEvents('29014562148754');
@@ -160,7 +162,6 @@ foreach ($response as $event) {
 
 ### Пакетный доступ
 
-#### Конфигурация
 ```php
 $tracker = new PacketAccessClient($login, $password);
 ```
diff --git a/src/Tracking/Exceptions/SingleAccessException.php b/src/Tracking/Exceptions/SingleAccessException.php
index a3f52d4..a2c9c70 100644
--- a/src/Tracking/Exceptions/SingleAccessException.php
+++ b/src/Tracking/Exceptions/SingleAccessException.php
@@ -15,5 +15,22 @@
 
 class SingleAccessException extends \Exception
 {
-    //
+    public const EMPTY_TRACKING_RESPONSE = 1;
+    public const EMPTY_COD_RESPONSE      = 2;
+
+    public static function becauseEmptyTrackingResponse(string $trackingNumber): self
+    {
+        return new self(
+            "Почта России не смогла найти событий трекинга для РПО #{$trackingNumber}.",
+            self::EMPTY_TRACKING_RESPONSE
+        );
+    }
+
+    public static function becauseEmptyCODResponse(string $trackingNumber): self
+    {
+        return new self(
+            "Почта России не смогла найти событий обработки наложенного платежа для РПО #{$trackingNumber}.",
+            self::EMPTY_COD_RESPONSE
+        );
+    }
 }
diff --git a/src/Tracking/SingleAccessClient.php b/src/Tracking/SingleAccessClient.php
index d51a30f..8e42086 100644
--- a/src/Tracking/SingleAccessClient.php
+++ b/src/Tracking/SingleAccessClient.php
@@ -89,20 +89,34 @@ public function getTrackingEvents(
         string $language = self::LANG_RUS,
         int $type = self::HISTORY_OPERATIONS
     ): TrackingEventsResponse {
-        return $this->callSoapMethod(
+        /** @var TrackingEventsResponse $response */
+        $response = $this->callSoapMethod(
             'getOperationHistory',
             $this->assembleTrackingRequestArguments($track, $language, $type)
         );
+
+        if (\count($response->getEvents()) === 0) {
+            throw SingleAccessException::becauseEmptyTrackingResponse($track);
+        }
+
+        return $response;
     }
 
     public function getCashOnDeliveryEvents(
         string $track,
         string $language = self::LANG_RUS
     ): CashOnDeliveryEventsResponse {
-        return $this->callSoapMethod(
+        /** @var CashOnDeliveryEventsResponse $response */
+        $response = $this->callSoapMethod(
             'PostalOrderEventsForMail',
             $this->assembleCashOnDeliveryRequestArguments($track, $language)
         );
+
+        if (\count($response->getEvents()) === 0) {
+            throw SingleAccessException::becauseEmptyCODResponse($track);
+        }
+
+        return $response;
     }
 
     protected function getClient(): \SoapClient
@@ -116,7 +130,7 @@ private function callSoapMethod(string $method, \SoapVar $arguments)
             return $this->getClient()->__soapCall($method, [$arguments]);
         } catch (\SoapFault $e) {
             if (\property_exists($e, 'detail')) {
-                $detail = \get_object_vars($e->{'detail'});
+                $detail = \get_object_vars($e->detail);
 
                 throw new SingleAccessException(\key($detail).': '.\current($detail), $e->getCode(), $e);
             }