diff --git a/src/StompClient.php b/src/StompClient.php
index 785d7fa..75fef90 100644
--- a/src/StompClient.php
+++ b/src/StompClient.php
@@ -78,7 +78,7 @@ public function __destruct()
         $this->pw = null;
         if ($this->stomp) {
             foreach ($this->queues as $queue) {
-                $this->stomp->unsubscribe($queue, ['id' => $stomp->getSessionId()]);
+                $this->stomp->unsubscribe($queue, ['id' => $this->stomp->getSessionId()]);
             }
         }
         $this->stomp = null;
@@ -107,16 +107,22 @@ public function send(
         $result = true;
         try {
             $stomp = $this->getStomp();
-            $stomp->begin($transactionId);
-            $stomp->send($destination, $body, $headers);
-            $stomp->commit($transactionId);
+            if (!$stomp->begin($transactionId)) {
+                throw new Exception('Transaction does not started');
+            }
+            if (!$stomp->send($destination, $body, $headers)) {
+                throw new Exception('Message does not sended. Headers: ' . implode(', ', $headers));
+            }
+            if (!$stomp->commit($transactionId)) {
+                throw new Exception('Transaction does not completed');
+            }
         } catch (Exception $e) {
             $result = false;
 
             $this->getStomp()->abort($transactionId);
 
             // Логирование в случае, если установлен логгер
-            $this->putInLog(LogLevel::ERROR, 'Stomp transaction failed. Transaction id: ' . $transactionId, [
+            $this->putInLog(LogLevel::ERROR, 'Stomp::send failed. Transaction id: ' . $transactionId, [
                 'Message' => $e->getMessage(),
                 'Code' => $e->getCode(),
                 'File' => $e->getFile(),
@@ -148,7 +154,7 @@ public function getNextFrame()
                 'Line' => $ex->getLine()
             ]);
 
-            throw $ex;
+            return null;
         }
     }
 
@@ -162,7 +168,11 @@ public function ack($frame)
         $id = !empty($frame->headers['ack']) ? $frame->headers['ack'] : $frame;
 
         try {
-            return $this->getStomp()->ack($id, ['id' => $id]);
+            if (!$this->getStomp()->ack($id, ['id' => $id])) {
+                throw new Exception('Frame with id: ' . $id . ' does not acked');
+            }
+
+            return true;
         } catch (Exception $ex) {
             // Логирование в случае, если установлен логгер
             $this->putInLog(LogLevel::ERROR, 'Stomp::ack failed', [
@@ -173,21 +183,25 @@ public function ack($frame)
                 'frame' => $frame
             ]);
 
-            throw $ex;
+            return false;
         }
     }
 
     /**
      * @param $frame
      *
-     * @return mixed
+     * @return bool
      */
     public function nack($frame)
     {
         $id = !empty($frame->headers['ack']) ? $frame->headers['ack'] : $frame;
 
         try {
-            return $this->getStomp()->nack($id, ['id' => $id]);
+            if (!$this->getStomp()->nack($id, ['id' => $id])) {
+                throw new Exception('Frame with id: ' . $id . ' does not nacked');
+            }
+
+            return true;
         } catch (Exception $ex) {
             // Логирование в случае, если установлен логгер
             $this->putInLog(LogLevel::ERROR, 'Stomp::nack failed', [
@@ -198,7 +212,7 @@ public function nack($frame)
                 'frame' => $frame
             ]);
 
-            throw $ex;
+            return false;
         }
     }
     
@@ -215,9 +229,11 @@ public function subscribe($queues)
         }
 
         try {
-            $stomp = $this->getStomp();
             foreach ($this->queues as $queue) {
-                $stomp->subscribe($queue, ['id' => $stomp->getSessionId()]);
+                $stomp = $this->getStomp();
+                if (!$stomp->subscribe($queue, ['id' => $stomp->getSessionId()])) {
+                    throw new Exception('Queue: ' . $queue);
+                }
             }
         } catch (Exception $ex) {
             // Логирование в случае, если установлен логгер
@@ -245,9 +261,11 @@ public function unsubscribe()
         }
 
         try {
-            $stomp = $this->getStomp();
             foreach ($this->queues as $queue) {
-                $stomp->unsubscribe($queue, ['id' => $stomp->getSessionId()]);
+                $stomp = $this->getStomp();
+                if (!$stomp->unsubscribe($queue, ['id' => $stomp->getSessionId()])) {
+                    throw new Exception('Queue: ' . $queue);
+                }
             }
         } catch (Exception $ex) {
             // Логирование в случае, если установлен логгер
@@ -276,7 +294,7 @@ private function getStomp()
         }
 
         if (!empty($this->stomp->error())) {
-            $this->putInLog(LogLevel::INFO, 'Stomp::getStomp error', [
+            $this->putInLog(LogLevel::ERROR, 'Stomp::getStomp error', [
                 'error' => $this->stomp->error(),
             ]);
 
@@ -307,7 +325,7 @@ private function initStomp()
             } catch (Exception $ex) {
                 $errors[] = $ex->getMessage();
                 if ($i === count($this->hosts)) {
-                    throw new StompClientException("StompClient cannot connect to: " . implode(', ',$this->hosts) . '.Errors: ' . implode(', ',$errors));
+                    throw new StompClientException("Cannot connect to: " . implode(', ',$this->hosts) . '.Errors: ' . implode(', ',$errors));
                 }
             }
         }