diff --git a/system/autoload/Mikrotik.php b/system/autoload/Mikrotik.php
index a7aefb35..8c89a170 100644
--- a/system/autoload/Mikrotik.php
+++ b/system/autoload/Mikrotik.php
@@ -16,15 +16,15 @@ class Mikrotik
     public static function getClient($ip, $user, $pass)
     {
         global $ui;
-        try {
+        //try {
             $iport = explode(":", $ip);
             return new RouterOS\Client($iport[0], $user, $pass, ($iport[1]) ? $iport[1] : null);
-        } catch (Exception $e) {
-            $ui->assign("error_title", "Mikrotik Connection Error");
-            $ui->assign("error_message", "Unable to connect to the router : $ip<br>" . $e->getMessage() . '<br><pre>' . $e->getTraceAsString() . '</pre>');
-            $ui->display('router-error.tpl');
-            die();
-        }
+        // } catch (Exception $e) {
+        //     $ui->assign("error_title", "Mikrotik Connection Error");
+        //     $ui->assign("error_message", "Unable to connect to the router : $ip<br>" . $e->getMessage() . '<br><pre>' . $e->getTraceAsString() . '</pre>');
+        //     $ui->display('router-error.tpl');
+        //     die();
+        // }
     }
 
     public static function isUserLogin($client, $username)
diff --git a/system/controllers/pool.php b/system/controllers/pool.php
index 2973ce0f..5ac5a254 100644
--- a/system/controllers/pool.php
+++ b/system/controllers/pool.php
@@ -63,8 +63,12 @@ switch ($action) {
         $mikrotik = Mikrotik::info($d['routers']);
         if ($d) {
             if ($d['routers'] != 'radius') {
-                $client = Mikrotik::getClient($mikrotik['ip_address'], $mikrotik['username'], $mikrotik['password']);
-                Mikrotik::removePool($client, $d['pool_name']);
+                try{
+                    $client = Mikrotik::getClient($mikrotik['ip_address'], $mikrotik['username'], $mikrotik['password']);
+                    Mikrotik::removePool($client, $d['pool_name']);
+                }catch(Exception $e){
+                    //ignore exception, it means router has already deleted
+                }
             }
             $d->delete();
 
diff --git a/system/controllers/services.php b/system/controllers/services.php
index 5ddfa440..8bb68a96 100644
--- a/system/controllers/services.php
+++ b/system/controllers/services.php
@@ -167,9 +167,13 @@ switch ($action) {
             if ($d['is_radius']) {
                 Radius::planDelete($d['id']);
             } else {
-                $mikrotik = Mikrotik::info($d['routers']);
-                $client = Mikrotik::getClient($mikrotik['ip_address'], $mikrotik['username'], $mikrotik['password']);
-                Mikrotik::removeHotspotPlan($client, $d['name_plan']);
+                try{
+                    $mikrotik = Mikrotik::info($d['routers']);
+                    $client = Mikrotik::getClient($mikrotik['ip_address'], $mikrotik['username'], $mikrotik['password']);
+                    Mikrotik::removeHotspotPlan($client, $d['name_plan']);
+                }catch(Exception $e){
+                    //ignore exception, it means router has already deleted
+                }
             }
 
             $d->delete();
@@ -427,9 +431,13 @@ switch ($action) {
             if ($d['is_radius']) {
                 Radius::planDelete($d['id']);
             } else {
-                $mikrotik = Mikrotik::info($d['routers']);
-                $client = Mikrotik::getClient($mikrotik['ip_address'], $mikrotik['username'], $mikrotik['password']);
-                Mikrotik::removePpoePlan($client, $d['name_plan']);
+                try{
+                    $mikrotik = Mikrotik::info($d['routers']);
+                    $client = Mikrotik::getClient($mikrotik['ip_address'], $mikrotik['username'], $mikrotik['password']);
+                    Mikrotik::removePpoePlan($client, $d['name_plan']);
+                }catch(Exception $e){
+                    //ignore exception, it means router has already deleted
+                }
             }
             $d->delete();