diff --git a/server/core/Compute.php b/server/core/Compute.php
index b658580..9b01d49 100755
--- a/server/core/Compute.php
+++ b/server/core/Compute.php
@@ -34,34 +34,51 @@ class compute
      	*/
         public function listServers()
         {
-                $serverList = $this->libClass->listServers(true);
-		$servers = Array();
-		foreach($serverList as $server){
-		$servers[$server->id] = Array();
-		$server->flavor->retrieve();
-		$server->image->retrieve();
-		$server->retrieve();
-		$servers[$server->id]["id"]  = $server->id;
-		$servers[$server->id]["name"] = $server->name;
-		$servers[$server->id]["image"] = $server->image; 
-		$servers[$server->id]["ram"] = $server->flavor->ram;
-		$servers[$server->id]["disk"] = $server->flavor->disk;
-		$servers[$server->id]["flavor"] = $server->flavor; 
-		$servers[$server->id]["status"] = $server->status;
-		$servers[$server->id]["created"] = $server->created;
-		$servers[$server->id]["updated"] = $server->updated;
-		$servers[$server->id]["ipv4"] = $server->ipv4;
-		$servers[$server->id]["ipv6"] = $server->ipv6;
-		$servers[$server->id]["progress"] = $server->progress;
-		$servers[$server->id]["hostId"] = $server->hostId;
-		$servers[$server->id]["tenantId"] = $server->tenantId;
-		$servers[$server->id]["userId"] = $server->userId;
-		$servers[$server->id]["taskState"] = $server->taskState;
-		$servers[$server->id]["addresses"] = $server->addresses;
-		$servers[$server->id]["links"] = $server->links;
-		$servers[$server->id]["metadata"] = $server->metadata;
+		try{
+			$serverList = $this->libClass->listServers(true);
+			$servers = Array();
+			foreach($serverList as $server){
+			$servers[$server->id] = Array();
+			$server->flavor->retrieve();
+			$server->image->retrieve();
+			$server->retrieve();
+			$servers[$server->id]["id"]  = $server->id;
+			$servers[$server->id]["name"] = $server->name;
+			$servers[$server->id]["image"] = $server->image; 
+			$servers[$server->id]["ram"] = $server->flavor->ram;
+			$servers[$server->id]["disk"] = $server->flavor->disk;
+			$servers[$server->id]["flavor"] = $server->flavor; 
+			$servers[$server->id]["status"] = $server->status;
+			$servers[$server->id]["created"] = $server->created;
+			$servers[$server->id]["updated"] = $server->updated;
+			$servers[$server->id]["ipv4"] = $server->ipv4;
+			$servers[$server->id]["ipv6"] = $server->ipv6;
+			$servers[$server->id]["progress"] = $server->progress;
+			$servers[$server->id]["hostId"] = $server->hostId;
+			$servers[$server->id]["tenantId"] = $server->tenantId;
+			$servers[$server->id]["userId"] = $server->userId;
+			$servers[$server->id]["taskState"] = $server->taskState;
+			$servers[$server->id]["addresses"] = $server->addresses;
+			$servers[$server->id]["links"] = $server->links;
+			$servers[$server->id]["metadata"] = $server->metadata;
+			}
+			$this->app->setOutput("Servers", $servers);
 		}
-		$this->app->setOutput("Servers", $servers);
+		catch(BadResponseError $e){
+			$this->app->getErrorInstance()->BadResponseHandler($e);
+        	}
+		catch(UserInputError $e){
+			$this->app->getErrorInstance()->UserInputHandler($e);
+	        }
+		catch(BaseError $e){
+			$this->app->getErrorInstance()->BaseErrorHandler($e);
+	        }
+		catch(NotImplementedError $e){
+			$this->app->getErrorInstance()->NotImplementedHandler($e);
+	        }
+		catch(Exception $e){
+			$this->app->getErrorInstance()->OtherException($e);
+	        }
                 return;
         }
         /**
@@ -70,19 +87,36 @@ class compute
          */
         public function listFlavors()
         {
-                $flavorList = $this->libClass->listFlavors();
-		$flavors = Array();
-		foreach($flavorList as $flavor){
-		$flavors[$flavor->id] = Array();
-		$flavor->retrieve();
-		$flavors[$flavor->id]["id"]  = $flavor->id;
-		$flavors[$flavor->id]["name"] = $flavor->name;
-		$flavors[$flavor->id]["ram"] = $flavor->ram;
-		$flavors[$flavor->id]["disk"] = $flavor->disk;
-		$flavors[$flavor->id]["vcpus"] = $flavor->vcpus;
-		$flavors[$flavor->id]["links"] = $flavor->links;
+		try{
+			$flavorList = $this->libClass->listFlavors();
+			$flavors = Array();
+			foreach($flavorList as $flavor){
+			$flavors[$flavor->id] = Array();
+			$flavor->retrieve();
+			$flavors[$flavor->id]["id"]  = $flavor->id;
+			$flavors[$flavor->id]["name"] = $flavor->name;
+			$flavors[$flavor->id]["ram"] = $flavor->ram;
+			$flavors[$flavor->id]["disk"] = $flavor->disk;
+			$flavors[$flavor->id]["vcpus"] = $flavor->vcpus;
+			$flavors[$flavor->id]["links"] = $flavor->links;
 		}
 		$this->app->setOutput("Flavors", $flavors);
+		}
+		catch(BadResponseError $e){
+			$this->app->getErrorInstance()->BadResponseHandler($e);
+        	}
+		catch(UserInputError $e){
+			$this->app->getErrorInstance()->UserInputHandler($e);
+	        }
+		catch(BaseError $e){
+			$this->app->getErrorInstance()->BaseErrorHandler($e);
+	        }
+		catch(NotImplementedError $e){
+			$this->app->getErrorInstance()->NotImplementedHandler($e);
+	        }
+		catch(Exception $e){
+			$this->app->getErrorInstance()->OtherException($e);
+	        }
                 return;
         }
         /**
@@ -91,23 +125,40 @@ class compute
          */
         public function listImages()
         {
-                $imageList = $this->libClass->listImages();
-		$images = Array();
-		foreach($imageList as $image){
-		$images[$image->id] = Array();
-		$image->retrieve();
-		$images[$image->id]["id"]  = $image->id;
-		$images[$image->id]["name"] = $image->name;
-		$images[$image->id]["status"] = $image->status;
-		$images[$image->id]["created"] = $image->created;
-		$images[$image->id]["updated"] = $image->updated;
-		$images[$image->id]["minDisk"] = $image->minDisk;
-		$images[$image->id]["minRam"] = $image->minRam;
-		$images[$image->id]["progress"] = $image->progress;
-		$images[$image->id]["links"] = $image->links;
-		$images[$image->id]["metadata"] = $image->metadata;
+               	try{
+			$imageList = $this->libClass->listImages();
+			$images = Array();
+			foreach($imageList as $image){
+			$images[$image->id] = Array();
+			$image->retrieve();
+			$images[$image->id]["id"]  = $image->id;
+			$images[$image->id]["name"] = $image->name;
+			$images[$image->id]["status"] = $image->status;
+			$images[$image->id]["created"] = $image->created;
+			$images[$image->id]["updated"] = $image->updated;
+			$images[$image->id]["minDisk"] = $image->minDisk;
+			$images[$image->id]["minRam"] = $image->minRam;
+			$images[$image->id]["progress"] = $image->progress;
+			$images[$image->id]["links"] = $image->links;
+			$images[$image->id]["metadata"] = $image->metadata;
 		}
 		$this->app->setOutput("Images", $images);
+		}
+		catch(BadResponseError $e){
+			$this->app->getErrorInstance()->BadResponseHandler($e);
+        	}
+		catch(UserInputError $e){
+			$this->app->getErrorInstance()->UserInputHandler($e);
+	        }
+		catch(BaseError $e){
+			$this->app->getErrorInstance()->BaseErrorHandler($e);
+	        }
+		catch(NotImplementedError $e){
+			$this->app->getErrorInstance()->NotImplementedHandler($e);
+	        }
+		catch(Exception $e){
+			$this->app->getErrorInstance()->OtherException($e);
+	        }
                 return;
         }
        /**
@@ -116,15 +167,32 @@ class compute
          */
         public function getServer()
         {
-		$serverId = $this->app->getPostParam("serverId");
-		if(!isset($serverId)){
-			$this->app->setOutput("Error", "Server ID is missing, son!");
-			return;
+	       	try{
+			$serverId = $this->app->getPostParam("serverId");
+			if(!isset($serverId)){
+				$this->app->setOutput("Error", "Server ID is missing, son!");
+				return;
+			}
+			$opt = array('id' => $serverId);
+			$server = $this->libClass->getServer($opt);
+			$server->retrieve();
+			$this->app->setOutput("MyServer", $server);
 		}
-		$opt = array('id' => $serverId);
-                $server = $this->libClass->getServer($opt);
-		$server->retrieve();
-		$this->app->setOutput("MyServer", $server);
+		catch(BadResponseError $e){
+			$this->app->getErrorInstance()->BadResponseHandler($e);
+        	}
+		catch(UserInputError $e){
+			$this->app->getErrorInstance()->UserInputHandler($e);
+	        }
+		catch(BaseError $e){
+			$this->app->getErrorInstance()->BaseErrorHandler($e);
+	        }
+		catch(NotImplementedError $e){
+			$this->app->getErrorInstance()->NotImplementedHandler($e);
+	        }
+		catch(Exception $e){
+			$this->app->getErrorInstance()->OtherException($e);
+	        }
                 return;
         }
         /**
@@ -133,15 +201,32 @@ class compute
          */
         public function getFlavor()
         {
-		$flavorId = $this->app->getPostParam("flavorId");
-		if(!isset($serverId)){
-			$this->app->setOutput("Error", "Flavor ID is missing, son!");
-			return;
+		try{
+			$flavorId = $this->app->getPostParam("flavorId");
+			if(!isset($serverId)){
+				$this->app->setOutput("Error", "Flavor ID is missing, son!");
+				return;
+			}
+			$opt = array('id' => $flavorId);
+			$flavor = $this->libClass->getFlavor($opt);
+			$flavor->retrieve();
+			$this->app->setOutput("MyFlavor", $flavor);
 		}
-		$opt = array('id' => $flavorId);
-                $flavor = $this->libClass->getFlavor($opt);
-		$flavor->retrieve();
-		$this->app->setOutput("MyFlavor", $flavor);
+		catch(BadResponseError $e){
+			$this->app->getErrorInstance()->BadResponseHandler($e);
+        	}
+		catch(UserInputError $e){
+			$this->app->getErrorInstance()->UserInputHandler($e);
+	        }
+		catch(BaseError $e){
+			$this->app->getErrorInstance()->BaseErrorHandler($e);
+	        }
+		catch(NotImplementedError $e){
+			$this->app->getErrorInstance()->NotImplementedHandler($e);
+	        }
+		catch(Exception $e){
+			$this->app->getErrorInstance()->OtherException($e);
+	        }
                 return;
         }
         /**
@@ -150,15 +235,32 @@ class compute
          */
         public function getImage()
         {
-		$imageId = $this->app->getPostParam("imageId");
-		if(!isset($serverId)){
-			$this->app->setOutput("Error", "Image ID is missing, son!");
-			return;
+		try{
+			$imageId = $this->app->getPostParam("imageId");
+			if(!isset($serverId)){
+				$this->app->setOutput("Error", "Image ID is missing, son!");
+				return;
+			}
+			$opt = array('id' => $imageId);
+			$image = $this->libClass->getImage($opt);
+			$image->retrieve();
+			$this->app->setOutput("MyImage", $image);
 		}
-		$opt = array('id' => $imageId);
-                $image = $this->libClass->getImage($opt);
-		$image->retrieve();
-		$this->app->setOutput("MyImage", $image);
+		catch(BadResponseError $e){
+			$this->app->getErrorInstance()->BadResponseHandler($e);
+        	}
+		catch(UserInputError $e){
+			$this->app->getErrorInstance()->UserInputHandler($e);
+	        }
+		catch(BaseError $e){
+			$this->app->getErrorInstance()->BaseErrorHandler($e);
+	        }
+		catch(NotImplementedError $e){
+			$this->app->getErrorInstance()->NotImplementedHandler($e);
+	        }
+		catch(Exception $e){
+			$this->app->getErrorInstance()->OtherException($e);
+	        }
                 return;
         }
         /**
@@ -167,15 +269,33 @@ class compute
          */ 
         public function createServer()
         {
-		$name = $this->app->getPostParam("name");
-		$imageId = $this->app->getPostParam("imageId");
-		$flavorId = $this->app->getPostParam("flavorId");
-		if(!isset($name) || !isset($imageId) || !isset($flavorId)){
-			$this->app->setOutput("Error", "No, we don't let you create a server without a name OR image ID OR flavor ID.");
-			return;
+		try{
+			$name = $this->app->getPostParam("name");
+			$imageId = $this->app->getPostParam("imageId");
+			$flavorId = $this->app->getPostParam("flavorId");
+			if(!isset($name) || !isset($imageId) || !isset($flavorId)){
+				$this->app->setOutput("Error", "No, we don't let you create a server without a name OR image ID OR flavor ID.");
+				return;
+			}
+			$opt = array('name' => $name, 'imageId' => $imageId, 'flavorId' => $flavorId);
+			$server = $this->libClass->createServer($opt);
 		}
-		$opt = array('name' => $name, 'imageId' => $imageId, 'flavorId' => $flavorId);
-                $server = $this->libClass->createServer($opt);
+		catch(BadResponseError $e){
+			$this->app->getErrorInstance()->BadResponseHandler($e);
+        	}
+		catch(UserInputError $e){
+			$this->app->getErrorInstance()->UserInputHandler($e);
+	        }
+		catch(BaseError $e){
+			$this->app->getErrorInstance()->BaseErrorHandler($e);
+	        }
+		catch(NotImplementedError $e){
+			$this->app->getErrorInstance()->NotImplementedHandler($e);
+	        }
+		catch(Exception $e){
+			$this->app->getErrorInstance()->OtherException($e);
+	        }
+		return;
         }
  
 	/**
@@ -184,27 +304,44 @@ class compute
 	*/
         public function updateServer()
         {
-               	$serverId = $this->app->getPostParam("serverId");
-               	$newName = $this->app->getPostParam("newName");
-               	$newIpv4 = $this->app->getPostParam("newIpv4");
-               	$newIpv6 = $this->app->getPostParam("newIpv6");
-		if(!isset($serverId)|| !(isset($newName) || isset($newIpv4) || isset($newIpv6)) ){
-			$this->app->setOutput("Error", "You'll have to provide server ID and the new attribute(IP(v4/v6)/Name) you desire to update!");
-			return;
-		}
-		$opt = array('id' => $serverId);
-                $server = $this->libClass->getServer($opt);
-		if (isset($newName)){
-			if(isset($newIpv4)){
-				if(isset($newIpv6)){
-					$attr = array('name' => $newName, 'accessIPv4' => $newIPv4, 'accessIPv6' => $newIpv6); 
-				}
-				else $attr = array('name' => $newName, 'accessIPv4' => $newIPv4); 
+		try{
+			$serverId = $this->app->getPostParam("serverId");
+			$newName = $this->app->getPostParam("newName");
+			$newIpv4 = $this->app->getPostParam("newIpv4");
+			$newIpv6 = $this->app->getPostParam("newIpv6");
+			if(!isset($serverId)|| !(isset($newName) || isset($newIpv4) || isset($newIpv6)) ){
+				$this->app->setOutput("Error", "You'll have to provide server ID and the new attribute(IP(v4/v6)/Name) you desire to update!");
+				return;
 			}
-			else $attr = array('name' => $newName); 
-		}			
-		$server->update($attr);
-		$this->app->setOutput("Success", $serverId." has been updated successfully.");
+			$opt = array('id' => $serverId);
+			$server = $this->libClass->getServer($opt);
+			if (isset($newName)){
+				if(isset($newIpv4)){
+					if(isset($newIpv6)){
+						$attr = array('name' => $newName, 'accessIPv4' => $newIPv4, 'accessIPv6' => $newIpv6); 
+					}
+					else $attr = array('name' => $newName, 'accessIPv4' => $newIPv4); 
+				}
+				else $attr = array('name' => $newName); 
+			}			
+			$server->update($attr);
+			$this->app->setOutput("Success", $serverId." has been updated successfully.");
+		}
+		catch(BadResponseError $e){
+			$this->app->getErrorInstance()->BadResponseHandler($e);
+        	}
+		catch(UserInputError $e){
+			$this->app->getErrorInstance()->UserInputHandler($e);
+	        }
+		catch(BaseError $e){
+			$this->app->getErrorInstance()->BaseErrorHandler($e);
+	        }
+		catch(NotImplementedError $e){
+			$this->app->getErrorInstance()->NotImplementedHandler($e);
+	        }
+		catch(Exception $e){
+			$this->app->getErrorInstance()->OtherException($e);
+	        }
                 return;
         }
 	/**
@@ -213,15 +350,32 @@ class compute
 	*/
         public function deleteServer()
         {
-               	$serverId = $this->app->getPostParam("serverId");
-		if(!isset($serverId)){
-			$this->app->setOutput("Error", "Server ID is missing, son!");
-			return;
+		try{
+			$serverId = $this->app->getPostParam("serverId");
+			if(!isset($serverId)){
+				$this->app->setOutput("Error", "Server ID is missing, son!");
+				return;
+			}
+			$opt = array('id' => $serverId);
+			$server = $this->libClass->getServer($opt);
+			$server->delete();
+			$this->app->setOutput("Success", $serverId." has been deleted successfully.");
 		}
-		$opt = array('id' => $serverId);
-                $server = $this->libClass->getServer($opt);
-		$server->delete();
-		$this->app->setOutput("Success", $serverId." has been deleted successfully.");
+		catch(BadResponseError $e){
+			$this->app->getErrorInstance()->BadResponseHandler($e);
+        	}
+		catch(UserInputError $e){
+			$this->app->getErrorInstance()->UserInputHandler($e);
+	        }
+		catch(BaseError $e){
+			$this->app->getErrorInstance()->BaseErrorHandler($e);
+	        }
+		catch(NotImplementedError $e){
+			$this->app->getErrorInstance()->NotImplementedHandler($e);
+	        }
+		catch(Exception $e){
+			$this->app->getErrorInstance()->OtherException($e);
+	        }
                 return;
         }
 	/**
@@ -230,16 +384,33 @@ class compute
 	*/
         public function changePassword()
         {
-		$serverId = $this->app->getPostParam("serverId");
-		$password = $this->app->getPostParam("newPassword");
-		if(!isset($serverId) || !isset($password)){
-			$this->app->setOutput("Error", "Server ID or new password missing.");
-			return;
+		try{
+			$serverId = $this->app->getPostParam("serverId");
+			$password = $this->app->getPostParam("newPassword");
+			if(!isset($serverId) || !isset($password)){
+				$this->app->setOutput("Error", "Server ID or new password missing.");
+				return;
+			}
+			$opt = array('id' => $serverId);
+			$server = $this->libClass->getServer($opt);
+			$server->changePassword($password);	
+			$this->app->setOutput("Success", "Password for ".$serverId." has been updated successfully.");
 		}
-		$opt = array('id' => $serverId);
-                $server = $this->libClass->getServer($opt);
-		$server->changePassword($password);	
-		$this->app->setOutput("Success", "Password for ".$serverId." has been updated successfully.");
+		catch(BadResponseError $e){
+			$this->app->getErrorInstance()->BadResponseHandler($e);
+        	}
+		catch(UserInputError $e){
+			$this->app->getErrorInstance()->UserInputHandler($e);
+	        }
+		catch(BaseError $e){
+			$this->app->getErrorInstance()->BaseErrorHandler($e);
+	        }
+		catch(NotImplementedError $e){
+			$this->app->getErrorInstance()->NotImplementedHandler($e);
+	        }
+		catch(Exception $e){
+			$this->app->getErrorInstance()->OtherException($e);
+	        }
 		return;
         }
         /**
@@ -248,15 +419,32 @@ class compute
 	*/
         public function reboot()
         {
-               	$serverId = $this->app->getPostParam("serverId");
-		if(!isset($serverId)){
-			$this->app->setOutput("Error", "Server ID is missing, son!");
-			return;
+		try{
+			$serverId = $this->app->getPostParam("serverId");
+			if(!isset($serverId)){
+				$this->app->setOutput("Error", "Server ID is missing, son!");
+				return;
+			}
+			$opt = array('id' => $serverId);
+			$server = $this->libClass->getServer($opt);
+			$server->reboot();
+			$this->app->setOutput("Success", $serverId." has been deleted successfully.");
 		}
-		$opt = array('id' => $serverId);
-                $server = $this->libClass->getServer($opt);
-		$server->reboot();
-		$this->app->setOutput("Success", $serverId." has been deleted successfully.");
+		catch(BadResponseError $e){
+			$this->app->getErrorInstance()->BadResponseHandler($e);
+        	}
+		catch(UserInputError $e){
+			$this->app->getErrorInstance()->UserInputHandler($e);
+	        }
+		catch(BaseError $e){
+			$this->app->getErrorInstance()->BaseErrorHandler($e);
+	        }
+		catch(NotImplementedError $e){
+			$this->app->getErrorInstance()->NotImplementedHandler($e);
+	        }
+		catch(Exception $e){
+			$this->app->getErrorInstance()->OtherException($e);
+	        }
                 return;
         }
        	/**
@@ -272,12 +460,36 @@ class compute
 		if(!isset($serverId)|| !isset($imageId) || isset($newName) || isset($adminPass)) {
 			$this->app->setOutput("Error", "You'll have to provide server ID and the new image, name and admin password!");
 			return;
+		try{
+			$serverId = $this->app->getPostParam("serverId");
+			$imageId = $this->app->getPostParam("imageId");
+			$newName = $this->app->getPostParam("newName");
+			$adminPass = $this->app->getPostParam("adminPass");
+			if(!isset($serverId)|| !isset($imageId) || isset($newName) || isset($adminPass)){
+				$this->app->setOutput("Error", "You'll have to provide server ID and the new image, name and admin password!");
+				return;
+			}
+			$opt = array('id' => $serverId);
+			$server = $this->libClass->getServer($opt);
+			$attr = array('imageId' => $imageId, 'name' => $newName, 'adminPass' => $adminPass); 
+			$server->rebuild($attr);
+			$this->app->setOutput("Success", $serverId." has been rebuilt successfully with the new image.");
 		}
-		$opt = array('id' => $serverId);
-                $server = $this->libClass->getServer($opt);
-		$attr = array('imageId' => $imageId, 'name' => $newName, 'adminPass' => $adminPass); 
-		$server->rebuild($attr);
-		$this->app->setOutput("Success", $serverId." has been rebuilt successfully with the new image.");
+		catch(BadResponseError $e){
+			$this->app->getErrorInstance()->BadResponseHandler($e);
+        	}
+		catch(UserInputError $e){
+			$this->app->getErrorInstance()->UserInputHandler($e);
+	        }
+		catch(BaseError $e){
+			$this->app->getErrorInstance()->BaseErrorHandler($e);
+	        }
+		catch(NotImplementedError $e){
+			$this->app->getErrorInstance()->NotImplementedHandler($e);
+	        }
+		catch(Exception $e){
+			$this->app->getErrorInstance()->OtherException($e);
+	        }
                 return;
         }
        	/**
@@ -287,15 +499,32 @@ class compute
 	*/
         public function resize()
         {
-               	$serverId = $this->app->getPostParam("serverId");
-               	$newFlavorId = $this->app->getPostParam("newFlavorId");
-		if(!isset($serverId)|| !isset($flavorId)){
-			$this->app->setOutput("Error", "You'll have to provide server ID and the new flavor ID!");
-			return;
+		try{
+			$serverId = $this->app->getPostParam("serverId");
+			$newFlavorId = $this->app->getPostParam("newFlavorId");
+			if(!isset($serverId)|| !isset($flavorId)){
+				$this->app->setOutput("Error", "You'll have to provide server ID and the new flavor ID!");
+				return;
+			}
+			$opt = array('id' => $serverId);
+			$server = $this->libClass->getServer($opt);
+			$server->resize($newFlavorId);
 		}
-		$opt = array('id' => $serverId);
-                $server = $this->libClass->getServer($opt);
-		$server->resize($newFlavorId);
+		catch(BadResponseError $e){
+			$this->app->getErrorInstance()->BadResponseHandler($e);
+        	}
+		catch(UserInputError $e){
+			$this->app->getErrorInstance()->UserInputHandler($e);
+	        }
+		catch(BaseError $e){
+			$this->app->getErrorInstance()->BaseErrorHandler($e);
+	        }
+		catch(NotImplementedError $e){
+			$this->app->getErrorInstance()->NotImplementedHandler($e);
+	        }
+		catch(Exception $e){
+			$this->app->getErrorInstance()->OtherException($e);
+	        }
                 return;
         }
         /**
@@ -304,15 +533,32 @@ class compute
 	*/
         public function confirmResize()
         {
-               	$serverId = $this->app->getPostParam("serverId");
-		if(!isset($serverId)){
-			$this->app->setOutput("Error", "Server ID is missing!");
-			return;
+		try{
+			$serverId = $this->app->getPostParam("serverId");
+			if(!isset($serverId)){
+				$this->app->setOutput("Error", "Server ID is missing!");
+				return;
+			}
+			$opt = array('id' => $serverId);
+			$server = $this->libClass->getServer($opt);
+			$server->confirmResize();
+			$this->app->setOutput("Success", $serverId." has been resized successfully as the new flavor.");
 		}
-		$opt = array('id' => $serverId);
-                $server = $this->libClass->getServer($opt);
-		$server->confirmResize();
-		$this->app->setOutput("Success", $serverId." has been resized successfully as the new flavor.");
+		catch(BadResponseError $e){
+			$this->app->getErrorInstance()->BadResponseHandler($e);
+        	}
+		catch(UserInputError $e){
+			$this->app->getErrorInstance()->UserInputHandler($e);
+	        }
+		catch(BaseError $e){
+			$this->app->getErrorInstance()->BaseErrorHandler($e);
+	        }
+		catch(NotImplementedError $e){
+			$this->app->getErrorInstance()->NotImplementedHandler($e);
+	        }
+		catch(Exception $e){
+			$this->app->getErrorInstance()->OtherException($e);
+	        }
                 return;
         }
         /**
@@ -321,46 +567,68 @@ class compute
 	*/
         public function revertResize()
         {
-               	$serverId = $this->app->getPostParam("serverId");
-		if(!isset($serverId)){
-			$this->app->setOutput("Error", "Server ID is missing!");
-			return;
+		try{
+			$serverId = $this->app->getPostParam("serverId");
+			if(!isset($serverId)){
+				$this->app->setOutput("Error", "Server ID is missing!");
+				return;
+			}
+			$opt = array('id' => $serverId);
+			$server = $this->libClass->getServer($opt);
+			$server->revertResize();
+			$this->app->setOutput("Success", $serverId." : resize operation has been reverted to the old flavor.");
 		}
-		$opt = array('id' => $serverId);
-                $server = $this->libClass->getServer($opt);
-		$server->revertResize();
-		$this->app->setOutput("Success", $serverId." : resize operation has been reverted to the old flavor.");
+		catch(BadResponseError $e){
+			$this->app->getErrorInstance()->BadResponseHandler($e);
+        	}
+		catch(UserInputError $e){
+			$this->app->getErrorInstance()->UserInputHandler($e);
+	        }
+		catch(BaseError $e){
+			$this->app->getErrorInstance()->BaseErrorHandler($e);
+	        }
+		catch(NotImplementedError $e){
+			$this->app->getErrorInstance()->NotImplementedHandler($e);
+	        }
+		catch(Exception $e){
+			$this->app->getErrorInstance()->OtherException($e);
+	        }
                 return;
         }
-	/*
-        public function createImage(array $options)
-        {
-                //TODO
-        }
+	/**
+	* List private and public addresses of a server
+	* @return void
+	*/
+        
         public function listAddresses(array $options = [])
         {
-                //TODO
+		try{
+			$serverId = $this->app->getPostParam("serverId");
+			if(!isset($serverId)){
+				$this->app->setOutput("Error", "Server ID is missing!");
+				return;
+			}
+			$opt = array('id' => $serverId);
+			$server = $this->libClass->getServer($opt);
+			$addresses = $server->listAddresses();
+			$this->app->setOutput("Addresses", $addresses);
+		}
+		catch(BadResponseError $e){
+			$this->app->getErrorInstance()->BadResponseHandler($e);
+        	}
+		catch(UserInputError $e){
+			$this->app->getErrorInstance()->UserInputHandler($e);
+	        }
+		catch(BaseError $e){
+			$this->app->getErrorInstance()->BaseErrorHandler($e);
+	        }
+		catch(NotImplementedError $e){
+			$this->app->getErrorInstance()->NotImplementedHandler($e);
+	        }
+		catch(Exception $e){
+			$this->app->getErrorInstance()->OtherException($e);
+	        }
+                return;
         }
-        public function getMetadata()
-        {
-                //TODO
-        }
-        public function resetMetadata(array $metadata)
-        {
-                //TODO
-        }
-        public function mergeMetadata(array $metadata)
-        {
-                //TODO
-        }
-        public function getMetadataItem($key)
-        {
-                //TODO
-        }
-        public function deleteMetadataItem($key)
-        {
-                //TODO
-        }
-*/
 }