diff --git a/builder/ncloud/step_create_block_storage_instance.go b/builder/ncloud/step_create_block_storage_instance.go
index ef7306264..7e4d4b54a 100644
--- a/builder/ncloud/step_create_block_storage_instance.go
+++ b/builder/ncloud/step_create_block_storage_instance.go
@@ -42,7 +42,7 @@ func (s *StepCreateBlockStorageInstance) createBlockStorageInstance(serverInstan
 
 	blockStorageInstanceList, err := s.Conn.CreateBlockStorageInstance(reqParams)
 	if err != nil {
-		return "", fmt.Errorf("error code: %d, error message: %s", blockStorageInstanceList.ReturnCode, blockStorageInstanceList.ReturnMessage)
+		return "", err
 	}
 
 	log.Println("Block Storage Instance information : ", blockStorageInstanceList.BlockStorageInstance[0])
diff --git a/builder/ncloud/step_create_login_key.go b/builder/ncloud/step_create_login_key.go
index 7dddebd25..d200c3106 100644
--- a/builder/ncloud/step_create_login_key.go
+++ b/builder/ncloud/step_create_login_key.go
@@ -38,7 +38,7 @@ func (s *StepCreateLoginKey) createLoginKey() (*LoginKey, error) {
 
 	privateKey, err := s.Conn.CreateLoginKey(KeyName)
 	if err != nil {
-		return nil, fmt.Errorf("error code: %d , error message: %s", privateKey.ReturnCode, privateKey.ReturnMessage)
+		return nil, err
 	}
 
 	return &LoginKey{KeyName, privateKey.PrivateKey}, nil
diff --git a/builder/ncloud/step_create_public_ip_instance.go b/builder/ncloud/step_create_public_ip_instance.go
index 88d98eb6c..1ea1517c5 100644
--- a/builder/ncloud/step_create_public_ip_instance.go
+++ b/builder/ncloud/step_create_public_ip_instance.go
@@ -72,7 +72,7 @@ func (s *StepCreatePublicIPInstance) createPublicIPInstance(serverInstanceNo str
 
 	publicIPInstanceList, err := s.Conn.CreatePublicIPInstance(reqParams)
 	if err != nil {
-		return nil, fmt.Errorf("error code: %d, error message: %s", publicIPInstanceList.ReturnCode, publicIPInstanceList.ReturnMessage)
+		return nil, err
 	}
 
 	publicIPInstance := publicIPInstanceList.PublicIPInstanceList[0]
@@ -143,7 +143,7 @@ func (s *StepCreatePublicIPInstance) waitPublicIPInstanceStatus(publicIPInstance
 		for {
 			resp, err := s.Conn.GetPublicIPInstanceList(reqParams)
 			if err != nil {
-				log.Printf("error code: %d, error message: %s", resp.ReturnCode, resp.ReturnMessage)
+				log.Printf(err.Error())
 				c1 <- err
 				return
 			}
diff --git a/builder/ncloud/step_delete_block_storage_instance.go b/builder/ncloud/step_delete_block_storage_instance.go
index 3c6c44b82..a077d4880 100644
--- a/builder/ncloud/step_delete_block_storage_instance.go
+++ b/builder/ncloud/step_delete_block_storage_instance.go
@@ -65,7 +65,7 @@ func (s *StepDeleteBlockStorageInstance) deleteBlockStorageInstance(serverInstan
 
 	result, err := s.Conn.DeleteBlockStorageInstances(blockStorageInstanceList)
 	if err != nil {
-		return fmt.Errorf("error code: %d , error message: %s", result.ReturnCode, result.ReturnMessage)
+		return err
 	}
 
 	s.Say(fmt.Sprintf("Block Storage Instance is deleted. Block Storage InstanceNo is %s", blockStorageInstanceList))
diff --git a/builder/ncloud/step_delete_login_key.go b/builder/ncloud/step_delete_login_key.go
index b0cfbf7a1..c53dc3d1c 100644
--- a/builder/ncloud/step_delete_login_key.go
+++ b/builder/ncloud/step_delete_login_key.go
@@ -30,7 +30,7 @@ func NewStepDeleteLoginKey(conn *ncloud.Conn, ui packer.Ui) *StepDeleteLoginKey
 func (s *StepDeleteLoginKey) deleteLoginKey(keyName string) error {
 	resp, err := s.Conn.DeleteLoginKey(keyName)
 	if err != nil {
-		return fmt.Errorf("error code: %d , error message: %s", resp.ReturnCode, resp.ReturnMessage)
+		return err
 	}
 
 	return nil
diff --git a/builder/ncloud/step_get_rootpassword.go b/builder/ncloud/step_get_rootpassword.go
index c5070d179..3766d86df 100644
--- a/builder/ncloud/step_get_rootpassword.go
+++ b/builder/ncloud/step_get_rootpassword.go
@@ -34,7 +34,7 @@ func (s *StepGetRootPassword) getRootPassword(serverInstanceNo string, privateKe
 
 	rootPassword, err := s.Conn.GetRootPassword(reqParams)
 	if err != nil {
-		return "", fmt.Errorf("error code: %d, error message: %s", rootPassword.ReturnCode, rootPassword.ReturnMessage)
+		return "", err
 	}
 
 	return rootPassword.RootPassword, nil
diff --git a/builder/ncloud/step_stop_server_instance.go b/builder/ncloud/step_stop_server_instance.go
index 1c9252ed2..f9cce7d9f 100644
--- a/builder/ncloud/step_stop_server_instance.go
+++ b/builder/ncloud/step_stop_server_instance.go
@@ -35,7 +35,7 @@ func (s *StepStopServerInstance) stopServerInstance(serverInstanceNo string) err
 
 	serverInstanceList, err := s.Conn.StopServerInstances(reqParams)
 	if err != nil {
-		return fmt.Errorf("error code: %d , error message: %s", serverInstanceList.ReturnCode, serverInstanceList.ReturnMessage)
+		return err
 	}
 
 	s.Say(fmt.Sprintf("Server Instance is stopping. Server InstanceNo is %s", serverInstanceList.ServerInstanceList[0].ServerInstanceNo))
diff --git a/builder/ncloud/step_terminate_server_instance.go b/builder/ncloud/step_terminate_server_instance.go
index 5d60236f0..208e6f1e6 100644
--- a/builder/ncloud/step_terminate_server_instance.go
+++ b/builder/ncloud/step_terminate_server_instance.go
@@ -35,7 +35,7 @@ func (s *StepTerminateServerInstance) terminateServerInstance(serverInstanceNo s
 
 	serverInstanceList, err := s.Conn.TerminateServerInstances(reqParams)
 	if err != nil {
-		return fmt.Errorf("error code: %d , error message: %s", serverInstanceList.ReturnCode, serverInstanceList.ReturnMessage)
+		return err
 	}
 
 	c1 := make(chan error, 1)
@@ -48,7 +48,7 @@ func (s *StepTerminateServerInstance) terminateServerInstance(serverInstanceNo s
 
 			serverInstanceList, err := s.Conn.GetServerInstanceList(reqParams)
 			if err != nil {
-				c1 <- fmt.Errorf("error code: %d , error message: %s", serverInstanceList.ReturnCode, serverInstanceList.ReturnMessage)
+				c1 <- err
 				return
 			} else if serverInstanceList.TotalRows == 0 {
 				c1 <- nil
diff --git a/builder/ncloud/step_validate_template.go b/builder/ncloud/step_validate_template.go
index 0007bfa40..d645111c4 100644
--- a/builder/ncloud/step_validate_template.go
+++ b/builder/ncloud/step_validate_template.go
@@ -45,7 +45,7 @@ func (s *StepValidateTemplate) getZoneNo() error {
 
 	regionList, err := s.Conn.GetRegionList()
 	if err != nil {
-		return fmt.Errorf("error code: %d , error message: %s", regionList.ReturnCode, regionList.ReturnMessage)
+		return err
 	}
 
 	var regionNo string
@@ -64,7 +64,7 @@ func (s *StepValidateTemplate) getZoneNo() error {
 	// Get ZoneNo
 	ZoneList, err := s.Conn.GetZoneList(regionNo)
 	if err != nil {
-		return fmt.Errorf("error code: %d , error message: %s", ZoneList.ReturnCode, ZoneList.ReturnMessage)
+		return err
 	}
 
 	if len(ZoneList.Zone) > 0 {