From 876c510b10e648378ce29c03027b10c45d1918e7 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Rub=C3=A9n=20S=2E=20Montero?= <rubensm@dacya.ucm.es>
Date: Thu, 23 Jul 2009 15:00:45 +0000
Subject: [PATCH] bug when attributes are nil

git-svn-id: http://svn.opennebula.org/one/trunk@745 3034c82b-c49b-4eb3-8279-a7acafdc01c0
---
 src/oca/ruby/OpenNebula/XMLUtils.rb | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/oca/ruby/OpenNebula/XMLUtils.rb b/src/oca/ruby/OpenNebula/XMLUtils.rb
index 67681aab3b..f1b94b8f90 100644
--- a/src/oca/ruby/OpenNebula/XMLUtils.rb
+++ b/src/oca/ruby/OpenNebula/XMLUtils.rb
@@ -70,8 +70,10 @@ module OpenNebula
                         str_line << n.name << "=[" << ind_enter
 
                         str_line << n.collect {|n2|
-                            if n2.class==REXML::Element
-                                ind_tab+n2.name+"="+n2.text
+                            if n2 && n2.class==REXML::Element
+                                str = ind_tab + n2.name + "="
+				str += n2.text if n2.text
+				str
                             end
                         }.compact.join(","+ind_enter)
                         str_line<<" ]"