diff --git a/src/rm/RequestManagerVMTemplate.cc b/src/rm/RequestManagerVMTemplate.cc
index 68b854a8fb..6c49a2ea5e 100644
--- a/src/rm/RequestManagerVMTemplate.cc
+++ b/src/rm/RequestManagerVMTemplate.cc
@@ -255,10 +255,7 @@ Request::ErrorCode VMTemplateInstantiate::merge(
                 const string    &str_uattrs,
                 RequestAttributes& att)
 {
-    if (str_uattrs.empty())
-    {
-		return SUCCESS;
-	}
+
 
 	int rc;
 
@@ -270,11 +267,15 @@ Request::ErrorCode VMTemplateInstantiate::merge(
 	if ( rc != 0 )
 	{
 		return INTERNAL;
+    }
+    else if (uattrs.empty())
+    {
+        return SUCCESS;
 	}
 
 	if (att.uid!=UserPool::ONEADMIN_ID && att.gid!=GroupPool::ONEADMIN_ID)
 	{
-		if (uattrs.check_restricted(aname, tmpl))
+        if (uattrs.check_restricted(aname, tmpl))
 		{
 			att.resp_msg ="User Template includes a restricted attribute " + aname;
 
diff --git a/src/sunstone/public/app/tabs/provision-tab.js b/src/sunstone/public/app/tabs/provision-tab.js
index 2e106a5b07..56e8033dcc 100644
--- a/src/sunstone/public/app/tabs/provision-tab.js
+++ b/src/sunstone/public/app/tabs/provision-tab.js
@@ -926,6 +926,9 @@ define(function(require) {
 
         tab.on("click", "#provision_create_vm .provision_select_template .provision-pricing-table.only-one" , function(){
           var create_vm_context = $("#provision_create_vm");
+          var that = this;
+
+          that.template_base_json = {};
 
           if ($(this).hasClass("selected")){
             //$(".provision_disk_selector", create_vm_context).html("");
@@ -954,6 +957,17 @@ define(function(require) {
             $("#provision_create_vm .provision_vmgroup").show();
             $("#provision_create_vm .provision_ds").show();
 
+            OpenNebulaTemplate.show({
+              data : {
+                id: template_id,
+                extended: false
+              },
+              timeout: true,
+              success: function (request, template_json) {
+                that.template_base_json= template_json;
+              }
+            });
+
             OpenNebula.Template.show({
               data : {
                 id: template_id,
@@ -975,6 +989,7 @@ define(function(require) {
                     pers = false;
                   }
                   DisksResize.insert({
+                    template_base_json: that.template_base_json,
                     template_json: template_json,
                     disksContext: disksContext,
                     force_persistent: pers,
diff --git a/src/sunstone/public/app/tabs/templates-tab/form-panels/instantiate.js b/src/sunstone/public/app/tabs/templates-tab/form-panels/instantiate.js
index 4f065607d3..dbb44f3358 100644
--- a/src/sunstone/public/app/tabs/templates-tab/form-panels/instantiate.js
+++ b/src/sunstone/public/app/tabs/templates-tab/form-panels/instantiate.js
@@ -371,14 +371,29 @@ define(function(require) {
 
     this.selected_nodes = selected_nodes;
     this.template_objects = [];
+    this.template_base_objects = {};
 
     var templatesContext = $(".list_of_templates", context);
 
     var idsLength = this.selected_nodes.length;
     var idsDone = 0;
 
+    $.each(this.selected_nodes, function(index, template_id) {
+      OpenNebulaTemplate.show({
+        data : {
+          id: template_id,
+          extended: false
+        },
+        timeout: true,
+        success: function (request, template_json) {
+          that.template_base_objects[template_json.VMTEMPLATE.ID] = template_json;
+        }
+      });
+    });
+
     templatesContext.html("");
     $.each(this.selected_nodes, function(index, template_id) {
+
       OpenNebulaTemplate.show({
         data : {
           id: template_id,
@@ -463,6 +478,7 @@ define(function(require) {
           }
 
           DisksResize.insert({
+            template_base_json: that.template_base_objects[template_json.VMTEMPLATE.ID],
             template_json: template_json,
             disksContext: $(".disksContext"  + template_json.VMTEMPLATE.ID, context),
             force_persistent: $("input.instantiate_pers", context).prop("checked"),
diff --git a/src/sunstone/public/app/utils/disks-resize.js b/src/sunstone/public/app/utils/disks-resize.js
index 814dcc916d..e366009a5a 100644
--- a/src/sunstone/public/app/utils/disks-resize.js
+++ b/src/sunstone/public/app/utils/disks-resize.js
@@ -76,6 +76,16 @@ define(function(require){
       disks = [template_disk]
     }
 
+    if (opts.template_base_json) {
+      var template_base_disk = opts.template_base_json.VMTEMPLATE.TEMPLATE.DISK
+      var disks_base = []
+      if ($.isArray(template_base_disk)) {
+        disks_base = template_base_disk
+      } else if (!$.isEmptyObject(template_base_disk)) {
+        disks_base = [template_base_disk]
+      }
+    }
+
     if (disks.length > 0) {
       disksContext.html(DisksResizeTemplate());
 
@@ -101,17 +111,23 @@ define(function(require){
 
       var diskContext;
       $(".disksContainer", disksContext).html("");
-      $.each(disks, function(disk_id, disk) {
-        diskContext = $(
-          '<div class="row diskContainer">'+
-            '<div class="small-12 columns">'+
-              '<label></label>'+
-            '</div>'+
-            '<div class="large-12 columns diskSlider">' +
-            '</div>' +
-          '</div>').appendTo($(".disksContainer", disksContext));
 
-        diskContext.data('template_disk', disk);
+      if (disks_base) {
+        $.each(disks_base, function(disk_id, disk) {
+          diskContext = $(
+            '<div class="row diskContainer">'+
+              '<div class="small-12 columns">'+
+                '<label></label>'+
+              '</div>'+
+              '<div class="large-12 columns diskSlider">' +
+              '</div>' +
+            '</div>').appendTo($(".disksContainer", disksContext));
+
+          diskContext.data('template_disk', disk);
+        });
+      }
+
+      $.each(disks, function(disk_id, disk) {
 
         var disk_snapshot_total_size = 0;
         if (disk.DISK_SNAPSHOT_TOTAL_SIZE != undefined) {
diff --git a/src/sunstone/sunstone-server.rb b/src/sunstone/sunstone-server.rb
index 7f951a6b3f..1a774044df 100755
--- a/src/sunstone/sunstone-server.rb
+++ b/src/sunstone/sunstone-server.rb
@@ -715,13 +715,12 @@ end
 ##############################################################################
 # GET Resource information
 ##############################################################################
-
 get '/:resource/:id/template' do
     @SunstoneServer.get_template(params[:resource], params[:id])
 end
 
 get '/:resource/:id' do
-    if params[:extended]
+    if  params[:extended] && params[:extended] != "false"
         @SunstoneServer.get_resource(params[:resource], params[:id], true)
     else
         @SunstoneServer.get_resource(params[:resource], params[:id])