diff --git a/README.md b/README.md
index 85e93be..0413d7b 100644
--- a/README.md
+++ b/README.md
@@ -27,11 +27,11 @@ $ bundle install
 The server can be invoked using the bin/federatedsdn-server script. Before the 
 first execution check config/federatedsdn-server.conf to adjust configuration.
 
-$ bin/federatedsdn-server start
+$ cd bin && ./federatedsdn-server start
 
 And stopped:
 
-$ bin/federatedsdn-server stop
+$ cd bin && ./federatedsdn-server stop
 
 ## Client Tools
 
diff --git a/client/examples/tenant.json b/client/examples/tenant.json
index 03b42d2..5acb378 100644
--- a/client/examples/tenant.json
+++ b/client/examples/tenant.json
@@ -2,10 +2,10 @@
  "password": "secret",
  "type": "user",
  "valid_sites": [
- 	{
- 	"site_id" : "1",
- 	"user_id_in_site": "0",
- 	"credentials": "oneadmin:opennebula"
- 	}
+    {
+    "site_id" : "1",
+    "user_id_in_site": "0",
+    "credentials": "oneadmin:opennebula"
+    }
  ]
 }
diff --git a/controllers/federatedsdn-server.rb b/controllers/federatedsdn-server.rb
index f77cd0e..98b5fb5 100644
--- a/controllers/federatedsdn-server.rb
+++ b/controllers/federatedsdn-server.rb
@@ -196,7 +196,7 @@ def is_admin
     st, result  = fednet_pool.update(params[:id],
                                      @username,
                                      is_admin,
-                                     Parser.parse_body(request)[0])
+                                     Parser.parse_body(request))
     build_response(st, result)
 end
 
diff --git a/models/fednet_pool.rb b/models/fednet_pool.rb
index ffd3e33..a950d37 100644
--- a/models/fednet_pool.rb
+++ b/models/fednet_pool.rb
@@ -123,8 +123,8 @@ def update(id, username, is_admin, new_fednet)
                         net_array_element             = Hash.new
                         net_array_element[:name]      = ns[:name]
                         net_array_element[:vnid]      = ns[:cmp_net_id]
-                        net_array_element[:site]      = FederatedSDN::SitePool.new().get(ns[:site_id]).name
-                        net_array_element[:tenant_id] = FederatedSDN::TenantPool.new().get_tenant_id_in_site(owner, net_array_element[:site])
+                        net_array_element[:site]      = FederatedSDN::SitePool.new().get(ns[:site_id])[1][:name]
+                        net_array_element[:tenant_id] = FederatedSDN::TenantPool.new().get_tenant_id_in_site(username, FederatedSDN::SitePool.new().get(ns[:site_id])[1][:id])
                         net_array_element[:cmp_blob]  = ns[:cmp_blob]
                         
                         net_array << net_array_element
diff --git a/models/tenant_pool.rb b/models/tenant_pool.rb
index b4e21af..2a9c0f5 100644
--- a/models/tenant_pool.rb
+++ b/models/tenant_pool.rb
@@ -276,7 +276,7 @@ def is_admin(username)
 
         def get_tenant_id_in_site(username, site)
              tenant_id = @table.filter(:name => username).first[:id]
-             @table_to_site.filter(:tenant_id => tenant_id).filter(:site_id => site_id).first[:user_id_in_site]
+             @table_to_site.filter(:tenant_id => tenant_id).filter(:site_id => site).first[:user_id_in_site]
         end
 
         def validate_user(site_type, cmp_endpoint, username, password)