diff --git a/app/controllers/publics_controller.rb b/app/controllers/publics_controller.rb
index 0d6df2933a30d46f7a912de7dddd541e5c66d3df..e7b994ff506413463524c9babd0be7ef9ed61191 100644
--- a/app/controllers/publics_controller.rb
+++ b/app/controllers/publics_controller.rb
@@ -26,7 +26,7 @@ class PublicsController < ApplicationController
     begin
       @user = Person.first(:id => params[:id]).owner
     rescue NoMethodError => e
-      Rails.logger.error("Received post #{params[:xml]} for nonexistent person #{params[:id}")
+      Rails.logger.error("Received post #{params[:xml]} for nonexistent person #{params[:id]}")
       return
     end
     Rails.logger.debug "PublicsController has received: #{params[:xml]}"
diff --git a/app/models/group.rb b/app/models/group.rb
index 0f40d6d9b5d2a257c27483e2cdc5cbebf6b80f1d..0ff534beacba631154b13d9bd33b25e9e2f366c0 100644
--- a/app/models/group.rb
+++ b/app/models/group.rb
@@ -2,6 +2,7 @@ class Group
   include MongoMapper::Document
   
   key :name, String
+  validates_presence_of :name
 
   key :person_ids, Array
   key :request_ids, Array