diff --git a/app/controllers/messages_controller.rb b/app/controllers/messages_controller.rb
index 2a408788e..2915ff8f8 100644
--- a/app/controllers/messages_controller.rb
+++ b/app/controllers/messages_controller.rb
@@ -87,8 +87,11 @@ class MessagesController < ApplicationController
       call_hook(:controller_messages_reply_after_save, { :params => params, :message => @reply})
       attachments = Attachment.attach_files(@reply, params[:attachments])
       render_attachment_warning_if_needed(@reply)
+     else
+      #render file: 'messages#show', layout: 'base_courses'
     end
     redirect_to board_message_path(@board, @topic, :r => @reply)
+
   end
 
   # Edit a message
diff --git a/app/models/repository.rb b/app/models/repository.rb
index ce7ac9d0c..57a818270 100644
--- a/app/models/repository.rb
+++ b/app/models/repository.rb
@@ -42,7 +42,7 @@ class Repository < ActiveRecord::Base
   validates_uniqueness_of :identifier, :scope => :project_id, :allow_blank => true
   validates_exclusion_of :identifier, :in => %w(show entry raw changes annotate diff show stats graph)
   # donwcase letters, digits, dashes, underscores but not digits only
-  validates_format_of :identifier, :with => /\A(?!\d+$)[a-z0-9\-_]*\z/, :allow_blank => true
+  validates_format_of :identifier, :with => /^[a-zA-Z0-9_\-]+$/, :allow_blank => true
   # Checks if the SCM is enabled when creating a repository
   validate :repo_create_validation, :on => :create