diff --git a/app/controllers/boards_controller.rb b/app/controllers/boards_controller.rb
index a692acc12..40674b53f 100644
--- a/app/controllers/boards_controller.rb
+++ b/app/controllers/boards_controller.rb
@@ -70,7 +70,7 @@ class BoardsController < ApplicationController
         @message = Message.new(:board => @board)
         #modify by nwb
         if @project
-          render :action => 'show', :layout => !request.xhr?
+          render :action => 'show', :layout => 'base_projects'
         elsif @course
           render :action => 'show', :layout => 'base_courses'
         end
diff --git a/app/controllers/documents_controller.rb b/app/controllers/documents_controller.rb
index 89bd9dc92..7bca47f36 100644
--- a/app/controllers/documents_controller.rb
+++ b/app/controllers/documents_controller.rb
@@ -105,7 +105,7 @@ class DocumentsController < ApplicationController
   # 权限判断
   # add by nwb
   def authorize_document
-    if !(User.current.admin? || User.current.member_of?(@project) || @document.is_public==1)
+    if !(User.current.admin? || User.current.member_of?(@project) || @document == nil || (@document != nil && @document.is_public==1))
       render_403 :message => :notice_not_authorized
     end
   end
diff --git a/app/models/project.rb b/app/models/project.rb
index 5bcd2e8c5..35a360ac3 100644
--- a/app/models/project.rb
+++ b/app/models/project.rb
@@ -1138,13 +1138,13 @@ class Project < ActiveRecord::Base
   # 创建项目后在项目下同步创建一个讨论区
   def create_board_sync
     @board = self.boards.build
-    self.name=" #{l(:label_borad_course) }"
+    self.name=" #{l(:label_borad_project) }"
     @board.name = self.name
     @board.description = self.name.to_s 
     if @board.save
-      logger.debug "[Course Model] ===> #{@board.to_json}"
+      logger.debug "[Project Model] ===> #{@board.to_json}"
     else
-      logger.error "[Course Model] ===> Auto create board when Course saved, because #{@board.full_messages}"
+      logger.error "[Project Model] ===> Auto create board when Project saved, because #{@board.full_messages}"
     end
   end