Kleinigkeiten, formatierung, bugfix

app/controllers/lvas_controller.rb

@@ -9,7 +9,7 @@ class LvasController < ApplicationController
   # GET /lvas/1
 
   def show
-    @lva = Lva.find(params[:id])
+    @lva = Lva.find_by_id(params[:id])
     @toolbar_elements<<{:icon=>:pencil,:text =>I18n.t('common.edit'),:path => edit_lva_path(@lva)}
   end
 

app/controllers/moduls_controller.rb

@@ -3,14 +3,15 @@ class ModulsController < ApplicationController
   # GET /moduls.json
   def index
    @moduls = Modul.all
+   if @moduls
     if !params[:studium_id].nil?
-   @studium=Studium.find(params[:studium_id])
+     @studium=Studium.find_by_id(params[:studium_id])
      end
       respond_to do |format|
         format.html # index.html.erb
         format.json { render json: @moduls }
       end
-
+    end
   end
 
   # GET /moduls/1