title: .htaccess give 404 Not Found when url in SEO-friendly URL
body: <p>Im using opencart fresh install and using theme from <a href="http://www.opencart.com/index.php?route=extension/extension/info&amp;extension_id=6818">here</a>. After i enable SEO setting in admin and rename <code>.htaccess</code> file then set SEO keyword i can't open my product page. It show 404 error not found.</p>
  
  <p>This website still under developement you can check here <code>http://203.223.152.159/~happymas/</code></p>
  
  <p>Product with SEO -> <code>http://203.223.152.159/~happymas/this_is_seo</code></p>
  
  <pre><code>.htaccess 
  
  # 1.To use URL Alias you need to be running apache with mod_rewrite enabled. 
  
  # 2. In your opencart directory rename htaccess.txt to .htaccess.
  
  # For any support issues please visit: http://www.opencart.com
  
  Options +FollowSymlinks
  
  # Prevent Directoy listing 
  Options -Indexes
  
  # Prevent Direct Access to files
  &lt;FilesMatch "\.(tpl|ini|log)"&gt;
   Order deny,allow
   Deny from all
  &lt;/FilesMatch&gt;
  
  # SEO URL Settings
  RewriteEngine On
  # If your opencart installation does not run on the main web folder make sure you folder it does run in ie. / becomes /shop/ 
  
  RewriteBase /
  RewriteRule ^sitemap.xml$ index.php?route=feed/google_sitemap [L]
  RewriteRule ^googlebase.xml$ index.php?route=feed/google_base [L]
  RewriteRule ^download/(.*) /index.php?route=error/not_found [L]
  RewriteCond %{REQUEST_FILENAME} !-f
  RewriteCond %{REQUEST_FILENAME} !-d
  RewriteCond %{REQUEST_URI} !.*\.(ico|gif|jpg|jpeg|png|js|css)
  RewriteRule ^([^?]*) index.php?_route_=$1 [L,QSA]
  
  ### Additional Settings that may need to be enabled for some servers 
  ### Uncomment the commands by removing the # sign in front of it.
  ### If you get an "Internal Server Error 500" after enabling any of the following settings, restore the # as this means your host doesn't allow that.
  
  # 1. If your cart only allows you to add one item at a time, it is possible register_globals is on. This may work to disable it:
  # php_flag register_globals off
  
  # 2. If your cart has magic quotes enabled, This may work to disable it:
  # php_flag magic_quotes_gpc Off
  
  # 3. Set max upload file size. Most hosts will limit this and not allow it to be overridden but you can try
  # php_value upload_max_filesize 999M
  
  # 4. set max post size. uncomment this line if you have a lot of product options or are getting errors where forms are not saving all fields
  # php_value post_max_size 999M
  
  # 5. set max time script can take. uncomment this line if you have a lot of product options or are getting errors where forms are not saving all fields
  # php_value max_execution_time 200
  
  # 6. set max time for input to be recieved. Uncomment this line if you have a lot of product options or are getting errors where forms are not saving all fields
  # php_value max_input_time 200
  
  # 7. disable open_basedir limitations
  # php_admin_value open_basedir none
  </code></pre>