Uncaught Error: Call to undefined function twentytwelve_content_nav()
in /home/designthe/www/wp-content/themes/la-fabulerie/author.php on line 43

Call stack:

1. include()
   wp-includes/template-loader.php:106
2. require_once('/home/designthe/www/.../template-loader.php')
   wp-blog-header.php:19
3. require('/home/designthe/www/wp-blog-header.php')
   index.php:17