Ticket #15901: 15901.patch

wp-admin/export.php

@@ -170 +170 @@
                 <label><?php _e( 'Authors:' ); ?></label>
 <?php
                 $authors = $wpdb->get_col( "SELECT DISTINCT post_author FROM {$wpdb->posts} WHERE post_type = 'page'" );
-                wp_dropdown_users( array( 'include' => $authors, 'name' => 'post_author', 'multi' => true, 'show_option_all' => __('All') ) );
+                wp_dropdown_users( array( 'include' => $authors, 'name' => 'page_author', 'multi' => true, 'show_option_all' => __('All') ) );
 ?>
         </li>
         <li>