id,summary,reporter,owner,description,type,status,priority,milestone,component,version,severity,resolution,keywords,cc
16742,Meta query doesn't work with $wp_query->set(),scribu,,"The following doesn't work, apparently:

{{{
add_action( 'pre_get_posts', function( $query ) {
  $query->set('meta_key','oqp_guest_email');
  $query->set('meta_value',$dummy_email);
} );
}}}

Source: http://wordpress.org/support/topic/pre_get_posts-problem",defect (bug),closed,normal,3.1.1,Query,3.1,normal,fixed,has-patch dev-feedback needs-codex,