Using Transients to Display Errors
James DiGioia
if ($error) {set_transient("my_save_post_errors_{$post_id}_{$user_id}", $error, 45);}
save-transient.php
if ( $error = get_transient( "my_save_post_errors_{$post_id}_{$user_id}" ) ) { ?><div class="error"><p><?php echo $error->get_error_message(); ?></p></div><?phpdelete_transient("my_save_post_errors_{$post_id}_{$user_id}");}
display-transient-errors.php