+ $debug and warn "Problem when validating ticket : $ticket";
+ $debug and warn "Authen::CAS::Client::Response::Error: " . $val->error() if $val->is_error();
+ $debug and warn "Authen::CAS::Client::Response::Failure: " . $val->message() if $val->is_failure();
+ $debug and warn Data::Dumper::Dumper($@) if $val->is_error() or $val->is_failure();