/**
* {@inheritdoc}
*/
protected function duplicateRequest(\Exception $exception, Request $request)
{
if (!$this->isLegacySymfony()) {
$request = parent::duplicateRequest($exception, $request);
} else {
$request = $this->legacyDuplicateRequest($request);
}
$request->attributes->set('exception', FlattenException::create($exception));
return $request;
}
