Lib/Error/SerializerExceptionRenderer.php
protected function renderHttpException(HttpException $error) {
		if ($this->isJsonApiRequest()) {
			return $this->renderHttpAsJsonApi($error);
		}

		if ($this->isJsonRequest()) {
			return $this->renderHttpAsJson($error);
		}

		return $this->defaultHttpRender($error);
	}
protected function renderHttpException(HttpException $error) {
		if ($this->isJsonApiRequest()) {
			return $this->renderHttpAsJsonApi($error);
		}

		if ($this->isJsonRequest()) {
			return $this->renderHttpAsJson($error);
		}

		return $this->defaultHttpRender($error);
	}
render exceptions of type HttpException

@param HttpException $error the HttpException error to render
@return void