PHP Fatal Error – yii\base\ErrorException

                         *
     * @return mixed
     */
    private function prepare($data)
    {
        //Returns array
        if ('array' == $this->format) {
            $result = is_array($data)
                ? $data
                : json_decode($data, 1);
            // If error exists, throw Exception
            if ($this->throwErrors and $result['errors']) {
                throw new \Exception(is_array($result['errors']) ? implode("\n", $result['errors']) : $result['errors']);
            }
            return $result;
        }
        // Returns json or xml document
        return $data;
    }
                

                        /**
     * Handles & reports fatal PHP errors that are causing the shutdown
     */
    public function handleFatalError() {
        \Rollbar::report_fatal_error();
 
        parent::handleFatalError();
    }
}