Code
- function.php ➔ array_map_recursive()
- function.php ➔ think_filter()
- function.php ➔ get_client_ip()
- function.php ➔ show_json()
- function.php ➔ success()
- function.php ➔ error()
- function.php ➔ not_found()
- function.php ➔ data_auth_sign()
- function.php ➔ session()
- function.php ➔ admin_is_login()
- function.php ➔ json()
- function.php ➔ dump()
- function.php ➔ I()
- function.php ➔ config()
- function.php ➔ parse_name()
- function.php ➔ app()
- function.php ➔ env()

This check looks for calls to methods that do not seem to exist on a given type. It looks for the method on the type itself as well as in inherited classes or implemented interfaces.
This is most likely a typographical error or the method has been renamed.