B4R Question Can't compile any project include ESP8266 Library

Hi,

I need to compile the Arduino project of,

"weather station" project which at link:https://www.b4x.com/android/forum/threads/esp8266-udp-bmp180-simple-weather-station.70243/#content


I have this error

C:\Program Files\Arduino\libraries\ESP8266WiFi\src/ESP8266WiFiGeneric.h:27:22: fatal error: functional: No such file or directory
#include <functional>


When commit this line, many other cascade error occurred.

please what is the problem, and how to solve it.

Thanks for any support