จาก Code จุดที่มีปัญหา คือC:\Users\Asus\Documents\libraries\Blynk_Esp8266AT_WM\src/BlynkSimpleShieldEsp8266.h:93:12: fatal error: ESP8266_Lib.h: No such file or directoryไม่ได้ติดตั้ง Library ESP8266_Lib.h  ให้ติดตั้ง เพิ่มครับ 

Arduino: 1.8.16 (Windows 10), Board: "NodeMCU 1.0 (ESP-12E Module), 80 MHz, Flash, Disabled (new aborts on oom), Disabled, All SSL ciphers (most compatible), 32KB cache + 32KB IRAM (balanced), Use pgm_read macros for IRAM/PROGMEM, 4MB (FS:2MB OTA:~1019KB), 2, v2 Lower Memory, Disabled, None, Only Sketch, 115200" In file included from D:\OUI\ปวส.2\โปรเจค\Smart Farm\Code\dht22-blynk\dht22-blynk.ino:1: Multiple libraries were found for "BlynkSimpleShieldEsp8266.h" C:\Users\Asus\Documents\libraries\Blynk_Esp8266AT_WM\src/BlynkSimpleShieldEsp8266.h:45:4: error: #error This code is intended to run on the Mega2560 platform! Please check your Tools->Board setting. Used: C:\Users\Asus\Documents\libraries\Blynk_Esp8266AT_WM 45 | #error This code is intended to run on the Mega2560 platform! Please check your Tools->Board setting. Not used: C:\Users\Asus\Documents\libraries\Blynk | ^~~~~ In file included from D:\OUI\ปวส.2\โปรเจค\Smart Farm\Code\dht22-blynk\dht22-blynk.ino:1: C:\Users\Asus\Documents\libraries\Blynk_Esp8266AT_WM\src/BlynkSimpleShieldEsp8266.h:93:12: fatal error: ESP8266_Lib.h: No such file or directory 93 | #include <ESP8266_Lib.h> | ^~~~~~~~~~~~~~~ compilation terminated. exit status 1 Error compiling for board NodeMCU 1.0 (ESP-12E Module). This report would have more information with "Show verbose output during compilation" option enabled in File -> Preferences.