ESP8266 Mining troubleshooting

Problem: 'experimental' has not been declared

Compilation error:

ESP8266_Code:28:17: error: 'experimental' has not been declared
 using namespace experimental::crypto;

Solution: Update your ESP8266 Core for Arduino IDE to the latest version (how-to).

Problem: ArduinoJson.h: No such file or directory

Compilation error:

esp8266_code:23:11: fatal error: ArduinoJson.h: There is no such file or directory

Solution: Get the ArduinoJSON dependency (how-to).