@Wan-Derer, благодарю за помощь.
После указанных вами действий у меня появилась следующая ошибка компиляции:
In file included from /home/natalia/GyverLamp-master/firmware/GyverLamp_v1.5.5/GyverLamp_v1.5.5.ino:97:0:
/home/natalia/Arduino/libraries/FastLED-3.2.9/FastLED.h:14:21: note: #pragma message: FastLED version 3.002.009
# pragma message "FastLED version 3.002.009"
^
In file included from /home/natalia/Arduino/libraries/FastLED-3.2.9/FastLED.h:65:0,
from /home/natalia/GyverLamp-master/firmware/GyverLamp_v1.5.5/GyverLamp_v1.5.5.ino:97:
/home/natalia/Arduino/libraries/FastLED-3.2.9/fastspi.h:115:23: note: #pragma message: No hardware SPI pins defined. All SPI access will default to bitbanged output
# pragma message "No hardware SPI pins defined. All SPI access will default to bitbanged output"
^
In file included from /home/natalia/.arduino15/packages/esp8266/hardware/esp8266/2.6.3/tools/sdk/libc/xtensa-lx106-elf/include/sys/stdio.h:6:0,
from /home/natalia/.arduino15/packages/esp8266/hardware/esp8266/2.6.3/tools/sdk/libc/xtensa-lx106-elf/include/stdio.h:63,
from /home/natalia/.arduino15/packages/esp8266/hardware/esp8266/2.6.3/cores/esp8266/Arduino.h:32,
from sketch/GyverLamp_v1.5.5.ino.cpp:1:
/home/natalia/.arduino15/packages/esp8266/hardware/esp8266/2.6.3/tools/sdk/libc/xtensa-lx106-elf/include/sys/pgmspace.h:25:130: error: 'const char HTTP_HEAD []' redeclared as different kind of symbol
#define PROGMEM attribute((section( "\".irom.text." FILE "." STRINGIZE(__LINE) "." STRINGIZE(__COUNTER) "\"")))
^
/home/natalia/Arduino/libraries/WiFiManager/WiFiManager.h:25:24: note: in expansion of macro 'PROGMEM'
const char HTTP_HEAD[] PROGMEM = "<!DOCTYPE html><html lang=\"en\"><head><meta charset=\"UTF-8\" name=\"viewport\" content=\"width=device-width, initial-scale=1, user-scalable=no\"/><title>{v}</title>";
^
In file included from /home/natalia/GyverLamp-master/firmware/GyverLamp_v1.5.5/GyverLamp_v1.5.5.ino:100:0:
/home/natalia/.arduino15/packages/esp8266/hardware/esp8266/2.6.3/libraries/ESP8266WebServer/src/ESP8266WebServer.h:33:39: error: previous declaration of 'HTTPMethod HTTP_HEAD'
enum HTTPMethod { HTTP_ANY, HTTP_GET, HTTP_HEAD, HTTP_POST, HTTP_PUT, HTTP_PATCH, HTTP_DELETE, HTTP_OPTIONS };
^
exit status 1
Ошибка компиляции для платы NodeMCU 1.0 (ESP-12E Module).