GitHub

'RealtimeDatabase' does not name a type" error while compiling

Arduino: 1.8.13 (Windows 10), Board: "NodeMCU 1.0 (ESP-12E Module), 80 MHz, Flash, Legacy (new can return nullptr), All SSL ciphers (most compatible), 4MB (FS:2MB OTA ...
GitHub

Error using NodeMcu v3 (I installed the firmware first with NodeMcu Flasher Master)

Arduino: 1.8.8 (Windows Store 1.8.19.0) (Windows 10), Board: "NodeMCU 1.0 (ESP-12E Module), 80 MHz, Flash, Enabled, 4M (no SPIFFS), v2 Lower Memory, Disabled, None, Only Sketch, 9600" Build options ...