![How to resolve “Board generic (platform esp8266, package esp8266) is unknown” error? — ESP8266 Arduino Core 3.1.2-21-ga348833 documentation How to resolve “Board generic (platform esp8266, package esp8266) is unknown” error? — ESP8266 Arduino Core 3.1.2-21-ga348833 documentation](https://arduino-esp8266.readthedocs.io/en/latest/_images/a04-remove-package-yes.png)
How to resolve “Board generic (platform esp8266, package esp8266) is unknown” error? — ESP8266 Arduino Core 3.1.2-21-ga348833 documentation
!["ESPAsyncWebServer.h: No such file or directory" error even after installing "ESPAsyncWebSrv" library - Programming Questions - Arduino Forum "ESPAsyncWebServer.h: No such file or directory" error even after installing "ESPAsyncWebSrv" library - Programming Questions - Arduino Forum](https://europe1.discourse-cdn.com/arduino/optimized/4X/1/2/2/122576acc70f6f677fcc09a4b7c7c9bf0e7fb0ce_2_1023x498.png)
"ESPAsyncWebServer.h: No such file or directory" error even after installing "ESPAsyncWebSrv" library - Programming Questions - Arduino Forum
![fatal error|| No such file or directory || Error compiling for board Arduino Uno ||Adafruit_BMP085.h - YouTube fatal error|| No such file or directory || Error compiling for board Arduino Uno ||Adafruit_BMP085.h - YouTube](https://i.ytimg.com/vi/dYBI5a6UN98/maxresdefault.jpg)
fatal error|| No such file or directory || Error compiling for board Arduino Uno ||Adafruit_BMP085.h - YouTube
Error : ArduinoJson.h: No such file or directory. Help please? · Issue #354 · FirebaseExtended/firebase-arduino · GitHub
![HID-Project.h - no such file or directory. Hey guys i'm currently having a problem, every time i try to upload this error appears over i need this in the code, i am a novice at arduino, any ideas? : r/arduino HID-Project.h - no such file or directory. Hey guys i'm currently having a problem, every time i try to upload this error appears over i need this in the code, i am a novice at arduino, any ideas? : r/arduino](https://preview.redd.it/29bto628qyx41.png?width=1080&crop=smart&auto=webp&s=74589d3a3a5eacb4b83a1b6c4ab3de9f02dd8ba2)