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Empty project throws multiple errors #128

@BenSeventy9

Description

@BenSeventy9

Platform

ESP8266

IDE / Tooling

PlatformIO

What happened?

Can not compile empty project!

Full clean does not help
Executing task: C:\Users\Ben.platformio\penv\Scripts\platformio.exe run --target fullclean --environment d1_mini

Stack Trace

  • The terminal process "C:\Users\Ben.platformio\penv\Scripts\platformio.exe 'run'" terminated with exit code: 1.

  • Terminal will be reused by tasks, press any key to close it.

  • Executing task: C:\Users\Ben.platformio\penv\Scripts\platformio.exe run

Processing d1_mini (platform: espressif8266; framework: arduino; board: d1_mini)

Verbose mode can be enabled via -v, --verbose option
CONFIGURATION: https://docs.platformio.org/page/boards/espressif8266/d1_mini.html
PLATFORM: Espressif 8266 (2024.9.0) > WeMos D1 R2 and mini
HARDWARE: ESP8266 80MHz, 80KB RAM, 4MB Flash
PACKAGES:

  • framework-arduinoespressif8266 @ 2.7.8
  • tool-esptoolpy @ 4.7.6
  • toolchain-xtensa @ 2.40802.200502 (4.8.2)
    LDF: Library Dependency Finder -> https://bit.ly/configure-pio-ldf
    LDF Modes: Finder ~ chain, Compatibility ~ soft
    Found 25 compatible libraries
    Scanning dependencies...
    Dependency Graph
    |-- ESPAsyncTCP @ 2.0.0
    |-- ESPAsyncWebServer @ 3.7.4
    Building in release mode
    Compiling .pio\build\d1_mini\src\main.cpp.o
    Generating LD script .pio\build\d1_mini\ld\local.eagle.app.v6.common.ld
    Compiling .pio\build\d1_mini\lib292\ESP8266WiFi\BearSSLHelpers.cpp.o
    Compiling .pio\build\d1_mini\lib292\ESP8266WiFi\CertStoreBearSSL.cpp.o
    Compiling .pio\build\d1_mini\lib292\ESP8266WiFi\ESP8266WiFi.cpp.o
    Compiling .pio\build\d1_mini\lib292\ESP8266WiFi\ESP8266WiFiAP.cpp.o
    Compiling .pio\build\d1_mini\lib292\ESP8266WiFi\ESP8266WiFiGeneric.cpp.o
    Compiling .pio\build\d1_mini\lib292\ESP8266WiFi\ESP8266WiFiGratuitous.cpp.o
    Compiling .pio\build\d1_mini\lib292\ESP8266WiFi\ESP8266WiFiMulti.cpp.o
    Compiling .pio\build\d1_mini\lib292\ESP8266WiFi\ESP8266WiFiSTA-WPS.cpp.o
    Compiling .pio\build\d1_mini\lib292\ESP8266WiFi\ESP8266WiFiSTA.cpp.o
    Compiling .pio\build\d1_mini\lib292\ESP8266WiFi\ESP8266WiFiScan.cpp.o
    Compiling .pio\build\d1_mini\lib292\ESP8266WiFi\WiFiClient.cpp.o
    Compiling .pio\build\d1_mini\lib292\ESP8266WiFi\WiFiClientSecureAxTLS.cpp.o
    Compiling .pio\build\d1_mini\lib292\ESP8266WiFi\WiFiClientSecureBearSSL.cpp.o
    Compiling .pio\build\d1_mini\lib292\ESP8266WiFi\WiFiServer.cpp.o
    Compiling .pio\build\d1_mini\lib292\ESP8266WiFi\WiFiServerSecureAxTLS.cpp.o
    Compiling .pio\build\d1_mini\lib292\ESP8266WiFi\WiFiServerSecureBearSSL.cpp.o
    Compiling .pio\build\d1_mini\lib292\ESP8266WiFi\WiFiUdp.cpp.o
    Compiling .pio\build\d1_mini\libead\ESPAsyncTCP\AsyncPrinter.cpp.o
    Compiling .pio\build\d1_mini\libead\ESPAsyncTCP\ESPAsyncTCP.cpp.o
    Compiling .pio\build\d1_mini\libead\ESPAsyncTCP\ESPAsyncTCPbuffer.cpp.o
    Compiling .pio\build\d1_mini\libead\ESPAsyncTCP\SyncClient.cpp.o
    Compiling .pio\build\d1_mini\libead\ESPAsyncTCP\tcp_axtls.c.o
    Compiling .pio\build\d1_mini\libc0c\Hash\Hash.cpp.o
    Compiling .pio\build\d1_mini\libd6e\ESPAsyncWebServer\AsyncEventSource.cpp.o
    Compiling .pio\build\d1_mini\libd6e\ESPAsyncWebServer\AsyncJson.cpp.o
    Compiling .pio\build\d1_mini\libd6e\ESPAsyncWebServer\AsyncMessagePack.cpp.o
    Compiling .pio\build\d1_mini\libd6e\ESPAsyncWebServer\AsyncWebHeader.cpp.o
    Compiling .pio\build\d1_mini\libd6e\ESPAsyncWebServer\AsyncWebSocket.cpp.o
    In file included from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncMessagePack.cpp:4:0:
    .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncMessagePack.h:27:18: error: missing binary operator before token "("
    #if __has_include("ArduinoJson.h")
    ^
    In file included from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncJson.cpp:4:0:
    .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncJson.h:7:18: error: missing binary operator before token "("
    #if __has_include("ArduinoJson.h")
    ^
    *** [.pio\build\d1_mini\libd6e\ESPAsyncWebServer\AsyncMessagePack.cpp.o] Error 1
    *** [.pio\build\d1_mini\libd6e\ESPAsyncWebServer\AsyncJson.cpp.o] Error 1
    In file included from C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/ESP8266WiFi.h:28:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:22,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncEventSource.h:33,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncEventSource.cpp:8:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/include/wl_definitions.h:73:17: error: redeclaration of 'CLOSED'
    CLOSED = 0,
    ^
    In file included from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:9:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncEventSource.h:33,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncEventSource.cpp:8:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\tools\sdk\lwip2\include/lwip/tcpbase.h:57:3: note: previous declaration 'tcp_state CLOSED'
    CLOSED = 0,
    ^
    In file included from C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/ESP8266WiFi.h:28:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:22,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncEventSource.h:33,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncEventSource.cpp:8:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/include/wl_definitions.h:74:17: error: redeclaration of 'LISTEN'
    LISTEN = 1,
    ^
    In file included from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:9:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncEventSource.h:33,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncEventSource.cpp:8:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\tools\sdk\lwip2\include/lwip/tcpbase.h:58:3: note: previous declaration 'tcp_state LISTEN'
    LISTEN = 1,
    ^
    In file included from C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/ESP8266WiFi.h:28:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:22,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncEventSource.h:33,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncEventSource.cpp:8:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/include/wl_definitions.h:75:17: error: redeclaration of 'SYN_SENT'
    SYN_SENT = 2,
    ^
    In file included from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:9:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncEventSource.h:33,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncEventSource.cpp:8:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\tools\sdk\lwip2\include/lwip/tcpbase.h:59:3: note: previous declaration 'tcp_state SYN_SENT'
    SYN_SENT = 2,
    ^
    In file included from C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/ESP8266WiFi.h:28:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:22,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncEventSource.h:33,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncEventSource.cpp:8:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/include/wl_definitions.h:76:17: error: redeclaration of 'SYN_RCVD'
    SYN_RCVD = 3,
    ^
    In file included from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:9:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncEventSource.h:33,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncEventSource.cpp:8:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\tools\sdk\lwip2\include/lwip/tcpbase.h:60:3: note: previous declaration 'tcp_state SYN_RCVD'
    SYN_RCVD = 3,
    ^
    In file included from C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/ESP8266WiFi.h:28:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:22,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncEventSource.h:33,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncEventSource.cpp:8:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/include/wl_definitions.h:77:17: error: redeclaration of 'ESTABLISHED'
    ESTABLISHED = 4,
    ^
    In file included from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:9:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncEventSource.h:33,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncEventSource.cpp:8:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\tools\sdk\lwip2\include/lwip/tcpbase.h:61:3: note: previous declaration 'tcp_state ESTABLISHED'
    ESTABLISHED = 4,
    ^
    In file included from C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/ESP8266WiFi.h:28:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:22,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncEventSource.h:33,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncEventSource.cpp:8:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/include/wl_definitions.h:78:17: error: redeclaration of 'FIN_WAIT_1'
    FIN_WAIT_1 = 5,
    ^
    In file included from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:9:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncEventSource.h:33,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncEventSource.cpp:8:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\tools\sdk\lwip2\include/lwip/tcpbase.h:62:3: note: previous declaration 'tcp_state FIN_WAIT_1'
    FIN_WAIT_1 = 5,
    ^
    In file included from C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/ESP8266WiFi.h:28:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:22,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncEventSource.h:33,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncEventSource.cpp:8:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/include/wl_definitions.h:79:17: error: redeclaration of 'FIN_WAIT_2'
    FIN_WAIT_2 = 6,
    ^
    In file included from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:9:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncEventSource.h:33,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncEventSource.cpp:8:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\tools\sdk\lwip2\include/lwip/tcpbase.h:63:3: note: previous declaration 'tcp_state FIN_WAIT_2'
    FIN_WAIT_2 = 6,
    ^
    In file included from C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/ESP8266WiFi.h:28:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:22,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncEventSource.h:33,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncEventSource.cpp:8:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/include/wl_definitions.h:80:17: error: redeclaration of 'CLOSE_WAIT'
    CLOSE_WAIT = 7,
    ^
    In file included from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:9:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncEventSource.h:33,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncEventSource.cpp:8:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\tools\sdk\lwip2\include/lwip/tcpbase.h:64:3: note: previous declaration 'tcp_state CLOSE_WAIT'
    CLOSE_WAIT = 7,
    ^
    In file included from C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/ESP8266WiFi.h:28:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:22,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncEventSource.h:33,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncEventSource.cpp:8:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/include/wl_definitions.h:81:17: error: redeclaration of 'CLOSING'
    CLOSING = 8,
    ^
    In file included from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:9:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncEventSource.h:33,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncEventSource.cpp:8:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\tools\sdk\lwip2\include/lwip/tcpbase.h:65:3: note: previous declaration 'tcp_state CLOSING'
    CLOSING = 8,
    ^
    In file included from C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/ESP8266WiFi.h:28:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:22,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncEventSource.h:33,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncEventSource.cpp:8:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/include/wl_definitions.h:82:17: error: redeclaration of 'LAST_ACK'
    LAST_ACK = 9,
    ^
    In file included from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:9:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncEventSource.h:33,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncEventSource.cpp:8:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\tools\sdk\lwip2\include/lwip/tcpbase.h:66:3: note: previous declaration 'tcp_state LAST_ACK'
    LAST_ACK = 9,
    ^
    In file included from C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/ESP8266WiFi.h:28:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:22,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncEventSource.h:33,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncEventSource.cpp:8:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/include/wl_definitions.h:83:17: error: redeclaration of 'TIME_WAIT'
    TIME_WAIT = 10
    ^
    In file included from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:9:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncEventSource.h:33,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncEventSource.cpp:8:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\tools\sdk\lwip2\include/lwip/tcpbase.h:67:3: note: previous declaration 'tcp_state TIME_WAIT'
    TIME_WAIT = 10
    ^
    In file included from C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/ESP8266WiFi.h:28:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:22,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebHeader.cpp:4:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/include/wl_definitions.h:73:17: error: redeclaration of 'CLOSED'
    CLOSED = 0,
    ^
    In file included from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:9:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebHeader.cpp:4:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\tools\sdk\lwip2\include/lwip/tcpbase.h:57:3: note: previous declaration 'tcp_state CLOSED'
    CLOSED = 0,
    ^
    In file included from C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/ESP8266WiFi.h:28:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:22,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebHeader.cpp:4:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/include/wl_definitions.h:74:17: error: redeclaration of 'LISTEN'
    LISTEN = 1,
    ^
    In file included from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:9:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebHeader.cpp:4:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\tools\sdk\lwip2\include/lwip/tcpbase.h:58:3: note: previous declaration 'tcp_state LISTEN'
    LISTEN = 1,
    ^
    In file included from C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/ESP8266WiFi.h:28:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:22,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebHeader.cpp:4:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/include/wl_definitions.h:75:17: error: redeclaration of 'SYN_SENT'
    SYN_SENT = 2,
    ^
    In file included from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:9:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebHeader.cpp:4:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\tools\sdk\lwip2\include/lwip/tcpbase.h:59:3: note: previous declaration 'tcp_state SYN_SENT'
    SYN_SENT = 2,
    ^
    In file included from C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/ESP8266WiFi.h:28:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:22,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebHeader.cpp:4:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/include/wl_definitions.h:76:17: error: redeclaration of 'SYN_RCVD'
    SYN_RCVD = 3,
    ^
    In file included from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:9:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebHeader.cpp:4:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\tools\sdk\lwip2\include/lwip/tcpbase.h:60:3: note: previous declaration 'tcp_state SYN_RCVD'
    SYN_RCVD = 3,
    ^
    In file included from C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/ESP8266WiFi.h:28:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:22,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebHeader.cpp:4:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/include/wl_definitions.h:77:17: error: redeclaration of 'ESTABLISHED'
    ESTABLISHED = 4,
    ^
    In file included from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:9:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebHeader.cpp:4:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\tools\sdk\lwip2\include/lwip/tcpbase.h:61:3: note: previous declaration 'tcp_state ESTABLISHED'
    ESTABLISHED = 4,
    ^
    In file included from C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/ESP8266WiFi.h:28:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:22,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebHeader.cpp:4:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/include/wl_definitions.h:78:17: error: redeclaration of 'FIN_WAIT_1'
    FIN_WAIT_1 = 5,
    ^
    In file included from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:9:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebHeader.cpp:4:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\tools\sdk\lwip2\include/lwip/tcpbase.h:62:3: note: previous declaration 'tcp_state FIN_WAIT_1'
    FIN_WAIT_1 = 5,
    ^
    In file included from C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/ESP8266WiFi.h:28:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:22,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebHeader.cpp:4:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/include/wl_definitions.h:79:17: error: redeclaration of 'FIN_WAIT_2'
    FIN_WAIT_2 = 6,
    ^
    In file included from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:9:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebHeader.cpp:4:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\tools\sdk\lwip2\include/lwip/tcpbase.h:63:3: note: previous declaration 'tcp_state FIN_WAIT_2'
    FIN_WAIT_2 = 6,
    ^
    In file included from C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/ESP8266WiFi.h:28:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:22,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebHeader.cpp:4:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/include/wl_definitions.h:80:17: error: redeclaration of 'CLOSE_WAIT'
    CLOSE_WAIT = 7,
    ^
    In file included from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:9:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebHeader.cpp:4:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\tools\sdk\lwip2\include/lwip/tcpbase.h:64:3: note: previous declaration 'tcp_state CLOSE_WAIT'
    CLOSE_WAIT = 7,
    ^
    In file included from C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/ESP8266WiFi.h:28:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:22,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebHeader.cpp:4:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/include/wl_definitions.h:81:17: error: redeclaration of 'CLOSING'
    CLOSING = 8,
    ^
    In file included from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:9:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebHeader.cpp:4:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\tools\sdk\lwip2\include/lwip/tcpbase.h:65:3: note: previous declaration 'tcp_state CLOSING'
    CLOSING = 8,
    ^
    In file included from C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/ESP8266WiFi.h:28:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:22,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebHeader.cpp:4:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/include/wl_definitions.h:82:17: error: redeclaration of 'LAST_ACK'
    LAST_ACK = 9,
    ^
    In file included from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:9:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebHeader.cpp:4:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\tools\sdk\lwip2\include/lwip/tcpbase.h:66:3: note: previous declaration 'tcp_state LAST_ACK'
    LAST_ACK = 9,
    ^
    In file included from C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/ESP8266WiFi.h:28:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:22,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebHeader.cpp:4:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/include/wl_definitions.h:83:17: error: redeclaration of 'TIME_WAIT'
    TIME_WAIT = 10
    ^
    In file included from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:9:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebHeader.cpp:4:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\tools\sdk\lwip2\include/lwip/tcpbase.h:67:3: note: previous declaration 'tcp_state TIME_WAIT'
    TIME_WAIT = 10
    ^
    In file included from C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/ESP8266WiFi.h:28:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:22,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebSocket.h:26,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebSocket.cpp:4:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/include/wl_definitions.h:73:17: error: redeclaration of 'CLOSED'
    CLOSED = 0,
    ^
    In file included from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncEventSource.cpp:8:0:
    .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncEventSource.h:174:45: warning: 'deprecated' attribute directive ignored [-Wattributes]
    bool write(const char *message, size_t len) {
    ^
    In file included from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:9:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebSocket.h:26,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebSocket.cpp:4:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\tools\sdk\lwip2\include/lwip/tcpbase.h:57:3: note: previous declaration 'tcp_state CLOSED'
    CLOSED = 0,
    ^
    In file included from C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/ESP8266WiFi.h:28:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:22,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebSocket.h:26,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebSocket.cpp:4:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/include/wl_definitions.h:74:17: error: redeclaration of 'LISTEN'
    LISTEN = 1,
    ^
    In file included from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:9:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebSocket.h:26,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebSocket.cpp:4:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\tools\sdk\lwip2\include/lwip/tcpbase.h:58:3: note: previous declaration 'tcp_state LISTEN'
    LISTEN = 1,
    ^
    In file included from C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/ESP8266WiFi.h:28:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:22,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebSocket.h:26,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebSocket.cpp:4:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/include/wl_definitions.h:75:17: error: redeclaration of 'SYN_SENT'
    SYN_SENT = 2,
    ^
    In file included from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:9:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebSocket.h:26,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebSocket.cpp:4:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\tools\sdk\lwip2\include/lwip/tcpbase.h:59:3: note: previous declaration 'tcp_state SYN_SENT'
    SYN_SENT = 2,
    ^
    In file included from C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/ESP8266WiFi.h:28:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:22,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebSocket.h:26,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebSocket.cpp:4:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/include/wl_definitions.h:76:17: error: redeclaration of 'SYN_RCVD'
    SYN_RCVD = 3,
    ^
    In file included from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:9:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebSocket.h:26,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebSocket.cpp:4:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\tools\sdk\lwip2\include/lwip/tcpbase.h:60:3: note: previous declaration 'tcp_state SYN_RCVD'
    SYN_RCVD = 3,
    ^
    In file included from C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/ESP8266WiFi.h:28:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:22,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebSocket.h:26,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebSocket.cpp:4:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/include/wl_definitions.h:77:17: error: redeclaration of 'ESTABLISHED'
    ESTABLISHED = 4,
    ^
    In file included from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:9:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebSocket.h:26,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebSocket.cpp:4:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\tools\sdk\lwip2\include/lwip/tcpbase.h:61:3: note: previous declaration 'tcp_state ESTABLISHED'
    ESTABLISHED = 4,
    ^
    In file included from C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/ESP8266WiFi.h:28:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:22,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebSocket.h:26,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebSocket.cpp:4:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/include/wl_definitions.h:78:17: error: redeclaration of 'FIN_WAIT_1'
    FIN_WAIT_1 = 5,
    ^
    In file included from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:9:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebSocket.h:26,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebSocket.cpp:4:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\tools\sdk\lwip2\include/lwip/tcpbase.h:62:3: note: previous declaration 'tcp_state FIN_WAIT_1'
    FIN_WAIT_1 = 5,
    ^
    In file included from C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/ESP8266WiFi.h:28:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:22,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebSocket.h:26,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebSocket.cpp:4:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/include/wl_definitions.h:79:17: error: redeclaration of 'FIN_WAIT_2'
    FIN_WAIT_2 = 6,
    ^
    In file included from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:9:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebSocket.h:26,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebSocket.cpp:4:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\tools\sdk\lwip2\include/lwip/tcpbase.h:63:3: note: previous declaration 'tcp_state FIN_WAIT_2'
    FIN_WAIT_2 = 6,
    ^
    In file included from C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/ESP8266WiFi.h:28:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:22,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebSocket.h:26,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebSocket.cpp:4:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/include/wl_definitions.h:80:17: error: redeclaration of 'CLOSE_WAIT'
    CLOSE_WAIT = 7,
    ^
    In file included from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:9:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebSocket.h:26,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebSocket.cpp:4:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\tools\sdk\lwip2\include/lwip/tcpbase.h:64:3: note: previous declaration 'tcp_state CLOSE_WAIT'
    CLOSE_WAIT = 7,
    ^
    In file included from C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/ESP8266WiFi.h:28:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:22,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebSocket.h:26,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebSocket.cpp:4:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/include/wl_definitions.h:81:17: error: redeclaration of 'CLOSING'
    CLOSING = 8,
    ^
    In file included from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:9:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebSocket.h:26,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebSocket.cpp:4:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\tools\sdk\lwip2\include/lwip/tcpbase.h:65:3: note: previous declaration 'tcp_state CLOSING'
    CLOSING = 8,
    ^
    In file included from C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/ESP8266WiFi.h:28:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:22,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebSocket.h:26,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebSocket.cpp:4:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/include/wl_definitions.h:82:17: error: redeclaration of 'LAST_ACK'
    LAST_ACK = 9,
    ^
    In file included from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:9:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebSocket.h:26,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebSocket.cpp:4:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\tools\sdk\lwip2\include/lwip/tcpbase.h:66:3: note: previous declaration 'tcp_state LAST_ACK'
    LAST_ACK = 9,
    ^
    In file included from C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/ESP8266WiFi.h:28:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:22,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebSocket.h:26,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebSocket.cpp:4:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\libraries\ESP8266WiFi\src/include/wl_definitions.h:83:17: error: redeclaration of 'TIME_WAIT'
    TIME_WAIT = 10
    ^
    In file included from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:9:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebSocket.h:26,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebSocket.cpp:4:
    C:\Users\Ben.platformio\packages\framework-arduinoespressif8266\tools\sdk\lwip2\include/lwip/tcpbase.h:67:3: note: previous declaration 'tcp_state TIME_WAIT'
    TIME_WAIT = 10
    ^
    In file included from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:1212:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebHeader.cpp:4:
    .pio\libdeps\d1_mini\ESPAsyncWebServer\src/AsyncEventSource.h:174:45: warning: 'deprecated' attribute directive ignored [-Wattributes]
    bool write(const char *message, size_t len) {
    ^
    In file included from .pio\libdeps\d1_mini\ESPAsyncWebServer\src/ESPAsyncWebServer.h:1212:0,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebSocket.h:26,
    from .pio\libdeps\d1_mini\ESPAsyncWebServer\src\AsyncWebSocket.cpp:4:
    .pio\libdeps\d1_mini\ESPAsyncWebServer\src/AsyncEventSource.h:174:45: warning: 'deprecated' attribute directive ignored [-Wattributes]
    bool write(const char *message, size_t len) {
    ^
    *** [.pio\build\d1_mini\libd6e\ESPAsyncWebServer\AsyncEventSource.cpp.o] Error 1
    *** [.pio\build\d1_mini\libd6e\ESPAsyncWebServer\AsyncWebHeader.cpp.o] Error 1
    *** [.pio\build\d1_mini\libd6e\ESPAsyncWebServer\AsyncWebSocket.cpp.o] Error 1
    =========================================================== [FAILED] Took 4.52 seconds ===========================================================
  • The terminal process "C:\Users\Ben.platformio\penv\Scripts\platformio.exe 'run'" terminated with exit code: 1.
  • Terminal will be reused by tasks, press any key to close it.

Minimal Reproductible Example (MRE)

#include <Arduino.h>

void setup() {
}

void loop() {
}

[env:d1_mini]
platform = espressif8266
board = d1_mini
framework = arduino

lib_deps =
esp32async/ESPAsyncTCP@^2.0.0 # https://registry.platformio.org/libraries/esp32async/ESPAsyncTCP
esp32async/ESPAsyncWebServer@^3.7.4 # https://registry.platformio.org/libraries/esp32async/ESPAsyncWebServer

I confirm that:

  • I have read the documentation.
  • I have searched for similar discussions.
  • I have searched for similar issues.
  • I have looked at the examples.
  • I have upgraded to the lasted version of ESPAsyncWebServer (and AsyncTCP for ESP32).

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