anonym-tsk / co2mon-esp Goto Github PK

I have error on compiling for Wemos d1 mini:
/Users/jordes/Library/Arduino15/packages/esp8266/tools/xtensa-lx106-elf-gcc/2.5.0-4-b40a506/bin/../lib/gcc/xtensa-lx106-elf/4.8.2/../../../../xtensa-lx106-elf/bin/ld: sketch/main.ino.cpp.o: in function _mt8057ProcessMessage(mt8057_message*)': /Users/jordes/Downloads/co2mon-esp-master/src/main/mt8057.ino:23: undefined reference to mt8057_process(unsigned long, bool)'
/Users/jordes/Library/Arduino15/packages/esp8266/tools/xtensa-lx106-elf-gcc/2.5.0-4-b40a506/bin/../lib/gcc/xtensa-lx106-elf/4.8.2/../../../../xtensa-lx106-elf/bin/ld: sketch/main.ino.cpp.o: in function mt8057Loop()': /Users/jordes/Downloads/co2mon-esp-master/src/main/mt8057.ino:59: undefined reference to mt8057_process(unsigned long, bool)'
collect2: error: ld returned 1 exit status
exit status 1
Fehler beim Kompilieren für das Board WeMos D1 R1.

Can you help me please?