ESP32 Build error!
Windows : String in ESP-IDF Cmd windows

C:\micropython\ports\esp32>make USER_C_MODULES=../../../examples/usercmodule/micropython.cmake

[1152/1386] Generating ../../genhdr/qstrdefs.preprocessed.h
FAILED: genhdr/qstrdefs.preprocessed.h C:/micropython/ports/esp32/build-generic/genhdr/qstrdefs.preprocessed.h
esp-idf\main\CMakeFiles\qstrdefs.preprocessed.h-0fb6a53.bat 5964d331c9989f35
sed: -e expression #1, char 10: unterminated `s' command
'"/"' is not recognized as an internal or external command,
operable program or batch file.
[1154/1386] Generating ../../genhdr/root_pointers.h