Before I clone the repositories I delete their local root directories, so I'm starting fresh; I don't know how to make my versions much more clean than that (grin). For arduino-esp-32: adamwilt@macOS1015vm arduino % git status On branch idf-release/v4.2 Your branch is up to date with 'origin/idf-rel...

With esp-idf -b master, and arduino-esp32 -b idf-release/4.2, I get the reverse error: In file included from /Users/adamwilt/esp/esp-idf/components/soc/include/soc/rtc_periph.h:17, from /Users/adamwilt/esp/esp-idf/components/soc/esp32/include/soc/rtc.h:20, from /Users/adamwilt/esp/esp-idf/components...

I'm trying to make arduino-esp32 work as a component of esp-idf, without any luck. I've done a clean install of esp-idf, branch "release/v4.2", and then installed arduino-esp32 for use as component as described at https://github.com/espressif/arduino-esp32/blob/master/docs/esp-idf_component.md, agai...