When I try to upload a config with 3.7.0, I get the error. Will add this to the other thread too.
Arduino: 1.8.19 (Mac OS X), Board: “Proffieboard V2, Serial + Mass Storage, SDCARD (SPI), 80 MHz, Smallest Code”
fork/exec /Users/chrisandlindsey/Library/Arduino15/packages/proffieboard_experimental/tools/arm-none-eabi-gcc/12-3-rel1/bin/arm-none-eabi-g++: no such file or directory
Error compiling for board Proffieboard V2.