Arduino: 1.8.19 (Windows 10), Board: "Proffieboard V2, Serial + Mass Storage + WebUSB, SDCARD (SPI), 80 MHz, Smallest Code" In file included from C:\Users\Greg\Greg's Flolder\Cosplay\Star Wars Cosplay\Lightsabers\Programming\Proffie OS\ProffieOS-v7.10\ProffieOS\ProffieOS.ino:621: C:\Users\Greg\Greg's Flolder\Cosplay\Star Wars Cosplay\Lightsabers\Programming\Proffie OS\ProffieOS-v7.10\ProffieOS\config\dooku_config_ghb_v1.h:61:13: error: expected initializer before 'blades' 61 | BladeConfig blades[] = { | ^~~~~~ In file included from C:\Users\Greg\Greg's Flolder\Cosplay\Star Wars Cosplay\Lightsabers\Programming\Proffie OS\ProffieOS-v7.10\ProffieOS\ProffieOS.ino:240: C:\Users\Greg\Greg's Flolder\Cosplay\Star Wars Cosplay\Lightsabers\Programming\Proffie OS\ProffieOS-v7.10\ProffieOS\props\prop_base.h: In member function 'size_t PropBase::FindBestConfig()': C:\Users\Greg\Greg's Flolder\Cosplay\Star Wars Cosplay\Lightsabers\Programming\Proffie OS\ProffieOS-v7.10\ProffieOS\props\prop_base.h:567:25: error: 'blades' was not declared in this scope; did you mean 'bladePin'? 567 | static_assert(NELEM(blades) > 0, "blades array cannot be empty"); | ^~~~~~ C:\Users\Greg\Greg's Flolder\Cosplay\Star Wars Cosplay\Lightsabers\Programming\Proffie OS\ProffieOS-v7.10\ProffieOS\common\common.h:18:26: note: in definition of macro 'NELEM' 18 | #define NELEM(X) (sizeof(X)/sizeof((X)[0])) | ^ In file included from C:\Users\Greg\Greg's Flolder\Cosplay\Star Wars Cosplay\Lightsabers\Programming\Proffie OS\ProffieOS-v7.10\ProffieOS\props\saber_fett263_buttons.h:928, from C:\Users\Greg\Greg's Flolder\Cosplay\Star Wars Cosplay\Lightsabers\Programming\Proffie OS\ProffieOS-v7.10\ProffieOS\config\dooku_config_ghb_v1.h:30, from C:\Users\Greg\Greg's Flolder\Cosplay\Star Wars Cosplay\Lightsabers\Programming\Proffie OS\ProffieOS-v7.10\ProffieOS\ProffieOS.ino:625: C:\Users\Greg\Greg's Flolder\Cosplay\Star Wars Cosplay\Lightsabers\Programming\Proffie OS\ProffieOS-v7.10\ProffieOS\props\prop_base.h: In member function 'void PropBase::FindBlade()': C:\Users\Greg\Greg's Flolder\Cosplay\Star Wars Cosplay\Lightsabers\Programming\Proffie OS\ProffieOS-v7.10\ProffieOS\props\prop_base.h:622:22: error: 'blades' was not declared in this scope; did you mean 'bladePin'? 622 | current_config = blades + best_config; | ^~~~~~ | bladePin exit status 1 Error compiling for board Proffieboard V2. This report would have more information with "Show verbose output during compilation" option enabled in File -> Preferences.