In file included from C:\Users\---\Documents\Arduino\libraries\FastLED\src/platforms/avr/fastled_avr.h:4:0,
                 from C:\Users\---\Documents\Arduino\libraries\FastLED\src/platforms.h:47,
                 from C:\Users\---\Documents\Arduino\libraries\FastLED\src/FastLED.h:62,
                 from C:\Users\---\Documents\Arduino\sketch_nov26a\sketch_nov26a.ino:1:
C:\Users\---\Documents\Arduino\libraries\FastLED\src/platforms/avr/fastpin_avr.h: In instantiation of 'static void _AVRPIN<PIN, _MASK, _PORT, _DDR, _PIN>::setOutput() [with unsigned char PIN = 9; unsigned char _MASK = 1; _PORT = __gen_struct_VPORTB_OUT; _DDR = __gen_struct_VPORTB_DIR; _PIN = __gen_struct_VPORTB_IN]':
C:\Users\---\Documents\Arduino\libraries\FastLED\src/platforms/avr/clockless_trinket.h:114:31:   required from 'void ClocklessController<DATA_PIN, T1, T2, T3, RGB_ORDER, XTRA0, FLIP, WAIT_TIME>::init() [with unsigned char DATA_PIN = 9; int T1 = 4; int T2 = 10; int T3 = 6; EOrder RGB_ORDER = (EOrder)66; int XTRA0 = 0; bool FLIP = false; int WAIT_TIME = 10]'
C:\Users\---\Documents\Arduino\sketch_nov26a\sketch_nov26a.ino:184:1:   required from here
C:\Users\---\Documents\Arduino\libraries\FastLED\src/platforms/avr/fastpin_avr.h:22:42: error: incomplete type '__gen_struct_VPORTB_DIR' used in nested name specifier
  inline static void setOutput() { _DDR::r() |= _MASK; }
                                   ~~~~~~~^~
In file included from C:\Users\---\Documents\Arduino\libraries\FastLED\src/platforms/avr/fastled_avr.h:4:0,
                 from C:\Users\---\Documents\Arduino\libraries\FastLED\src/platforms.h:47,
                 from C:\Users\---\Documents\Arduino\libraries\FastLED\src/FastLED.h:62,
                 from C:\Users\---\Documents\Arduino\sketch_nov26a\sketch_nov26a.ino:1:
C:\Users\---\Documents\Arduino\libraries\FastLED\src/platforms/avr/fastpin_avr.h: In instantiation of 'static volatile uint8_t* _AVRPIN<PIN, _MASK, _PORT, _DDR, _PIN>::port() [with unsigned char PIN = 9; unsigned char _MASK = 1; _PORT = __gen_struct_VPORTB_OUT; _DDR = __gen_struct_VPORTB_DIR; _PIN = __gen_struct_VPORTB_IN; _AVRPIN<PIN, _MASK, _PORT, _DDR, _PIN>::port_ptr_t = volatile unsigned char*; uint8_t = unsigned char]':
C:\Users\---\Documents\Arduino\libraries\FastLED\src/platforms/avr/clockless_trinket.h:362:44:   required from 'static void ClocklessController<DATA_PIN, T1, T2, T3, RGB_ORDER, XTRA0, FLIP, WAIT_TIME>::showRGBInternal(PixelController<RGB_ORDER>&) [with unsigned char DATA_PIN = 9; int T1 = 4; int T2 = 10; int T3 = 6; EOrder RGB_ORDER = (EOrder)66; int XTRA0 = 0; bool FLIP = false; int WAIT_TIME = 10]'
C:\Users\---\Documents\Arduino\libraries\FastLED\src/platforms/avr/clockless_trinket.h:126:19:   required from 'void ClocklessController<DATA_PIN, T1, T2, T3, RGB_ORDER, XTRA0, FLIP, WAIT_TIME>::showPixels(PixelController<RGB_ORDER>&) [with unsigned char DATA_PIN = 9; int T1 = 4; int T2 = 10; int T3 = 6; EOrder RGB_ORDER = (EOrder)66; int XTRA0 = 0; bool FLIP = false; int WAIT_TIME = 10]'
C:\Users\---\Documents\Arduino\sketch_nov26a\sketch_nov26a.ino:184:1:   required from here
C:\Users\---\Documents\Arduino\libraries\FastLED\src/platforms/avr/fastpin_avr.h:39:84: error: incomplete type '__gen_struct_VPORTB_OUT' used in nested name specifier
  inline static port_ptr_t port() __attribute__ ((always_inline)) { return &_PORT::r(); }
                                                                            ~~~~~~~~^~

exit status 1

Compilation error: exit status 1