```
avrdude warning: ATmega329's flash writepage misses a necessary address bit a13 [/tmp/.avrdude-B6zdW9.conf:5780]
avrdude warning: ATmega649's flash writepage misses a necessary address bit a14 [/tmp/.avrdude-B6zdW9.conf:6006]
avrdude warning: AT90PWM2's eeprom writepage misses a necessary address bit a8 [/tmp/.avrdude-B6zdW9.conf:9164]
avrdude warning: ATtiny44's eeprom writepage misses a necessary address bit a7 [/tmp/.avrdude-B6zdW9.conf:11020]
avrdude warning: ATtiny84's eeprom writepage misses a necessary address bit a8 [/tmp/.avrdude-B6zdW9.conf:11204]
avrdude warning: a4 would normally be expected to be a5 [/tmp/.avrdude-B6zdW9.conf:11367]
avrdude warning: a3 would normally be expected to be a4 [/tmp/.avrdude-B6zdW9.conf:11367]
avrdude warning: a2 would normally be expected to be a3 [/tmp/.avrdude-B6zdW9.conf:11367]
avrdude warning: a1 would normally be expected to be a2 [/tmp/.avrdude-B6zdW9.conf:11367]
avrdude warning: a0 would normally be expected to be a1 [/tmp/.avrdude-B6zdW9.conf:11367]
avrdude warning: too few opcode bits in instruction [/tmp/.avrdude-B6zdW9.conf:11367]
avrdude warning: ATtiny43u's eeprom read misses a necessary address bit a5 [/tmp/.avrdude-B6zdW9.conf:11386]
avrdude warning: ATmega32U4's eeprom writepage misses a necessary address bit a2 [/tmp/.avrdude-B6zdW9.conf:11572]
avrdude warning: AT90USB1286's eeprom writepage misses a necessary address bit a11 [/tmp/.avrdude-B6zdW9.conf:11967]
avrdude warning: ATtiny1634's flash writepage misses a necessary address bit a5 [/tmp/.avrdude-B6zdW9.conf:14723]
```
↑ The above errors appear when I flash my Mega2560. Any ideas why?