Printrboard-Fail

C:\>avrdude -B1 -c usbtiny -p at90usb1286 -U flash:w:BootloaderCDC.hex:i

avrdude: AVR device initialized and ready to accept instructions

Reading | ################################################## | 100% 0.02s

avrdude: Device signature = 0x1e9782
avrdude: NOTE: FLASH memory has been specified, an erase cycle will be performed

         To disable this feature, specify the -D option.
avrdude: erasing chip
avrdude: reading input file "BootloaderCDC.hex"
avrdude: writing flash (131072 bytes):

Writing | ################################################## | 100% 68.07s



avrdude: 131072 bytes of flash written
avrdude: verifying flash memory against BootloaderCDC.hex:
avrdude: load data flash data from input file BootloaderCDC.hex:
avrdude: input file BootloaderCDC.hex contains 131072 bytes
avrdude: reading on-chip flash data:

Reading | ################################################## | 100% 45.15s



avrdude: verifying ...
avrdude: verification error, first mismatch at byte 0x1f000
         0x4b != 0xff
avrdude: verification error; content mismatch

avrdude: safemode: Fuses OK

avrdude done.  Thank you.