Build options changed, rebuilding all Sketch uses 10022 bytes (3%) of program storage space. Maximum is 253952 bytes. Global variables use 479 bytes (5%) of dynamic memory, leaving 7713 bytes for local variables. Maximum is 8192 bytes. C:\Program Files (x86)\Arduino\hardware\tools\avr/bin/avrdude -CC:\Program Files (x86)\Arduino\hardware\tools\avr/etc/avrdude.conf -v -patmega2560 -cwiring -PCOM201 -b115200 -D -Uflash:w:C:\Users\ENGINE~1\AppData\Local\Temp\arduino_build_826424/Test_Rig_Arduino_Code.ino.hex:i avrdude: Version 6.3, compiled on Jan 17 2017 at 12:00:53 Copyright (c) 2000-2005 Brian Dean, http://www.bdmicro.com/ Copyright (c) 2007-2014 Joerg Wunsch System wide configuration file is "C:\Program Files (x86)\Arduino\hardware\tools\avr/etc/avrdude.conf" Using Port : COM201 Using Programmer : wiring Overriding Baud Rate : 115200 avrdude: ser_open(): can't open device "\\.\COM201": The system cannot find the file specified. avrdude: ser_drain(): read error: The handle is invalid. avrdude: ser_send(): write error: sorry no info avail avrdude: stk500_send(): failed to send command to serial port avrdude: ser_recv(): read error: The handle is invalid. avrdude: stk500v2_ReceiveMessage(): timeout avrdude: ser_send(): write error: sorry no info avail avrdude: stk500_send(): failed to send command to serial port avrdude: ser_recv(): read error: The handle is invalid. avrdude: stk500v2_ReceiveMessage(): timeout avrdude: ser_send(): write error: sorry no info avail avrdude: stk500_send(): failed to send command to serial port avrdude: ser_recv(): read error: The handle is invalid. avrdude: stk500v2_ReceiveMessage(): timeout avrdude: ser_send(): write error: sorry no info avail avrdude: stk500_send(): failed to send command to serial port avrdude: ser_recv(): read error: The handle is invalid. avrdude: stk500v2_ReceiveMessage(): timeout avrdude: ser_send(): write error: sorry no info avail avrdude: stk500_send(): failed to send command to serial port avrdude: ser_recv(): read error: The handle is invalid. avrdude: stk500v2_ReceiveMessage(): timeout avrdude: ser_send(): write error: sorry no info avail avrdude: stk500_send(): failed to send command to serial port avrdude: ser_recv(): read error: The handle is invalid. avrdude: stk500v2_ReceiveMessage(): timeout avrdude: stk500v2_getsync(): timeout communicating with programmer avrdude done. Thank you. the selected serial port does not exist or your board is not connected