Guide: How to use an Arduino as an In System Programmer (ISP)

Using Arduino Microcontrollers
14

I looks like that you havn't disabled auto reset properly :slight_smile:
Try with a 110 ohm resistor instead. You could also cut the trace labeled "RESET-EN", see http://arduino.cc/en/Main/ArduinoBoardMega2560 at the "Automatic (Software) Reset section".

Regards
Lauszus