OpenSprinkler › Forums › OpenSprinkler Unified Firmware › Firmware Update Problems (Hardware version 2.1) › Reply To: Firmware Update Problems (Hardware version 2.1) April 6, 2015 at 8:23 pm #36513 piabandParticipant @aruzsi I am having the exact same error logs as you had. Only I am on a Windows 7 laptop. I guess I will try a different laptop.