Flashing Reference Device RD-PQ from 2.0 to 2.1

BY 15 Jul 2013 General Support

I would like to ask for your help in finding a solution to flash my Tizen reference device to 2.1.

My OS is Ubuntu 12.10 running in a VirtualBox virtual machine on top of Windows 7.

i followed the tutorial available here:

and

but with no succes.

After receiving the read signature bytes error I tried to disable and/or uninstall the modemmanager.

USB port is detected : /dev/ttyACM0

line 345: failed to read signature bytes

line 629: handshake failed

line 958: failed to open port (null)

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