https://devzone.nordicsemi.com/f/nordic-q-a/7945/dfu-python-script-crashesHi, I am trying to test a UART bootloader with the hci_dfu_send_hex.py from SDK6.1.0 Unfortunately the script seems to crash, below is the output on the windows command line: python hci_dfu_send_hex.py --help File &quot;hci_dfu_send_hex.py&quot;, lineen-USTelligent Community 13Mon, 06 Jul 2015 14:28:56 GMThttps://devzone.nordicsemi.com/thread/28423?ContentTypeID=1Mon, 06 Jul 2015 14:28:56 GMT137ad170-7792-4731-bb38-c0d22fbe4515:e3bddc84-0435-4e65-9d0b-085272eb1bcfWitali<p>Hi Stian,</p> <p>thanks for your reply. I have already started to check if it works with different Python versions. With version 3.4.3 I had the syntax error, with version 2.7.10 it seems to work as expected.</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/28422?ContentTypeID=1Mon, 06 Jul 2015 13:25:27 GMT137ad170-7792-4731-bb38-c0d22fbe4515:e3e5fdf5-89f4-42d0-965e-9c6cbfc612e2Stian R&#248;ed Hafskjold<p>Which version of python are you using? Could this be the problem: <a href="http://stackoverflow.com/questions/2535760/python-try-except-comma-vs-as-in-except">stackoverflow.com/.../python-try-except-comma-vs-as-in-except</a> ?</p><div style="clear:both;"></div>