https://devzone.nordicsemi.com/f/nordic-q-a/20119/nrf-connect---mesh-unable-to-program-nrf51-dongle-seems-like-python-errorHi, I use nrf connect to programing demo board nrf51 dongle to get it work, failed. error log as follows: 2017-03-02T09:30:20.014Z INFO Application data folder: C:\Users\Administrator\AppData\Roaming\nrfconnect 2017-03-02T09:30:42.444Z INFO Runningen-USTelligent Community 13Fri, 03 Mar 2017 09:52:37 GMThttps://devzone.nordicsemi.com/thread/78347?ContentTypeID=1Fri, 03 Mar 2017 09:52:37 GMT137ad170-7792-4731-bb38-c0d22fbe4515:f683f77a-330e-448e-b983-bf235b49d2c9J&#248;rgen Holmefjord<p>The software is most likely built for 64 bit versions. Note that this is just an alpha release, and there will be bugs in it. Great that you got it working!</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/78346?ContentTypeID=1Fri, 03 Mar 2017 01:37:14 GMT137ad170-7792-4731-bb38-c0d22fbe4515:aec1c13c-2ec7-4f72-afc4-56e16df542d4hengyongchao<p>Hi, I reinstall segger in ./Program Files (x86) which I created . It says nRF5-multi-prog: programming completed successfully now.</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/78344?ContentTypeID=1Fri, 03 Mar 2017 01:14:53 GMT137ad170-7792-4731-bb38-c0d22fbe4515:cd5db3f3-4abf-4566-82bf-f1c629604726hengyongchao<p>I do not have this folder existed.My PC is 32bit win7 system, no Program Files (x86) folder.Do I need modify the python files? I have no idea about python.</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/78345?ContentTypeID=1Thu, 02 Mar 2017 10:07:34 GMT137ad170-7792-4731-bb38-c0d22fbe4515:0038d4ac-7892-4c91-858b-17370e6e0566J&#248;rgen Holmefjord<p>Did you check if the path <code>C:\\Program Files (x86)\\SEGGER/*.*</code> exists?</p><div style="clear:both;"></div>