https://devzone.nordicsemi.com/f/nordic-q-a/26773/latest-nrfconnect-doesn-t-see-pca10031I recently updated my nRFConnect version to 2.2.1, which alos updated my Command Line Nordic tools. After this update, nRFConnect is &quot; Unable to read connectivity firmware version: for 680401958: Error occured when get device info. Errorcode: CouldNotFindJproDLLen-USTelligent Community 13Fri, 10 Nov 2017 12:52:55 GMThttps://devzone.nordicsemi.com/thread/105237?ContentTypeID=1Fri, 10 Nov 2017 12:52:55 GMT137ad170-7792-4731-bb38-c0d22fbe4515:c59ebbb9-fbf5-44a5-9ae9-ffa249ae9102J&#248;rgen Holmefjord<p>I did not see this happening when I installed nRF Connect v2.2.1. Did you install it using the installer, or upgrade through nRF Connect? Have you tried reinstalling latest <a href="http://www.nordicsemi.com/eng/nordic/Products/nRF52-DK/nRF5x-Command-Line-Tools-Win32/51499">nRF Command Line Tools</a>?</p><div style="clear:both;"></div>