Failed to select J-Link with USB serial number messagehttps://devzone.nordicsemi.com/f/nordic-q-a/39097/failed-to-select-j-link-with-usb-serial-number-messagewhen starting Debug this message &quot;Failed to select J-Link with USB serial number 158003279.&quot; I am using WIN 7 . s132_nrf52_5.1.0 nRF5_SDK_15.2.0 can you help?en-USTelligent Community 13Thu, 14 Apr 2022 13:27:28 GMTRE: Failed to select J-Link with USB serial number messagehttps://devzone.nordicsemi.com/thread/363279?ContentTypeID=1Thu, 14 Apr 2022 13:27:28 GMT137ad170-7792-4731-bb38-c0d22fbe4515:309f554f-0421-40fb-8a56-113dd2dbb216Embedded_Engineer<p>Thank you. You just saved me&nbsp;a lot of time.</p><div style="clear:both;"></div>RE: Failed to select J-Link with USB serial number messagehttps://devzone.nordicsemi.com/thread/151228?ContentTypeID=1Tue, 02 Oct 2018 12:31:24 GMT137ad170-7792-4731-bb38-c0d22fbe4515:a4d3178a-d4b4-42f6-b435-54f640bd0d97Vidar Berg<p>Hi,&nbsp;</p> <p>Are you using Segger Embedded studio? In that case, make sure host connection is set to &quot;USB&quot; without any serial number:</p> <p><img src="https://devzone.nordicsemi.com/resized-image/__size/320x240/__key/support-attachments/beef5d1b77644c448dabff31668f3a47-cd57ef02a09f4f869f50bcb73793b2d7/pastedimage1538483393914v1.png" alt=" " /></p> <p>Also,&nbsp;maybe it&#39;s a typo, but note that SDK v.15.2.0 is not compatible with s132 v5.x.x.&nbsp;</p><div style="clear:both;"></div>