Broke my nrfjprog install (arm macOS)https://devzone.nordicsemi.com/f/nordic-q-a/72275/broke-my-nrfjprog-install-arm-macosI had my environment running fine with (IIRC) SDK 1.4.x and Segger J-Link v688. I thought &quot;it might help&quot; to upgrade to the latest SDK. I have the new SDK built and apparently running, but something has gone astray with installing upgrades to nrfjprogen-USTelligent Community 13Wed, 03 Mar 2021 02:16:17 GMTRE: Broke my nrfjprog install (arm macOS)https://devzone.nordicsemi.com/thread/297337?ContentTypeID=1Wed, 03 Mar 2021 02:16:17 GMT137ad170-7792-4731-bb38-c0d22fbe4515:284487ca-c405-4570-9ad8-097c8752d49brantydave<p>Hang on. Segger is compiled for arm:</p> <p><pre class="ui-code" data-mode="text">davep@Davids-MacBook-Pro ~ % file /Applications/SEGGER/JLink/libjlinkarm.6.94.4.dylib /Applications/SEGGER/JLink/libjlinkarm.6.94.4.dylib: Mach-O 64-bit dynamically linked shared library arm64</pre></p> <p>I&#39;ve installed nrfjprog from&nbsp;<a href="https://www.nordicsemi.com/Software-and-tools/Development-Tools/nRF-Command-Line-Tools/Download#infotabs">https://www.nordicsemi.com/Software-and-tools/Development-Tools/nRF-Command-Line-Tools/Download</a>&nbsp;and the jlink x86 package that came with it and I&#39;m back in action. OK! Problem solved!</p><div style="clear:both;"></div>