https://devzone.nordicsemi.com/f/nordic-q-a/110788/segger-5-42a-build-error-for-nr52840-nrf5_sdk_17-1-0_ddde560-on-pca10056-ble_app_pwr_profiling-exampleI have not used Segger Embedded Studio before. I loaded the &quot;ble_app_pwr_profiling&quot;, and clicked on &quot;Build and Run&quot;. This is what the output shows: Building ‘ble_app_pwr_profiling_pca10056_s140’ from solution ‘ble_app_pwr_profiling_pca10056_s140en-USTelligent Community 13Thu, 02 May 2024 11:18:11 GMThttps://devzone.nordicsemi.com/thread/481507?ContentTypeID=1Thu, 02 May 2024 11:18:11 GMT137ad170-7792-4731-bb38-c0d22fbe4515:c9d9828d-7470-4de5-9908-ba43f62584d2ovrebekk<p>Hi Roger</p> <p>I can build it without any issue on my side. Slightly newer Segger version (v5.70), but that shouldn&#39;t make a difference.&nbsp;</p> <p>Could you try to delete the build folder and do a clean build?&nbsp;</p> <p>Best regards<br />Torbjørn</p><div style="clear:both;"></div>