https://devzone.nordicsemi.com/f/nordic-q-a/127440/sdk-intermediate-course---lesson7---exercise-1hi, i&#39;m learning this exercise and i got this build error. i&#39;m using nrf 9160dk so can anyone tell me what problem am i facing in build time error. thanks viveken-USTelligent Community 13Mon, 16 Mar 2026 17:07:08 GMThttps://devzone.nordicsemi.com/thread/563366?ContentTypeID=1Mon, 16 Mar 2026 17:07:08 GMT137ad170-7792-4731-bb38-c0d22fbe4515:54092f69-368f-47c5-939e-8434331cdf72Vivek01<p>hi,</p> <p>i changed it and it works thanks<br /><br /></p> <p>vivek</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/563329?ContentTypeID=1Mon, 16 Mar 2026 12:26:59 GMT137ad170-7792-4731-bb38-c0d22fbe4515:f7d13dcb-1fc3-40f1-8b82-54cd7608c044Hung Bui<p>Hi Vivek,&nbsp;<br />Could you try to change this folder c3_nrf_connect_sdk_intermediate to something shorter ? for example simply change it to c3 or c3x for example.&nbsp;<br />The issue here is that when building the driver it creates a very long folder path and it exceeded the maximum 250 bytes. (Please see the first screenshot you showed).&nbsp;</p> <p>Let us know if this change doesn&#39;t help.&nbsp;</p><div style="clear:both;"></div>