https://devzone.nordicsemi.com/f/nordic-q-a/127752/vl53l1x-with-nrf54l15Hello, I have some issues to do work a VL53L1X with NRF54L15 dev board. Here are my codes And here is the RTT console response : Someone can help me please? Thank you ! Best regardsen-USTelligent Community 13Fri, 10 Apr 2026 12:51:15 GMThttps://devzone.nordicsemi.com/thread/564789?ContentTypeID=1Fri, 10 Apr 2026 12:51:15 GMT137ad170-7792-4731-bb38-c0d22fbe4515:eb03215c-ebd8-41b1-ac2b-8b31550ae0c8Turbo J<p>Then your compiling or flashing procedure failed somehow.</p> <p>Those <code>z_impl_k_mutex</code> dbg messages require DBG (level 4) logs to be active.</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/564781?ContentTypeID=1Fri, 10 Apr 2026 12:13:45 GMT137ad170-7792-4731-bb38-c0d22fbe4515:6c17cd9a-4368-4490-ad4b-4b2e202388cejade08<p>Thank you for your answer!</p> <p>I changed it to 3 but nothing change. I have always the same errors in RTT console.</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/564777?ContentTypeID=1Fri, 10 Apr 2026 11:38:56 GMT137ad170-7792-4731-bb38-c0d22fbe4515:69d360cb-8768-4ded-9ef2-b8ddda14b327Turbo J<p>CONFIG_LOG_DEFAULT_LEVEL=4 quickly overwhelms even fast RTT debugger connections.</p> <p>I strongly recommend to use the module specific Log level overrides and to keep the default to at most level 3.</p><div style="clear:both;"></div>