https://devzone.nordicsemi.com/f/nordic-q-a/97430/samplesi&#39;d like to burn the program for the sample of matter name light_bulb. and When I build with the following command， It reported an error and then I went to the site https://developer.nordicsemi.com/nRF_Connect_SDK/doc/2.3.0/nrf/samples/matteren-USTelligent Community 13Wed, 08 Mar 2023 09:59:16 GMThttps://devzone.nordicsemi.com/thread/414065?ContentTypeID=1Wed, 08 Mar 2023 09:59:16 GMT137ad170-7792-4731-bb38-c0d22fbe4515:2c58d8d5-67d3-4a96-9205-f615495922b3ChuckRui<p>thx!</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/414059?ContentTypeID=1Wed, 08 Mar 2023 09:54:08 GMT137ad170-7792-4731-bb38-c0d22fbe4515:43b45725-5b90-4245-908c-863ffb8dfadcCharlie<p>Hi,</p> <p>1) Did you start the cmd terminal from the toolchain manager interface?</p> <p><img style="max-height:240px;max-width:320px;" src="https://devzone.nordicsemi.com/resized-image/__size/640x480/__key/communityserver-discussions-components-files/4/pastedimage1678269085913v2.png" alt=" " /></p> <p>I have no problem running &quot;west build -b nrf5340dk_nrf5340_cpuapp -d build_nrf5340d_build -p&quot; to build the firmware.</p> <p>2) The build target should be one of the following, please try with &quot;<span>west build -b nrf5340dk_nrf5340_cpuapp -d build_nrf5340dk_nrf5340 -- -DCONF_FILE=prj_release.conf</span>&quot;</p> <p><img style="max-height:240px;max-width:320px;" src="https://devzone.nordicsemi.com/resized-image/__size/640x480/__key/communityserver-discussions-components-files/4/pastedimage1678268621683v1.png" alt=" " /></p> <p>Best regards,</p> <p>Charlie</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/413979?ContentTypeID=1Wed, 08 Mar 2023 01:27:13 GMT137ad170-7792-4731-bb38-c0d22fbe4515:22d754ce-2410-4fc9-8fd2-d30acd8ba71bChuckRui<pre><span class="n">i try to this command also error<br />&ldquo;west build -b nrf5340dk_nrf5340 -d build_nrf5340dk_nrf5340 -- -DCONF_FILE=prj_release.conf&rdquo;<br /><br /></span><span class="n"><img style="max-height:240px;max-width:320px;" src="https://devzone.nordicsemi.com/resized-image/__size/640x480/__key/communityserver-discussions-components-files/4/pastedimage1678238813108v3.png" alt=" " /><br /></span></pre><div style="clear:both;"></div>