https://devzone.nordicsemi.com/f/nordic-q-a/107947/build-ncs-v2-5-1-with-pre-built-openthread-libraries-failsTrying to build a project with NCS v2.5.1 (installed via Nordic Toolchain Manager) and pre built libraries using CONFIG_OPENTHREAD_LIBRARY=y results in following CMake Error: CMake Error at /nrfxlib/openthread/CMakeLists.txt:74 (message): This platformen-USTelligent Community 13Wed, 31 Jan 2024 13:03:34 GMThttps://devzone.nordicsemi.com/thread/466938?ContentTypeID=1Wed, 31 Jan 2024 13:03:34 GMT137ad170-7792-4731-bb38-c0d22fbe4515:4053731e-620c-4f55-9cc5-83e55c4829eeArmin<p>The reason for this issue was that the configuration of the feature set was missing. After adding CONFIG_OPENTHREAD_NORDIC_LIBRARY_MASTER the error no longer occurs.</p> <p>The Case can be closed.</p><div style="clear:both;"></div>