https://devzone.nordicsemi.com/f/nordic-q-a/7085/uv-5-12-cmsis-pathHi All I am aware that there are some changes to UV5.12 to do with Device Pack location etc. I have currently updated my project from the .uvproj to .uvprojx extention, however when compiling, the complier is still looking for the old location ofen-USTelligent Community 13Mon, 18 May 2015 13:00:56 GMThttps://devzone.nordicsemi.com/thread/25036?ContentTypeID=1Mon, 18 May 2015 13:00:56 GMT137ad170-7792-4731-bb38-c0d22fbe4515:ec24f1cb-c573-4e6a-8470-0bd7fb796da0Hung Bui<p>@Dom: Have you installed <a href="http://www2.keil.com/mdk5/legacy/">Keil&#39;s legacy support</a> for uVision ? You can try to follow <a href="https://devzone.nordicsemi.com/blogs/671/how-to-use-the-latest-keil-5-for-keil-4-projects-u/">this guide</a> by Stefan.</p><div style="clear:both;"></div>