I installed grunt and run command grunt exec:my theme but it shows me
[Magento\Framework\Exception\FileSystemException]
Cannot create a symlink for "C:/xampp/htdocs/packt/vendor/magento/theme-frontend-blank/web/css/source/_reset.l ess" and place it to "C:/xampp/htdocs/packt/pub/static/frontend/gog/gogparent/en_US/css/source/_reset.less" Wa rning!symlink(): Cannot create symlink, error code(1314)
( gog is my custom theme ) I checked di.xml in app/etc folder and in virtualTypename="developerMaterialization" section ,content is
Magento\Framework\App\View\Asset\MaterializationStrategy\Copy
then I clean cache and Delete the files under pub/static,but error still showing when I run command.what can I do with this problem?