Magento 2 : Less variable issue
If you get variable issue when running grunt exec:themename or when deploying theme using php bin/magento setup:static-content:deploy First delete var/* Then run following commands php bin/magento setup:upgrade php bin/magento setup:static-content:deploy If doesn't solve your problem check your parent theme name in your theme.xml. If it is not luma then change back to luma and run following commands again. php bin/magento setup:upgrade php bin/magento setup:static-content:deploy