I have following error in apache2 error log

Symbolic link not allowed or link target not accessible: /var/www/magento2/pub/static/frontend/Smartwave/porto_child/en_GB/fonts/opensans/regular/opensans-400.woff, referer: /magento2/pub/static/frontend/Smartwave/porto_child/en_GB/css/styles-m.css

Suggest some solution.