Sass Compiling Error

/home2/navgloba/public_html/wp-content/themes/navglobal/home2/navgloba/public_html/wp-content/plugins/wp-scss/cache/
"File Permission Error, permission denied. Please make the cache directory writable."

https://nav-global.com/product-sitemap.xml 2021-03-13T17:52:35+00:00 https://nav-global.com/products-sitemap.xml 2020-09-19T10:28:34+00:00 https://nav-global.com/product_cat-sitemap.xml 2020-09-19T10:28:34+00:00