Allow requests to resources outside the wordpress folder

Have you considered to create a symlink from your document root (wordpress) directory to the directories in upper levels? You’ll need to uncheck the “Restrict the ability to follow symbolic links” checkbox in Plesk Hosting & DNS > Apache & Nginx Settings for that to work.

Hata!: SQLSTATE[HY000] [1045] Access denied for user 'divattrend_liink'@'localhost' (using password: YES)