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Fixed Wordpress plugin install Could not create directory

 In this tutorial, How to Fixed wordpress plugin install could not create directory. I'm using Nginx, PHP 7.4 and WordPress on Ubuntu 21.04. 

After install and configure wordpress completed. I have update plugin and could not create directory. I installed into a wordpress directory in /var/www . Nginx does not have permissions to write to the wp-content directory.

Wordpress plugin SEO Error

Installing Plugin: SEO 17.0 Downloading install package from…

Unpacking the package…

Could not create directory.

How to do it Fixed

Step 1: Getting the connection information

Create new file whoami.php into /var/www/ directory. For example, the content as below

[email protected]:~# cat /var/www/
<?php echo(exec("whoami")); ?>
[email protected]:~#
Curl url or type domain in browser as below 

[email protected]:~# curl

[email protected]:~#

Step 2: Change owner of the wordpress directory to user in shown with whoami.php. Example my user is huupv

sudo chown -R huupv:www-data /var/www/
Note: Ubuntu use www-data user of Nginx server.

Step 3: Change permisstion for wordpress directory

sudo find /var/www/ -type d -exec chmod 0755 {} \;
sudo find /var/www/ -type f -exec chmod 0644 {} \;

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