The requested URL wordpress was not found on this server 404 error

The requested URL wordpress was not found on this server 404 Not Found

During the wordpress CMS installation process if you are facing such issue like 'The requested URL wordpress was not found on this server 404 error' so this post may help you to resolve the problem as it was tested before posting here. 

when you change wordpress permalinks settings through "setting" then "Permalinks" options like "Post name" "Custom Structure" then click Save Changes. 

after this it will show "If your .htaccess file was writable, we could do this automatically, but it isn’t so these are the mod_rewrite rules you should have in your .htaccess file. Click in the field and press CTRL + a to select all."

If in any case its not automatically writing/generating new .htaccess file then copy this content and paste in your .htaccess file. 

# gedit .htaccess

<IfModule mod_rewrite.c>

RewriteEngine On

RewriteBase /wordpress/

RewriteRule ^index\.php$ - [L]

RewriteCond %{REQUEST_FILENAME} !-f

RewriteCond %{REQUEST_FILENAME} !-d

RewriteRule . /wordpress/index.php [L]

</IfModule>

 

after this steps now try to edit your existing post page and save and refresh your page click on "View Post" 

Make your your .htaccess file has 755 permission. Here now with the above steps 'The requested URL wordpress was not found on this server 404 error' problem has resolved.