Bitnami/Wordpress Multisite Subdirectory: Redirect Loop

Try this:

delete your .htaccess file.

Then edit /opt/bitnami/apps/wordpress/conf/wordpress.conf and replace all content with this:

<IfVersion < 2.3 >  NameVirtualHost *:80</IfVersion><VirtualHost *:80> ServerAdmin mail@example.com DocumentRoot "/opt/bitnami/apps/wordpress/htdocs" <Directory "/opt/bitnami/apps/wordpress/htdocs">   Options +MultiViews +FollowSymLinks   AllowOverride None   <IfVersion < 2.3 >   Order allow,deny   Allow from all   </IfVersion>   <IfVersion >= 2.3>   Require all granted   </IfVersion>  # BEGIN WordPress  RewriteEngine On  RewriteBase /  RewriteRule ^index\.php$ - [L]  # uploaded files  RewriteRule ^([_0-9a-zA-Z-]+/)?files/(.+) wp-includes/ms-files.php?file=$2 [L]  # add a trailing slash to /wp-admin  RewriteRule ^([_0-9a-zA-Z-]+/)?wp-admin$ $1wp-admin/ [R=301,L]  RewriteCond %{REQUEST_FILENAME} -f [OR]  RewriteCond %{REQUEST_FILENAME} -d  RewriteRule ^ - [L]  RewriteRule  ^[_0-9a-zA-Z-]+/(wp-(content|admin|includes).*) $1 [L]  RewriteRule  ^[_0-9a-zA-Z-]+/(.*\.php)$ $1 [L]  RewriteRule . index.php [L]  # END WordPress </Directory></VirtualHost>

Then restart apache using this command:

sudo /opt/bitnami/ctlscript.sh restart