standard_index.html is not in DirectoryIndex list

short description

Received a 403:Forbidden when new sites are added

correct behaviour

standard_index.html should be shown

environment

Server OS: Fresh install of debian Server OS version: buster ISPConfig version: 3.2.3

proposed fix

Append standard_index.html to DirectoryIndex in /etc/apache2/mods-available/dir.conf

DirectoryIndex index.html index.cgi index.pl index.php index.xhtml index.htm standard_index.html  

log entries

AH01276: Cannot serve directory /var/www/clients/client1/web1/web/: No matching DirectoryIndex (index.html,index.cgi,index.pl,index.php,index.xhtml,index.htm) found, and server-generated directory index forbidden by Options directive