You shouldn't comment out those mailman lines. You'll need these ScriptAlias lines and the Directory settings to allow CGI execution.
This is all I have:
Code:
<VirtualHost *:80>
ServerAdmin webmaster@domain.com
DocumentRoot /usr/local/www/apache22/data
ServerName mailman.domain.com
ServerAlias lists.domain.com
ScriptAlias /mailman/ "/usr/local/mailman/cgi-bin/"
Alias /pipermail "/usr/local/mailman/archives/public"
CustomLog /var/log/mailman.domain.com/httpd-access.log combined
<Directory /usr/local/mailman/cgi-bin>
Order Allow,Deny
Allow from all
Options ExecCGI
</Directory>
</VirtualHost>