chmod 777
using FTP, or if this is a linux system and you have shell access, better try using chown -R www-data:www-data /home/qhqh1156/public_html
, replacing www-data with the actual username running the server process if necessary.There doesn't seem to be a configuration file. This is necessary for the application to work.
This setup page will help you create that file. But in some server configurations this might not work. In that case you might need to adjust the folder permissions, or create the config file manually.