It seems that you didn’t folllowed the installation guide as it’s written down. There is no need for a setup folder. Just make sure that your server / hosting matches the requirements and open yourdomain.com/setup
I have done following point
1.Download and copy all files to server.
2 .Created an empty database .
3.Upload the InvoicePlane files to myweb server,
here i have uploaded http://www.qtechqueueingsystem.com/qserver/ file
in htaccess i have changed