Installing error

I am getting this error

weber@weber-desktop:~/Desktop/websocerp$ sudo bash setup_frappe.sh --setup-production
[sudo] password for weber:
Installing for Ubuntu trusty x86
In case you encounter an error, you can post on https://discuss.frappe.io

Installing packages for Ubuntu. This might take time…
Installing wkhtmltopdf
Adding frappe user
fatal: destination path ‘bench-repo’ already exists and is not an empty directory.

The error message is quite clear!

ya exactly it is clear

Can you try on a clean instance?