Error when bench init frappe-bench && cd frappe-bench

Hi guys

I am facing a problem when trying to run the command below , I have installed all the prerequisites on Ubuntu server 18.10

“bench init frappe-bench && cd frappe-bench”

Below are the trace i got when trying to run it, Can some body help with it ?

frappe@superman:~$ bench init frappe-bench && cd frappe-bench
Traceback (most recent call last):
8: from /usr/bin/bench:6:in <main>' 7: from /var/lib/gems/2.5.0/gems/bundler-2.0.2/lib/bundler.rb:101:in setup’
6: from /var/lib/gems/2.5.0/gems/bundler-2.0.2/lib/bundler.rb:134:in definition' 5: from /var/lib/gems/2.5.0/gems/bundler-2.0.2/lib/bundler.rb:66:in configure’
4: from /var/lib/gems/2.5.0/gems/bundler-2.0.2/lib/bundler.rb:535:in configure_gem_home_and_path' 3: from /var/lib/gems/2.5.0/gems/bundler-2.0.2/lib/bundler.rb:554:in configure_gem_home’
2: from /var/lib/gems/2.5.0/gems/bundler-2.0.2/lib/bundler.rb:80:in bundle_path' 1: from /var/lib/gems/2.5.0/gems/bundler-2.0.2/lib/bundler.rb:233:in root’
/var/lib/gems/2.5.0/gems/bundler-2.0.2/lib/bundler.rb:237:in `rescue in root’: Could not locate Gemfile or .bundle/ directory (Bundler::GemfileNotFound)

Any update for same ?