bezlishke@kali
:~/Downloads$ msfrpcd -U msf -P test -f -S
Could not find i18n-0.7.0 in any of the sources
Run `bundle install` to install missing gems.
bezlishke@kali
:~/Downloads$ bundle install
Could not locate Gemfile or .bundle/ directory
bezlishke@kali:
~/Downloads$ sudo gem install i18n
Successfully installed i18n-0.7.0
Parsing documentation for i18n-0.7.0
Done installing documentation for i18n after 0 seconds
1 gem installed
bezlishke@kali
:~/Downloads$ msfrpcd -U msf -P test -f -S
Could not find i18n-0.7.0 in any of the sources
Run `bundle install` to install missing gems.