C:\dev\pik>pik list
There was an error.
Error: can't dup NilClass
in: pathname.rb:205:in `dup'
in: pathname.rb:205:in `initialize'
in: pik/commands/add_command.rb:17:in `new'
in: pik/commands/add_command.rb:17:in `add'
in: pik/commands/add_command.rb:13:in `execute'
in: pik_runner:27