ERROR: undefined method `cheffish' for nil:NilClass

[jfrux]

I'm new to chef, this is what I get when I follow the instructions in the README.md
Any tips?

==> selenium-grid: [2015-08-05T19:07:39+00:00] INFO: Start handlers complete.
==> selenium-grid:
==> selenium-grid: Running handlers:
==> selenium-grid: [2015-08-05T19:07:39+00:00] ERROR: Running exception handlers
==> selenium-grid: Running handlers complete
==> selenium-grid:
==> selenium-grid: [2015-08-05T19:07:39+00:00] ERROR: Exception handlers complete
==> selenium-grid: Chef Client failed. 0 resources updated in 1.219947199 seconds
==> selenium-grid: [2015-08-05T19:07:40+00:00] ERROR: undefined method `cheffish' for nil:NilClass
==> selenium-grid: [2015-08-05T19:07:40+00:00] FATAL: Chef::Exceptions::ChildConvergeError: Chef run process exited unsuccessfully (exit code 1)
Chef never successfully completed! Any errors should be visible in the
output above. Please fix your recipes so that they properly complete.