On Thursday, 16 January 2014 17:04:21 UTC-5, Ruby-Forum.com User wrote: > > Hi, > > i'm developing a application using Rails 4. In my model I have a method > where i make a ping to a host on my network. I'm using 'net-ping' gem, > declared in gemFile, and Rails Server starts OK. > Well, when i use the gem, as in another apps on Ruby, I do: > > Net::Ping::External.new @name > > But i receive: > > Completed 500 Internal Server Error in 168ms > > NameError (uninitialized constant Net::Ping::External): > app/models/System.rb:169:in `checkSystem' > app/controllers/update_controller.rb:13:in `block in check_error' > app/controllers/update_controller.rb:12:in `check_error' > > Searching on the Web I have tested the following: > > require 'rubygems' > require 'net/ping' > > But now the error is: > > LoadError (cannot load such file -- net/ping): > app/models/System.rb:2:in `<top (required)>' > app/controllers/update_controller.rb:11:in `check_error' > > I don't know how to debug this... Any idea/help? > > Did you run 'bundle' after adding net-ping to the Gemfile? The error above indicates that it's not installed...
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