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RaspberryPiでルビースクリップを実行したい。rvmを介してrubyをインストールしました。確かに、私は正しいバージョンを使用しています:

$ rvm current
ruby-1.9.3-p194

スクリプトを実行すると、次のようになります。

./test.rb 
/home/pi/.rvm/gems/ruby-1.9.3-p194/gems/selenium-webdriver-2.25.0/lib/selenium/webdriver/common/port_prober.rb:25:in `initialize': Address family not supported by protocol - socket(2) (Errno::EAFNOSUPPORT)
from /home/pi/.rvm/gems/ruby-1.9.3-p194/gems/selenium-webdriver-2.25.0/lib/selenium/webdriver/common/port_prober.rb:25:in `new'
from /home/pi/.rvm/gems/ruby-1.9.3-p194/gems/selenium-webdriver-2.25.0/lib/selenium/webdriver/common/port_prober.rb:25:in `block in free?'
from /home/pi/.rvm/gems/ruby-1.9.3-p194/gems/selenium-webdriver-2.25.0/lib/selenium/webdriver/common/port_prober.rb:23:in `each'
from /home/pi/.rvm/gems/ruby-1.9.3-p194/gems/selenium-webdriver-2.25.0/lib/selenium/webdriver/common/port_prober.rb:23:in `free?'
from /home/pi/.rvm/gems/ruby-1.9.3-p194/gems/selenium-webdriver-2.25.0/lib/selenium/webdriver/common/port_prober.rb:5:in `above'
from /home/pi/.rvm/gems/ruby-1.9.3-p194/gems/selenium-webdriver-2.25.0/lib/selenium/webdriver/chrome/service.rb:33:in `default_service'
from /home/pi/.rvm/gems/ruby-1.9.3-p194/gems/selenium-webdriver-2.25.0/lib/selenium/webdriver/chrome/bridge.rb:14:in `initialize'
from /home/pi/.rvm/gems/ruby-1.9.3-p194/gems/selenium-webdriver-2.25.0/lib/selenium/webdriver/common/driver.rb:37:in `new'
from /home/pi/.rvm/gems/ruby-1.9.3-p194/gems/selenium-webdriver-2.25.0/lib/selenium/webdriver/common/driver.rb:37:in `for'
from /home/pi/.rvm/gems/ruby-1.9.3-p194/gems/selenium-webdriver-2.25.0/lib/selenium/webdriver.rb:65:in `for'
from ./test.rb:82:in `block in <main>'
from ./test.rb:54:in `each'
from ./test.rb:54:in `<main>'

何かアイデア、何が問題なのですか?再起動しようとしましたが、問題は解決しません...

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