org.openqa.selenium.StaleElementReferenceException: stale element reference: element is not attached to the page document
  (Session info: chrome=43.0.2357.130)
  (Driver info: chromedriver=2.14.313457 (3d645c400edf2e2c500566c9aa096063e707c9cf),platform=Linux 3.13.0-45-generic x86_64) (WARNING: The server did not provide any stacktrace information)
Command duration or timeout: 46 milliseconds
For documentation on this error, please visit: http://seleniumhq.org/exceptions/stale_element_reference.html
Build info: version: '2.37.0', revision: 'a7c61cbd68657e133ae96672cf995890bad2ee42', time: '2013-10-18 09:51:02'
System info: host: 'gw107', ip: '149.165.228.105', os.name: 'Linux', os.arch: 'amd64', os.version: '3.13.0-45-generic', java.version: '1.7.0_79'
Session ID: 184302cc44d6656b156d5b9e1b92e4c8
(13 more lines...)

org.openqa.selenium.remote.UnreachableBrowserException: Could not start a new session. Possible causes are invalid address of the remote server or browser start-up failure.
Build info: version: '2.37.0', revision: 'a7c61cbd68657e133ae96672cf995890bad2ee42', time: '2013-10-18 09:51:02'
System info: host: 'gw107', ip: '149.165.228.105', os.name: 'Linux', os.arch: 'amd64', os.version: '3.13.0-45-generic', java.version: '1.7.0_79'
Driver info: driver.version: ChromeDriver
	at org.openqa.selenium.remote.RemoteWebDriver.execute(RemoteWebDriver.java:548)
	at org.openqa.selenium.remote.RemoteWebDriver.startSession(RemoteWebDriver.java:216)
	at org.openqa.selenium.remote.RemoteWebDriver.<init>(RemoteWebDriver.java:111)
	at org.openqa.selenium.remote.RemoteWebDriver.<init>(RemoteWebDriver.java:115)
(100 more lines...)