After upgrading to Firefox 36.0 I get this:
>>> from selenium import webdriver
>>> from selenium.webdriver.firefox.firefox_binary import FirefoxBinary
>>> binary = FirefoxBinary("/usr/bin/firefox")
>>> driver = webdriver.Firefox(firefox_binary=binary)
Traceback (most recent call last):
File "<pyshell#3>", line 1, in <module>
driver = webdriver.Firefox(firefox_binary=binary)
File "/usr/lib/python2.7/site-packages/selenium/webdriver/firefox/webdriver.py", line 59, in __init__
self.binary, timeout),
File "/usr/lib/python2.7/site-packages/selenium/webdriver/firefox/extension_connection.py", line 47, in __init__
self.binary.launch_browser(self.profile)
File "/usr/lib/python2.7/site-packages/selenium/webdriver/firefox/firefox_binary.py", line 66, in launch_browser
self._wait_until_connectable()
File "/usr/lib/python2.7/site-packages/selenium/webdriver/firefox/firefox_binary.py", line 105, in _wait_until_connectable
raise WebDriverException("Can't load the profile. Profile "
WebDriverException: Message: Can't load the profile. Profile Dir: %s If you specified a log_file in the FirefoxBinary constructor, check it for details.
NOTE: Using Python and linux.
Firefox windows opens but nothing more.