I am getting this error trace.

Exception `ChildProcess::Error' at 
C:/Ruby200/lib/ruby/gems/2.0.0/gems/childprocess-0.5.9/lib/childprocess/windows/lib.rb:385
 
- The parameter is incorrect. (87)
Exception `ChildProcess::Error' at 
C:/Ruby200/lib/ruby/gems/2.0.0/gems/childprocess-0.5.9/lib/childprocess/windows/lib.rb:385
 
- The parameter is incorrect. (87)
Exception `Errno::EINPROGRESS' at 
C:/Ruby200/lib/ruby/gems/2.0.0/gems/selenium-webdriver-3.0.1/lib/selenium/webdriver/common/socket_poller.rb:81
 
- A blocking operation is currently executing. -
 connect(2) would block
1481826172021   geckodriver     INFO    Listening on 127.0.0.1:4444
Exception `Errno::ECONNREFUSED' at 
C:/Ruby200/lib/ruby/gems/2.0.0/gems/selenium-webdriver-3.0.1/lib/selenium/webdriver/common/socket_poller.rb:84
 
- No connection could be made because the targe
t machine actively refused it.
["127.0.0.1", 4444]
Exception `Errno::EINPROGRESS' at 
C:/Ruby200/lib/ruby/gems/2.0.0/gems/selenium-webdriver-3.0.1/lib/selenium/webdriver/common/socket_poller.rb:81
 
- A blocking operation is currently executing. -
 connect(2) would block
Exception `Errno::EISCONN' at 
C:/Ruby200/lib/ruby/gems/2.0.0/gems/selenium-webdriver-3.0.1/lib/selenium/webdriver/common/socket_poller.rb:81
 
- A connect request was made on an already connected
 socket. - connect(2)
Exception `Errno::EWOULDBLOCK' at 
C:/Ruby200/lib/ruby/2.0.0/net/protocol.rb:153 - A non-blocking socket 
operation could not be completed immediately. - read would block
Exception `EOFError' at C:/Ruby200/lib/ruby/2.0.0/net/protocol.rb:153 - end 
of file reached
Exception `ArgumentError' at 
C:/Ruby200/lib/ruby/2.0.0/net/http/generic_request.rb:27 - HTTP request 
path is empty
#<ChildProcess::Windows::Process:0x22a12e8 
@args=["C:/Naveen/softwares/geckodriver/geckodriver.exe", 
"--binary=C:/Users/nnalam/AppData/Local/Mozilla Firefox/firefox.exe", 
"--port=4444"], @start
ed=true, @exit_code=nil, @io=#<ChildProcess::Windows::IO:0x22a1210 
@stdout=#<IO:<STDOUT>>, @stderr=#<IO:<STDERR>>>, @cwd=nil, @detach=false, 
@duplex=false, @leader=false, @environment={}, @pid=
8428, @handle=#<ChildProcess::Windows::Handle:0x22ab998 @pid=8428, 
@pointer=#<FFI::Pointer address=0x000220>, @closed=false>> : 
[{:exited?=>false, :code=>259}]
Exception `Errno::EWOULDBLOCK' at 
C:/Ruby200/lib/ruby/2.0.0/net/protocol.rb:153 - A non-blocking socket 
operation could not be completed immediately. - read would block
#<ChildProcess::Windows::Process:0x22a12e8 
@args=["C:/Naveen/softwares/geckodriver/geckodriver.exe", 
"--binary=C:/Users/nnalam/AppData/Local/Mozilla Firefox/firefox.exe", 
"--port=4444"], @start
ed=true, @exit_code=nil, @io=#<ChildProcess::Windows::IO:0x22a1210 
@stdout=#<IO:<STDOUT>>, @stderr=#<IO:<STDERR>>>, @cwd=nil, @detach=false, 
@duplex=false, @leader=false, @environment={}, @pid=
8428, @handle=#<ChildProcess::Windows::Handle:0x22ab998 @pid=8428, 
@pointer=#<FFI::Pointer address=0x000220>, @closed=false>> : ["polling 20 
seconds for exit"]
#<ChildProcess::Windows::Process:0x22a12e8 
@args=["C:/Naveen/softwares/geckodriver/geckodriver.exe", 
"--binary=C:/Users/nnalam/AppData/Local/Mozilla Firefox/firefox.exe", 
"--port=4444"], @start
ed=true, @exit_code=nil, @io=#<ChildProcess::Windows::IO:0x22a1210 
@stdout=#<IO:<STDOUT>>, @stderr=#<IO:<STDERR>>>, @cwd=nil, @detach=false, 
@duplex=false, @leader=false, @environment={}, @pid=
8428, @handle=#<ChildProcess::Windows::Handle:0x22ab998 @pid=8428, 
@pointer=#<FFI::Pointer address=0x000220>, @closed=false>> : 
[{:exited?=>false, :code=>259}]
#<ChildProcess::Windows::Process:0x22a12e8 
@args=["C:/Naveen/softwares/geckodriver/geckodriver.exe", 
"--binary=C:/Users/nnalam/AppData/Local/Mozilla Firefox/firefox.exe", 
"--port=4444"], @start
ed=true, @exit_code=nil, @io=#<ChildProcess::Windows::IO:0x22a1210 
@stdout=#<IO:<STDOUT>>, @stderr=#<IO:<STDERR>>>, @cwd=nil, @detach=false, 
@duplex=false, @leader=false, @environment={}, @pid=
8428, @handle=#<ChildProcess::Windows::Handle:0x22ab998 @pid=8428, 
@pointer=#<FFI::Pointer address=0x000220>, @closed=false>> : 
[{:exited?=>false, :code=>259}]
#<ChildProcess::Windows::Process:0x22a12e8 
@args=["C:/Naveen/softwares/geckodriver/geckodriver.exe", 
"--binary=C:/Users/nnalam/AppData/Local/Mozilla Firefox/firefox.exe", 
"--port=4444"], @start
ed=true, @exit_code=nil, @io=#<ChildProcess::Windows::IO:0x22a1210 
@stdout=#<IO:<STDOUT>>, @stderr=#<IO:<STDERR>>>, @cwd=nil, @detach=false, 
@duplex=false, @leader=false, @environment={}, @pid=
8428, @handle=#<ChildProcess::Windows::Handle:0x22ab998 @pid=8428, 
@pointer=#<FFI::Pointer address=0x000220>, @closed=false>> : 
[{:exited?=>false, :code=>259}]
#<ChildProcess::Windows::Process:0x22a12e8 
@args=["C:/Naveen/softwares/geckodriver/geckodriver.exe", 
"--binary=C:/Users/nnalam/AppData/Local/Mozilla Firefox/firefox.exe", 
"--port=4444"], @start
ed=true, @exit_code=nil, @io=#<ChildProcess::Windows::IO:0x22a1210 
@stdout=#<IO:<STDOUT>>, @stderr=#<IO:<STDERR>>>, @cwd=nil, @detach=false, 
@duplex=false, @leader=false, @environment={}, @pid=
8428, @handle=#<ChildProcess::Windows::Handle:0x22ab998 @pid=8428, 
@pointer=#<FFI::Pointer address=0x000220>, @closed=false>> : 
[{:exited?=>false, :code=>259}]
#<ChildProcess::Windows::Process:0x22a12e8 
@args=["C:/Naveen/softwares/geckodriver/geckodriver.exe", 
"--binary=C:/Users/nnalam/AppData/Local/Mozilla Firefox/firefox.exe", 
"--port=4444"], @start
ed=true, @exit_code=nil, @io=#<ChildProcess::Windows::IO:0x22a1210 
@stdout=#<IO:<STDOUT>>, @stderr=#<IO:<STDERR>>>, @cwd=nil, @detach=false, 
@duplex=false, @leader=false, @environment={}, @pid=
8428, @handle=#<ChildProcess::Windows::Handle:0x22ab998 @pid=8428, 
@pointer=#<FFI::Pointer address=0x000220>, @closed=false>> : 
[{:exited?=>false, :code=>259}]
#<ChildProcess::Windows::Process:0x22a12e8 
@args=["C:/Naveen/softwares/geckodriver/geckodriver.exe", 
"--binary=C:/Users/nnalam/AppData/Local/Mozilla Firefox/firefox.exe", 
"--port=4444"], @start
ed=true, @exit_code=nil, @io=#<ChildProcess::Windows::IO:0x22a1210 
@stdout=#<IO:<STDOUT>>, @stderr=#<IO:<STDERR>>>, @cwd=nil, @detach=false, 
@duplex=false, @leader=false, @environment={}, @pid=
8428, @handle=#<ChildProcess::Windows::Handle:0x22ab998 @pid=8428, 
@pointer=#<FFI::Pointer address=0x000220>, @closed=false>> : 
[{:exited?=>false, :code=>259}]
#<ChildProcess::Windows::Process:0x22a12e8 
@args=["C:/Naveen/softwares/geckodriver/geckodriver.exe", 
"--binary=C:/Users/nnalam/AppData/Local/Mozilla Firefox/firefox.exe", 
"--port=4444"], @start
ed=true, @exit_code=nil, @io=#<ChildProcess::Windows::IO:0x22a1210 
@stdout=#<IO:<STDOUT>>, @stderr=#<IO:<STDERR>>>, @cwd=nil, @detach=false, 
@duplex=false, @leader=false, @environment={}, @pid=
8428, @handle=#<ChildProcess::Windows::Handle:0x22ab998 @pid=8428, 
@pointer=#<FFI::Pointer address=0x000220>, @closed=false>> : 
[{:exited?=>false, :code=>259}]
#<ChildProcess::Windows::Process:0x22a12e8 
@args=["C:/Naveen/softwares/geckodriver/geckodriver.exe", 
"--binary=C:/Users/nnalam/AppData/Local/Mozilla Firefox/firefox.exe", 
"--port=4444"], @start
ed=true, @exit_code=nil, @io=#<ChildProcess::Windows::IO:0x22a1210 
@stdout=#<IO:<STDOUT>>, @stderr=#<IO:<STDERR>>>, @cwd=nil, @detach=false, 
@duplex=false, @leader=false, @environment={}, @pid=
8428, @handle=#<ChildProcess::Windows::Handle:0x22ab998 @pid=8428, 
@pointer=#<FFI::Pointer address=0x000220>, @closed=false>> : 
[{:exited?=>false, :code=>259}]
#<ChildProcess::Windows::Process:0x22a12e8 
@args=["C:/Naveen/softwares/geckodriver/geckodriver.exe", 
"--binary=C:/Users/nnalam/AppData/Local/Mozilla Firefox/firefox.exe", 
"--port=4444"], @start
ed=true, @exit_code=nil, @io=#<ChildProcess::Windows::IO:0x22a1210 
@stdout=#<IO:<STDOUT>>, @stderr=#<IO:<STDERR>>>, @cwd=nil, @detach=false, 
@duplex=false, @leader=false, @environment={}, @pid=
8428, @handle=#<ChildProcess::Windows::Handle:0x22ab998 @pid=8428, 
@pointer=#<FFI::Pointer address=0x000220>, @closed=false>> : 
[{:exited?=>false, :code=>259}]
#<ChildProcess::Windows::Process:0x22a12e8 
@args=["C:/Naveen/softwares/geckodriver/geckodriver.exe", 
"--binary=C:/Users/nnalam/AppData/Local/Mozilla Firefox/firefox.exe", 
"--port=4444"], @start
ed=true, @exit_code=nil, @io=#<ChildProcess::Windows::IO:0x22a1210 
@stdout=#<IO:<STDOUT>>, @stderr=#<IO:<STDERR>>>, @cwd=nil, @detach=false, 
@duplex=false, @leader=false, @environment={}, @pid=
8428, @handle=#<ChildProcess::Windows::Handle:0x22ab998 @pid=8428, 
@pointer=#<FFI::Pointer address=0x000220>, @closed=false>> : 
[{:exited?=>false, :code=>259}]
#<ChildProcess::Windows::Process:0x22a12e8 
@args=["C:/Naveen/softwares/geckodriver/geckodriver.exe", 
"--binary=C:/Users/nnalam/AppData/Local/Mozilla Firefox/firefox.exe", 
"--port=4444"], @start
ed=true, @exit_code=nil, @io=#<ChildProcess::Windows::IO:0x22a1210 
@stdout=#<IO:<STDOUT>>, @stderr=#<IO:<STDERR>>>, @cwd=nil, @detach=false, 
@duplex=false, @leader=false, @environment={}, @pid=
8428, @handle=#<ChildProcess::Windows::Handle:0x22ab998 @pid=8428, 
@pointer=#<FFI::Pointer address=0x000220>, @closed=false>> : 
[{:exited?=>false, :code=>259}]
#<ChildProcess::Windows::Process:0x22a12e8 
@args=["C:/Naveen/softwares/geckodriver/geckodriver.exe", 
"--binary=C:/Users/nnalam/AppData/Local/Mozilla Firefox/firefox.exe", 
"--port=4444"], @start
ed=true, @exit_code=nil, @io=#<ChildProcess::Windows::IO:0x22a1210 
@stdout=#<IO:<STDOUT>>, @stderr=#<IO:<STDERR>>>, @cwd=nil, @detach=false, 
@duplex=false, @leader=false, @environment={}, @pid=
8428, @handle=#<ChildProcess::Windows::Handle:0x22ab998 @pid=8428, 
@pointer=#<FFI::Pointer address=0x000220>, @closed=false>> : 
[{:exited?=>false, :code=>259}]
#<ChildProcess::Windows::Process:0x22a12e8 
@args=["C:/Naveen/softwares/geckodriver/geckodriver.exe", 
"--binary=C:/Users/nnalam/AppData/Local/Mozilla Firefox/firefox.exe", 
"--port=4444"], @start
ed=true, @exit_code=nil, @io=#<ChildProcess::Windows::IO:0x22a1210 
@stdout=#<IO:<STDOUT>>, @stderr=#<IO:<STDERR>>>, @cwd=nil, @detach=false, 
@duplex=false, @leader=false, @environment={}, @pid=
8428, @handle=#<ChildProcess::Windows::Handle:0x22ab998 @pid=8428, 
@pointer=#<FFI::Pointer address=0x000220>, @closed=false>> : 
[{:exited?=>false, :code=>259}]
#<ChildProcess::Windows::Process:0x22a12e8 
@args=["C:/Naveen/softwares/geckodriver/geckodriver.exe", 
"--binary=C:/Users/nnalam/AppData/Local/Mozilla Firefox/firefox.exe", 
"--port=4444"], @start
ed=true, @exit_code=nil, @io=#<ChildProcess::Windows::IO:0x22a1210 
@stdout=#<IO:<STDOUT>>, @stderr=#<IO:<STDERR>>>, @cwd=nil, @detach=false, 
@duplex=false, @leader=false, @environment={}, @pid=
8428, @handle=#<ChildProcess::Windows::Handle:0x22ab998 @pid=8428, 
@pointer=#<FFI::Pointer address=0x000220>, @closed=false>> : 
[{:exited?=>false, :code=>259}]
#<ChildProcess::Windows::Process:0x22a12e8 
@args=["C:/Naveen/softwares/geckodriver/geckodriver.exe", 
"--binary=C:/Users/nnalam/AppData/Local/Mozilla Firefox/firefox.exe", 
"--port=4444"], @start
ed=true, @exit_code=nil, @io=#<ChildProcess::Windows::IO:0x22a1210 
@stdout=#<IO:<STDOUT>>, @stderr=#<IO:<STDERR>>>, @cwd=nil, @detach=false, 
@duplex=false, @leader=false, @environment={}, @pid=
8428, @handle=#<ChildProcess::Windows::Handle:0x22ab998 @pid=8428, 
@pointer=#<FFI::Pointer address=0x000220>, @closed=false>> : 
[{:exited?=>false, :code=>259}]
#<ChildProcess::Windows::Process:0x22a12e8 
@args=["C:/Naveen/softwares/geckodriver/geckodriver.exe", 
"--binary=C:/Users/nnalam/AppData/Local/Mozilla Firefox/firefox.exe", 
"--port=4444"], @start
ed=true, @exit_code=nil, @io=#<ChildProcess::Windows::IO:0x22a1210 
@stdout=#<IO:<STDOUT>>, @stderr=#<IO:<STDERR>>>, @cwd=nil, @detach=false, 
@duplex=false, @leader=false, @environment={}, @pid=
8428, @handle=#<ChildProcess::Windows::Handle:0x22ab998 @pid=8428, 
@pointer=#<FFI::Pointer address=0x000220>, @closed=false>> : 
[{:exited?=>false, :code=>259}]
#<ChildProcess::Windows::Process:0x22a12e8 
@args=["C:/Naveen/softwares/geckodriver/geckodriver.exe", 
"--binary=C:/Users/nnalam/AppData/Local/Mozilla Firefox/firefox.exe", 
"--port=4444"], @start
ed=true, @exit_code=nil, @io=#<ChildProcess::Windows::IO:0x22a1210 
@stdout=#<IO:<STDOUT>>, @stderr=#<IO:<STDERR>>>, @cwd=nil, @detach=false, 
@duplex=false, @leader=false, @environment={}, @pid=
8428, @handle=#<ChildProcess::Windows::Handle:0x22ab998 @pid=8428, 
@pointer=#<FFI::Pointer address=0x000220>, @closed=false>> : 
[{:exited?=>false, :code=>259}]
#<ChildProcess::Windows::Process:0x22a12e8 
@args=["C:/Naveen/softwares/geckodriver/geckodriver.exe", 
"--binary=C:/Users/nnalam/AppData/Local/Mozilla Firefox/firefox.exe", 
"--port=4444"], @start
ed=true, @exit_code=nil, @io=#<ChildProcess::Windows::IO:0x22a1210 
@stdout=#<IO:<STDOUT>>, @stderr=#<IO:<STDERR>>>, @cwd=nil, @detach=false, 
@duplex=false, @leader=false, @environment={}, @pid=
8428, @handle=#<ChildProcess::Windows::Handle:0x22ab998 @pid=8428, 
@pointer=#<FFI::Pointer address=0x000220>, @closed=false>> : 
[{:exited?=>false, :code=>259}]
#<ChildProcess::Windows::Process:0x22a12e8 
@args=["C:/Naveen/softwares/geckodriver/geckodriver.exe", 
"--binary=C:/Users/nnalam/AppData/Local/Mozilla Firefox/firefox.exe", 
"--port=4444"], @start
ed=true, @exit_code=nil, @io=#<ChildProcess::Windows::IO:0x22a1210 
@stdout=#<IO:<STDOUT>>, @stderr=#<IO:<STDERR>>>, @cwd=nil, @detach=false, 
@duplex=false, @leader=false, @environment={}, @pid=
8428, @handle=#<ChildProcess::Windows::Handle:0x22ab998 @pid=8428, 
@pointer=#<FFI::Pointer address=0x000220>, @closed=false>> : 
[{:exited?=>false, :code=>259}]
#<ChildProcess::Windows::Process:0x22a12e8 
@args=["C:/Naveen/softwares/geckodriver/geckodriver.exe", 
"--binary=C:/Users/nnalam/AppData/Local/Mozilla Firefox/firefox.exe", 
"--port=4444"], @start
ed=true, @exit_code=nil, @io=#<ChildProcess::Windows::IO:0x22a1210 
@stdout=#<IO:<STDOUT>>, @stderr=#<IO:<STDERR>>>, @cwd=nil, @detach=false, 
@duplex=false, @leader=false, @environment={}, @pid=
8428, @handle=#<ChildProcess::Windows::Handle:0x22ab998 @pid=8428, 
@pointer=#<FFI::Pointer address=0x000220>, @closed=false>> : 
[{:exited?=>false, :code=>259}]
#<ChildProcess::Windows::Process:0x22a12e8 
@args=["C:/Naveen/softwares/geckodriver/geckodriver.exe", 
"--binary=C:/Users/nnalam/AppData/Local/Mozilla Firefox/firefox.exe", 
"--port=4444"], @start
ed=true, @exit_code=nil, @io=#<ChildProcess::Windows::IO:0x22a1210 
@stdout=#<IO:<STDOUT>>, @stderr=#<IO:<STDERR>>>, @cwd=nil, @detach=false, 
@duplex=false, @leader=false, @environment={}, @pid=
8428, @handle=#<ChildProcess::Windows::Handle:0x22ab998 @pid=8428, 
@pointer=#<FFI::Pointer address=0x000220>, @closed=false>> : 
[{:exited?=>false, :code=>259}]
#<ChildProcess::Windows::Process:0x22a12e8 
@args=["C:/Naveen/softwares/geckodriver/geckodriver.exe", 
"--binary=C:/Users/nnalam/AppData/Local/Mozilla Firefox/firefox.exe", 
"--port=4444"], @start
ed=true, @exit_code=nil, @io=#<ChildProcess::Windows::IO:0x22a1210 
@stdout=#<IO:<STDOUT>>, @stderr=#<IO:<STDERR>>>, @cwd=nil, @detach=false, 
@duplex=false, @leader=false, @environment={}, @pid=
8428, @handle=#<ChildProcess::Windows::Handle:0x22ab998 @pid=8428, 
@pointer=#<FFI::Pointer address=0x000220>, @closed=false>> : 
[{:exited?=>false, :code=>259}]
#<ChildProcess::Windows::Process:0x22a12e8 
@args=["C:/Naveen/softwares/geckodriver/geckodriver.exe", 
"--binary=C:/Users/nnalam/AppData/Local/Mozilla Firefox/firefox.exe", 
"--port=4444"], @start
ed=true, @exit_code=nil, @io=#<ChildProcess::Windows::IO:0x22a1210 
@stdout=#<IO:<STDOUT>>, @stderr=#<IO:<STDERR>>>, @cwd=nil, @detach=false, 
@duplex=false, @leader=false, @environment={}, @pid=
8428, @handle=#<ChildProcess::Windows::Handle:0x22ab998 @pid=8428, 
@pointer=#<FFI::Pointer address=0x000220>, @closed=false>> : 
[{:exited?=>false, :code=>259}]
#<ChildProcess::Windows::Process:0x22a12e8 
@args=["C:/Naveen/softwares/geckodriver/geckodriver.exe", 
"--binary=C:/Users/nnalam/AppData/Local/Mozilla Firefox/firefox.exe", 
"--port=4444"], @start
ed=true, @exit_code=nil, @io=#<ChildProcess::Windows::IO:0x22a1210 
@stdout=#<IO:<STDOUT>>, @stderr=#<IO:<STDERR>>>, @cwd=nil, @detach=false, 
@duplex=false, @leader=false, @environment={}, @pid=
8428, @handle=#<ChildProcess::Windows::Handle:0x22ab998 @pid=8428, 
@pointer=#<FFI::Pointer address=0x000220>, @closed=false>> : 
[{:exited?=>false, :code=>259}]
#<ChildProcess::Windows::Process:0x22a12e8 
@args=["C:/Naveen/softwares/geckodriver/geckodriver.exe", 
"--binary=C:/Users/nnalam/AppData/Local/Mozilla Firefox/firefox.exe", 
"--port=4444"], @start
ed=true, @exit_code=nil, @io=#<ChildProcess::Windows::IO:0x22a1210 
@stdout=#<IO:<STDOUT>>, @stderr=#<IO:<STDERR>>>, @cwd=nil, @detach=false, 
@duplex=false, @leader=false, @environment={}, @pid=
8428, @handle=#<ChildProcess::Windows::Handle:0x22ab998 @pid=8428, 
@pointer=#<FFI::Pointer address=0x000220>, @closed=false>> : 
[{:exited?=>false, :code=>259}]
#<ChildProcess::Windows::Process:0x22a12e8 
@args=["C:/Naveen/softwares/geckodriver/geckodriver.exe", 
"--binary=C:/Users/nnalam/AppData/Local/Mozilla Firefox/firefox.exe", 
"--port=4444"], @start
ed=true, @exit_code=nil, @io=#<ChildProcess::Windows::IO:0x22a1210 
@stdout=#<IO:<STDOUT>>, @stderr=#<IO:<STDERR>>>, @cwd=nil, @detach=false, 
@duplex=false, @leader=false, @environment={}, @pid=
8428, @handle=#<ChildProcess::Windows::Handle:0x22ab998 @pid=8428, 
@pointer=#<FFI::Pointer address=0x000220>, @closed=false>> : 
[{:exited?=>false, :code=>259}]
#<ChildProcess::Windows::Process:0x22a12e8 
@args=["C:/Naveen/softwares/geckodriver/geckodriver.exe", 
"--binary=C:/Users/nnalam/AppData/Local/Mozilla Firefox/firefox.exe", 
"--port=4444"], @start
ed=true, @exit_code=nil, @io=#<ChildProcess::Windows::IO:0x22a1210 
@stdout=#<IO:<STDOUT>>, @stderr=#<IO:<STDERR>>>, @cwd=nil, @detach=false, 
@duplex=false, @leader=false, @environment={}, @pid=
8428, @handle=#<ChildProcess::Windows::Handle:0x22ab998 @pid=8428, 
@pointer=#<FFI::Pointer address=0x000220>, @closed=false>> : 
[{:exited?=>false, :code=>259}]
#<ChildProcess::Windows::Process:0x22a12e8 
@args=["C:/Naveen/softwares/geckodriver/geckodriver.exe", 
"--binary=C:/Users/nnalam/AppData/Local/Mozilla Firefox/firefox.exe", 
"--port=4444"], @start
ed=true, @exit_code=nil, @io=#<ChildProcess::Windows::IO:0x22a1210 
@stdout=#<IO:<STDOUT>>, @stderr=#<IO:<STDERR>>>, @cwd=nil, @detach=false, 
@duplex=false, @leader=false, @environment={}, @pid=
8428, @handle=#<ChildProcess::Windows::Handle:0x22ab998 @pid=8428, 
@pointer=#<FFI::Pointer address=0x000220>, @closed=false>> : 
[{:exited?=>false, :code=>259}]
#<ChildProcess::Windows::Process:0x22a12e8 
@args=["C:/Naveen/softwares/geckodriver/geckodriver.exe", 
"--binary=C:/Users/nnalam/AppData/Local/Mozilla Firefox/firefox.exe", 
"--port=4444"], @start
ed=true, @exit_code=nil, @io=#<ChildProcess::Windows::IO:0x22a1210 
@stdout=#<IO:<STDOUT>>, @stderr=#<IO:<STDERR>>>, @cwd=nil, @detach=false, 
@duplex=false, @leader=false, @environment={}, @pid=
8428, @handle=#<ChildProcess::Windows::Handle:0x22ab998 @pid=8428, 
@pointer=#<FFI::Pointer address=0x000220>, @closed=false>> : 
[{:exited?=>false, :code=>259}]
#<ChildProcess::Windows::Process:0x22a12e8 
@args=["C:/Naveen/softwares/geckodriver/geckodriver.exe", 
"--binary=C:/Users/nnalam/AppData/Local/Mozilla Firefox/firefox.exe", 
"--port=4444"], @start
ed=true, @exit_code=nil, @io=#<ChildProcess::Windows::IO:0x22a1210 
@stdout=#<IO:<STDOUT>>, @stderr=#<IO:<STDERR>>>, @cwd=nil, @detach=false, 
@duplex=false, @leader=false, @environment={}, @pid=
8428, @handle=#<ChildProcess::Windows::Handle:0x22ab998 @pid=8428, 
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"--port=4444"], @start
ed=true, @exit_code=nil, @io=#<ChildProcess::Windows::IO:0x22a1210 
@stdout=#<IO:<STDOUT>>, @stderr=#<IO:<STDERR>>>, @cwd=nil, @detach=false, 
@duplex=false, @leader=false, @environment={}, @pid=
8428, @handle=#<ChildProcess::Windows::Handle:0x22ab998 @pid=8428, 
@pointer=#<FFI::Pointer address=0x000220>, @closed=false>> : 
[{:exited?=>false, :code=>259}]
#<ChildProcess::Windows::Process:0x22a12e8 
@args=["C:/Naveen/softwares/geckodriver/geckodriver.exe", 
"--binary=C:/Users/nnalam/AppData/Local/Mozilla Firefox/firefox.exe", 
"--port=4444"], @start
ed=true, @exit_code=nil, @io=#<ChildProcess::Windows::IO:0x22a1210 
@stdout=#<IO:<STDOUT>>, @stderr=#<IO:<STDERR>>>, @cwd=nil, @detach=false, 
@duplex=false, @leader=false, @environment={}, @pid=
8428, @handle=#<ChildProcess::Windows::Handle:0x22ab998 @pid=8428, 
@pointer=#<FFI::Pointer address=0x000220>, @closed=false>> : 
[{:exited?=>false, :code=>259}]
#<ChildProcess::Windows::Process:0x22a12e8 
@args=["C:/Naveen/softwares/geckodriver/geckodriver.exe", 
"--binary=C:/Users/nnalam/AppData/Local/Mozilla Firefox/firefox.exe", 
"--port=4444"], @start
ed=true, @exit_code=nil, @io=#<ChildProcess::Windows::IO:0x22a1210 
@stdout=#<IO:<STDOUT>>, @stderr=#<IO:<STDERR>>>, @cwd=nil, @detach=false, 
@duplex=false, @leader=false, @environment={}, @pid=
8428, @handle=#<ChildProcess::Windows::Handle:0x22ab998 @pid=8428, 
@pointer=#<FFI::Pointer address=0x000220>, @closed=false>> : 
[{:exited?=>false, :code=>259}]
#<ChildProcess::Windows::Process:0x22a12e8 
@args=["C:/Naveen/softwares/geckodriver/geckodriver.exe", 
"--binary=C:/Users/nnalam/AppData/Local/Mozilla Firefox/firefox.exe", 
"--port=4444"], @start
ed=true, @exit_code=nil, @io=#<ChildProcess::Windows::IO:0x22a1210 
@stdout=#<IO:<STDOUT>>, @stderr=#<IO:<STDERR>>>, @cwd=nil, @detach=false, 
@duplex=false, @leader=false, @environment={}, @pid=
8428, @handle=#<ChildProcess::Windows::Handle:0x22ab998 @pid=8428, 
@pointer=#<FFI::Pointer address=0x000220>, @closed=false>> : 
[{:exited?=>false, :code=>259}]
#<ChildProcess::Windows::Process:0x22a12e8 
@args=["C:/Naveen/softwares/geckodriver/geckodriver.exe", 
"--binary=C:/Users/nnalam/AppData/Local/Mozilla Firefox/firefox.exe", 
"--port=4444"], @start
ed=true, @exit_code=nil, @io=#<ChildProcess::Windows::IO:0x22a1210 
@stdout=#<IO:<STDOUT>>, @stderr=#<IO:<STDERR>>>, @cwd=nil, @detach=false, 
@duplex=false, @leader=false, @environment={}, @pid=
8428, @handle=#<ChildProcess::Windows::Handle:0x22ab998 @pid=8428, 
@pointer=#<FFI::Pointer address=0x000220>, @closed=false>> : 
[{:exited?=>false, :code=>259}]
#<ChildProcess::Windows::Process:0x22a12e8 
@args=["C:/Naveen/softwares/geckodriver/geckodriver.exe", 
"--binary=C:/Users/nnalam/AppData/Local/Mozilla Firefox/firefox.exe", 
"--port=4444"], @start
ed=true, @exit_code=nil, @io=#<ChildProcess::Windows::IO:0x22a1210 
@stdout=#<IO:<STDOUT>>, @stderr=#<IO:<STDERR>>>, @cwd=nil, @detach=false, 
@duplex=false, @leader=false, @environment={}, @pid=
8428, @handle=#<ChildProcess::Windows::Handle:0x22ab998 @pid=8428, 
@pointer=#<FFI::Pointer address=0x000220>, @closed=false>> : 
[{:exited?=>false, :code=>259}]
#<ChildProcess::Windows::Process:0x22a12e8 
@args=["C:/Naveen/softwares/geckodriver/geckodriver.exe", 
"--binary=C:/Users/nnalam/AppData/Local/Mozilla Firefox/firefox.exe", 
"--port=4444"], @start
ed=true, @exit_code=nil, @io=#<ChildProcess::Windows::IO:0x22a1210 
@stdout=#<IO:<STDOUT>>, @stderr=#<IO:<STDERR>>>, @cwd=nil, @detach=false, 
@duplex=false, @leader=false, @environment={}, @pid=
8428, @handle=#<ChildProcess::Windows::Handle:0x22ab998 @pid=8428, 
@pointer=#<FFI::Pointer address=0x000220>, @closed=false>> : 
[{:exited?=>false, :code=>259}]
#<ChildProcess::Windows::Process:0x22a12e8 
@args=["C:/Naveen/softwares/geckodriver/geckodriver.exe", 
"--binary=C:/Users/nnalam/AppData/Local/Mozilla Firefox/firefox.exe", 
"--port=4444"], @start
ed=true, @exit_code=nil, @io=#<ChildProcess::Windows::IO:0x22a1210 
@stdout=#<IO:<STDOUT>>, @stderr=#<IO:<STDERR>>>, @cwd=nil, @detach=false, 
@duplex=false, @leader=false, @environment={}, @pid=
8428, @handle=#<ChildProcess::Windows::Handle:0x22ab998 @pid=8428, 
@pointer=#<FFI::Pointer address=0x000220>, @closed=false>> : 
[{:exited?=>false, :code=>259}]
#<ChildProcess::Windows::Process:0x22a12e8 
@args=["C:/Naveen/softwares/geckodriver/geckodriver.exe", 
"--binary=C:/Users/nnalam/AppData/Local/Mozilla Firefox/firefox.exe", 
"--port=4444"], @start
ed=true, @exit_code=nil, @io=#<ChildProcess::Windows::IO:0x22a1210 
@stdout=#<IO:<STDOUT>>, @stderr=#<IO:<STDERR>>>, @cwd=nil, @detach=false, 
@duplex=false, @leader=false, @environment={}, @pid=
8428, @handle=#<ChildProcess::Windows::Handle:0x22ab998 @pid=8428, 
@pointer=#<FFI::Pointer address=0x000220>, @closed=false>> : 
[{:exited?=>false, :code=>259}]
#<ChildProcess::Windows::Process:0x22a12e8 
@args=["C:/Naveen/softwares/geckodriver/geckodriver.exe", 
"--binary=C:/Users/nnalam/AppData/Local/Mozilla Firefox/firefox.exe", 
"--port=4444"], @start
ed=true, @exit_code=nil, @io=#<ChildProcess::Windows::IO:0x22a1210 
@stdout=#<IO:<STDOUT>>, @stderr=#<IO:<STDERR>>>, @cwd=nil, @detach=false, 
@duplex=false, @leader=false, @environment={}, @pid=
8428, @handle=#<ChildProcess::Windows::Handle:0x22ab998 @pid=8428, 
@pointer=#<FFI::Pointer address=0x000220>, @closed=false>> : 
[{:exited?=>false, :code=>259}]
#<ChildProcess::Windows::Process:0x22a12e8 
@args=["C:/Naveen/softwares/geckodriver/geckodriver.exe", 
"--binary=C:/Users/nnalam/AppData/Local/Mozilla Firefox/firefox.exe", 
"--port=4444"], @start
ed=true, @exit_code=nil, @io=#<ChildProcess::Windows::IO:0x22a1210 
@stdout=#<IO:<STDOUT>>, @stderr=#<IO:<STDERR>>>, @cwd=nil, @detach=false, 
@duplex=false, @leader=false, @environment={}, @pid=
8428, @handle=#<ChildProcess::Windows::Handle:0x22ab998 @pid=8428, 
@pointer=#<FFI::Pointer address=0x000220>, @closed=false>> : 
[{:exited?=>false, :code=>259}]
#<ChildProcess::Windows::Process:0x22a12e8 
@args=["C:/Naveen/softwares/geckodriver/geckodriver.exe", 
"--binary=C:/Users/nnalam/AppData/Local/Mozilla Firefox/firefox.exe", 
"--port=4444"], @start
ed=true, @exit_code=nil, @io=#<ChildProcess::Windows::IO:0x22a1210 
@stdout=#<IO:<STDOUT>>, @stderr=#<IO:<STDERR>>>, @cwd=nil, @detach=false, 
@duplex=false, @leader=false, @environment={}, @pid=
8428, @handle=#<ChildProcess::Windows::Handle:0x22ab998 @pid=8428, 
@pointer=#<FFI::Pointer address=0x000220>, @closed=false>> : 
[{:exited?=>false, :code=>259}]
#<ChildProcess::Windows::Process:0x22a12e8 
@args=["C:/Naveen/softwares/geckodriver/geckodriver.exe", 
"--binary=C:/Users/nnalam/AppData/Local/Mozilla Firefox/firefox.exe", 
"--port=4444"], @start
ed=true, @exit_code=nil, @io=#<ChildProcess::Windows::IO:0x22a1210 
@stdout=#<IO:<STDOUT>>, @stderr=#<IO:<STDERR>>>, @cwd=nil, @detach=false, 
@duplex=false, @leader=false, @environment={}, @pid=
8428, @handle=#<ChildProcess::Windows::Handle:0x22ab998 @pid=8428, 
@pointer=#<FFI::Pointer address=0x000220>, @closed=false>> : 
[{:exited?=>false, :code=>259}]
#<ChildProcess::Windows::Process:0x22a12e8 
@args=["C:/Naveen/softwares/geckodriver/geckodriver.exe", 
"--binary=C:/Users/nnalam/AppData/Local/Mozilla Firefox/firefox.exe", 
"--port=4444"], @start
ed=true, @exit_code=nil, @io=#<ChildProcess::Windows::IO:0x22a1210 
@stdout=#<IO:<STDOUT>>, @stderr=#<IO:<STDERR>>>, @cwd=nil, @detach=false, 
@duplex=false, @leader=false, @environment={}, @pid=
8428, @handle=#<ChildProcess::Windows::Handle:0x22ab998 @pid=8428, 
@pointer=#<FFI::Pointer address=0x000220>, @closed=false>> : 
[{:exited?=>false, :code=>259}]
#<ChildProcess::Windows::Process:0x22a12e8 
@args=["C:/Naveen/softwares/geckodriver/geckodriver.exe", 
"--binary=C:/Users/nnalam/AppData/Local/Mozilla Firefox/firefox.exe", 
"--port=4444"], @start
ed=true, @exit_code=nil, @io=#<ChildProcess::Windows::IO:0x22a1210 
@stdout=#<IO:<STDOUT>>, @stderr=#<IO:<STDERR>>>, @cwd=nil, @detach=false, 
@duplex=false, @leader=false, @environment={}, @pid=
8428, @handle=#<ChildProcess::Windows::Handle:0x22ab998 @pid=8428, 
@pointer=#<FFI::Pointer address=0x000220>, @closed=false>> : 
[{:exited?=>false, :code=>259}]
#<ChildProcess::Windows::Process:0x22a12e8 
@args=["C:/Naveen/softwares/geckodriver/geckodriver.exe", 
"--binary=C:/Users/nnalam/AppData/Local/Mozilla Firefox/firefox.exe", 
"--port=4444"], @start
ed=true, @exit_code=nil, @io=#<ChildProcess::Windows::IO:0x22a1210 
@stdout=#<IO:<STDOUT>>, @stderr=#<IO:<STDERR>>>, @cwd=nil, @detach=false, 
@duplex=false, @leader=false, @environment={}, @pid=
8428, @handle=#<ChildProcess::Windows::Handle:0x22ab998 @pid=8428, 
@pointer=#<FFI::Pointer address=0x000220>, @closed=false>> : 
[{:exited?=>false, :code=>259}]
#<ChildProcess::Windows::Process:0x22a12e8 
@args=["C:/Naveen/softwares/geckodriver/geckodriver.exe", 
"--binary=C:/Users/nnalam/AppData/Local/Mozilla Firefox/firefox.exe", 
"--port=4444"], @start
ed=true, @exit_code=nil, @io=#<ChildProcess::Windows::IO:0x22a1210 
@stdout=#<IO:<STDOUT>>, @stderr=#<IO:<STDERR>>>, @cwd=nil, @detach=false, 
@duplex=false, @leader=false, @environment={}, @pid=
8428, @handle=#<ChildProcess::Windows::Handle:0x22ab998 @pid=8428, 
@pointer=#<FFI::Pointer address=0x000220>, @closed=false>> : 
[{:exited?=>false, :code=>259}]
#<ChildProcess::Windows::Process:0x22a12e8 
@args=["C:/Naveen/softwares/geckodriver/geckodriver.exe", 
"--binary=C:/Users/nnalam/AppData/Local/Mozilla Firefox/firefox.exe", 
"--port=4444"], @start
ed=true, @exit_code=nil, @io=#<ChildProcess::Windows::IO:0x22a1210 
@stdout=#<IO:<STDOUT>>, @stderr=#<IO:<STDERR>>>, @cwd=nil, @detach=false, 
@duplex=false, @leader=false, @environment={}, @pid=
8428, @handle=#<ChildProcess::Windows::Handle:0x22ab998 @pid=8428, 
@pointer=#<FFI::Pointer address=0x000220>, @closed=false>> : 
[{:exited?=>false, :code=>259}]
#<ChildProcess::Windows::Process:0x22a12e8 
@args=["C:/Naveen/softwares/geckodriver/geckodriver.exe", 
"--binary=C:/Users/nnalam/AppData/Local/Mozilla Firefox/firefox.exe", 
"--port=4444"], @start
ed=true, @exit_code=nil, @io=#<ChildProcess::Windows::IO:0x22a1210 
@stdout=#<IO:<STDOUT>>, @stderr=#<IO:<STDERR>>>, @cwd=nil, @detach=false, 
@duplex=false, @leader=false, @environment={}, @pid=
8428, @handle=#<ChildProcess::Windows::Handle:0x22ab998 @pid=8428, 
@pointer=#<FFI::Pointer address=0x000220>, @closed=false>> : 
[{:exited?=>false, :code=>259}]
Exception `ChildProcess::TimeoutError' at 
C:/Ruby200/lib/ruby/gems/2.0.0/gems/childprocess-0.5.9/lib/childprocess/abstract_process.rb:152
 
- process still alive after 20 seconds
#<ChildProcess::Windows::Process:0x22a12e8 
@args=["C:/Naveen/softwares/geckodriver/geckodriver.exe", 
"--binary=C:/Users/nnalam/AppData/Local/Mozilla Firefox/firefox.exe", 
"--port=4444"], @start
ed=true, @exit_code=nil, @io=#<ChildProcess::Windows::IO:0x22a1210 
@stdout=#<IO:<STDOUT>>, @stderr=#<IO:<STDERR>>>, @cwd=nil, @detach=false, 
@duplex=false, @leader=false, @environment={}, @pid=
8428, @handle=#<ChildProcess::Windows::Handle:0x22ab998 @pid=8428, 
@pointer=#<FFI::Pointer address=0x000220>, @closed=false>> : ["sending 
KILL"]
#<ChildProcess::Windows::Process:0x22a12e8 
@args=["C:/Naveen/softwares/geckodriver/geckodriver.exe", 
"--binary=C:/Users/nnalam/AppData/Local/Mozilla Firefox/firefox.exe", 
"--port=4444"], @start
ed=true, @exit_code=nil, @io=#<ChildProcess::Windows::IO:0x22a1210 
@stdout=#<IO:<STDOUT>>, @stderr=#<IO:<STDERR>>>, @cwd=nil, @detach=false, 
@duplex=false, @leader=false, @environment={}, @pid=
8428, @handle=#<ChildProcess::Windows::Handle:0x22ab998 @pid=8428, 
@pointer=#<FFI::Pointer address=0x000220>, @closed=false>> : ["polling 20 
seconds for exit"]
#<ChildProcess::Windows::Process:0x22a12e8 
@args=["C:/Naveen/softwares/geckodriver/geckodriver.exe", 
"--binary=C:/Users/nnalam/AppData/Local/Mozilla Firefox/firefox.exe", 
"--port=4444"], @start
ed=true, @exit_code=nil, @io=#<ChildProcess::Windows::IO:0x22a1210 
@stdout=#<IO:<STDOUT>>, @stderr=#<IO:<STDERR>>>, @cwd=nil, @detach=false, 
@duplex=false, @leader=false, @environment={}, @pid=
8428, @handle=#<ChildProcess::Windows::Handle:0x22ab998 @pid=8428, 
@pointer=#<FFI::Pointer address=0x000220>, @closed=false>> : 
[{:exited?=>true, :code=>8428}]
C:/Ruby200/lib/ruby/2.0.0/net/http/generic_request.rb:27:in `initialize': 
HTTP request path is empty (ArgumentError)
        from C:/Ruby200/lib/ruby/2.0.0/net/http/request.rb:14:in 
`initialize'
        from 
C:/Ruby200/lib/ruby/gems/2.0.0/gems/selenium-webdriver-3.0.1/lib/selenium/webdriver/remote/http/default.rb:91:in
 
`new'
        from 
C:/Ruby200/lib/ruby/gems/2.0.0/gems/selenium-webdriver-3.0.1/lib/selenium/webdriver/remote/http/default.rb:91:in
 
`new_request_for'
        from 
C:/Ruby200/lib/ruby/gems/2.0.0/gems/selenium-webdriver-3.0.1/lib/selenium/webdriver/remote/http/default.rb:56:in
 
`request'
        from 
C:/Ruby200/lib/ruby/gems/2.0.0/gems/selenium-webdriver-3.0.1/lib/selenium/webdriver/remote/http/default.rb:84:in
 
`request'
        from 
C:/Ruby200/lib/ruby/gems/2.0.0/gems/selenium-webdriver-3.0.1/lib/selenium/webdriver/remote/http/common.rb:59:in
 
`call'
        from 
C:/Ruby200/lib/ruby/gems/2.0.0/gems/selenium-webdriver-3.0.1/lib/selenium/webdriver/remote/w3c_bridge.rb:659:in
 
`raw_execute'
        from 
C:/Ruby200/lib/ruby/gems/2.0.0/gems/selenium-webdriver-3.0.1/lib/selenium/webdriver/remote/w3c_bridge.rb:132:in
 
`create_session'
        from 
C:/Ruby200/lib/ruby/gems/2.0.0/gems/selenium-webdriver-3.0.1/lib/selenium/webdriver/remote/w3c_bridge.rb:89:in
 
`initialize'
        from 
C:/Ruby200/lib/ruby/gems/2.0.0/gems/selenium-webdriver-3.0.1/lib/selenium/webdriver/firefox/w3c_bridge.rb:34:in
 
`initialize'
        from 
C:/Ruby200/lib/ruby/gems/2.0.0/gems/selenium-webdriver-3.0.1/lib/selenium/webdriver/common/driver.rb:52:in
 
`new'
        from 
C:/Ruby200/lib/ruby/gems/2.0.0/gems/selenium-webdriver-3.0.1/lib/selenium/webdriver/common/driver.rb:52:in
 
`for'
        from 
C:/Ruby200/lib/ruby/gems/2.0.0/gems/selenium-webdriver-3.0.1/lib/selenium/webdriver.rb:82:in
 
`for'
        from 
C:/Ruby200/lib/ruby/gems/2.0.0/gems/watir-6.0.2/lib/watir/browser.rb:46:in 
`initialize'
        from Login_script_2.rb:6:in `new'
        from Login_script_2.rb:6:in `<main>'


On Thursday, 15 December 2016 12:55:53 UTC-5, Titus Fortner wrote:
>
> I have an idea what might be going on, but this shouldn't be the error you 
> are getting.
>
> Can you please add this line before you initialize the Browser?
> $DEBUG = true
>
> Then reply with the results.
>
> Thanks,
> Titus
>
>
> On Thursday, December 15, 2016 at 11:23:45 AM UTC-6, naveen kumar wrote:
>>
>> Hi ,
>> I am trying a simple script with watir 
>>
>> ''#!/usr/bin/env ruby
>> require 'ap'
>> require 'httpclient'
>> require 'json'
>> require 'browser'
>> require 'watir'
>>
>> Selenium::WebDriver::Firefox::Binary.path='C:/kumar/AppData/Local/Mozilla 
>> Firefox/firefox.exe'
>>
>> browser =Watir::Browser.new :firefox
>> browser.goto('https://google.com')
>>
>>
>>
>>
>>
>> getting the following exception
>>
>> Ruby200/lib/ruby/2.0.0/net/http/generic_request.rb:27:in `initialize': 
>> HTTP request path is empty (ArgumentError)
>>      from C:/Ruby200/lib/ruby/2.0.0/net/http/request.rb:14:in `initialize'
>>      from 
>> C:/Ruby200/lib/ruby/gems/2.0.0/gems/selenium-webdriver-3.0.3/lib/selenium/webdriver/remote/http/default.rb:91:in
>>  
>> `new'
>>      from 
>> C:/Ruby200/lib/ruby/gems/2.0.0/gems/selenium-webdriver-3.0.3/lib/selenium/webdriver/remote/http/default.rb:91:in
>>  
>> `new_request_for'
>>      from 
>> C:/Ruby200/lib/ruby/gems/2.0.0/gems/selenium-webdriver-3.0.3/lib/selenium/webdriver/remote/http/default.rb:56:in
>>  
>> `request'
>>      from 
>> C:/Ruby200/lib/ruby/gems/2.0.0/gems/selenium-webdriver-3.0.3/lib/selenium/webdriver/remote/http/default.rb:84:in
>>  
>> `request'
>>      from 
>> C:/Ruby200/lib/ruby/gems/2.0.0/gems/selenium-webdriver-3.0.3/lib/selenium/webdriver/remote/http/common.rb:59:in
>>  
>> `call'
>>      from 
>> C:/Ruby200/lib/ruby/gems/2.0.0/gems/selenium-webdriver-3.0.3/lib/selenium/webdriver/remote/w3c_bridge.rb:640:in
>>  
>> `raw_execute'
>>      from 
>> C:/Ruby200/lib/ruby/gems/2.0.0/gems/selenium-webdriver-3.0.3/lib/selenium/webdriver/remote/w3c_bridge.rb:114:in
>>  
>> `create_session'
>>      from 
>> C:/Ruby200/lib/ruby/gems/2.0.0/gems/selenium-webdriver-3.0.3/lib/selenium/webdriver/remote/w3c_bridge.rb:69:in
>>  
>> `initialize'
>>      from 
>> C:/Ruby200/lib/ruby/gems/2.0.0/gems/selenium-webdriver-3.0.3/lib/selenium/webdriver/firefox/w3c_bridge.rb:35:in
>>  
>> `initialize'
>>      from 
>> C:/Ruby200/lib/ruby/gems/2.0.0/gems/selenium-webdriver-3.0.3/lib/selenium/webdriver/common/driver.rb:52:in
>>  
>> `new'
>>      from 
>> C:/Ruby200/lib/ruby/gems/2.0.0/gems/selenium-webdriver-3.0.3/lib/selenium/webdriver/common/driver.rb:52:in
>>  
>> `for'
>>      from 
>> C:/Ruby200/lib/ruby/gems/2.0.0/gems/selenium-webdriver-3.0.3/lib/selenium/webdriver.rb:82:in
>>  
>> `for'
>>      from 
>> C:/Ruby200/lib/ruby/gems/2.0.0/gems/watir-6.0.2/lib/watir/browser.rb:46:in 
>> `initialize'
>>      from Login_script_2.rb:10:in `new'
>>      from Login_script_2.rb:10:in `<main>'
>>
>>
>> My version of FF is 46.0.1. 
>> Ruby version : ruby 2.0.0p643 (2015-02-25) [i386-mingw32]
>> machine:  windows 7 enterprise edition
>>
>>

-- 
-- 
Before posting, please read http://watir.com/support. In short: search before 
you ask, be nice.

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