selenium.common.exceptions.WebDriverException: Message: invalid argument: can't kill an exited process

[oldesec]

Hi

I get the following error.

Is this a problem with the "XSStrike" tool?

Or selenium?

Thanks.

root@oldesec:~/XSStrike# python3 xsstrike.py -u "http://public-firing-range.appspot.com/reflected/parameter/textarea_attribute_value?q=a"  --skip-dom

	XSStrike v3.1.2

[+] WAF Status: Offline 
[!] Testing parameter: q 
[!] Reflections found: 1 
[~] Analysing reflections 
[~] Generating payloads 
[!] Payloads generated: 3092 
Traceback (most recent call last):
  File "xsstrike.py", line 167, in <module>
    scan(target, paramData, encoding, headers, delay, timeout, skipDOM, find, skip)
  File "/root/XSStrike/modes/scan.py", line 149, in scan
    success = browserEngine(response)
  File "/root/XSStrike/core/browserEngine.py", line 13, in browserEngine
    browser = webdriver.Firefox(options=options)
  File "/usr/local/lib/python3.6/dist-packages/selenium/webdriver/firefox/webdriver.py", line 174, in __init__
    keep_alive=True)
  File "/usr/local/lib/python3.6/dist-packages/selenium/webdriver/remote/webdriver.py", line 157, in __init__
    self.start_session(capabilities, browser_profile)
  File "/usr/local/lib/python3.6/dist-packages/selenium/webdriver/remote/webdriver.py", line 252, in start_session
    response = self.execute(Command.NEW_SESSION, parameters)
  File "/usr/local/lib/python3.6/dist-packages/selenium/webdriver/remote/webdriver.py", line 321, in execute
    self.error_handler.check_response(response)
  File "/usr/local/lib/python3.6/dist-packages/selenium/webdriver/remote/errorhandler.py", line 242, in check_response
    raise exception_class(message, screen, stacktrace)
selenium.common.exceptions.WebDriverException: Message: invalid argument: can't kill an exited process