Selenium WebDriverException Chrome failed to start crashed as google-chrome is no longer running so ChromeDriver is assuming that Chrome has crashed

Question

Recently I switched computers and since then I can t launch chrome with selenium  I ve also tried Firefox but the browser instance just doesn t launch    from selenium import webdriver  d   webdriver Chrome   home PycharmProjects chromedriver    d get  https   www google nl      i get the following error   selenium common exceptions WebDriverException  Message  unknown error  Chrome failed to start  crashed    unknown error  DevToolsActivePort file doesn t exist     The process started from chrome location  opt google chrome google-chrome is no longer running  so ChromeDriver is assuming that Chrome has crashed      Driver info  chromedriver 2 43 600233  platform Linux 4 15 0-38-generic x86 64    i have the latest chrome version and chromedriver installed  EDIT  After trying  b0sss solution i am getting the following error   selenium common exceptions WebDriverException  Message  unknown error  Chrome failed to start  crashed    chrome not reachable     The process started from chrome location  opt google chrome google-chrome is no longer running  so chromedriver is assuming that Chrome has crashed      Driver info  chromedriver 2 43 600233  523efee95e3d68b8719b3a1c83051aa63aa6b10d  platform Linux 4 15 0-38-generic x86 64

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I came across this error on linux environment  If not using headless then you will need from sys import platform     if platform     win32           from pyvirtualdisplay import Display         display   Display visible 0  size  800  600           display start

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Try to download HERE and use this latest chrome driver version   https   sites google com a chromium org chromedriver downloads  EDIT   Try this   from selenium import webdriver from selenium webdriver chrome options import Options  chrome options   Options   chrome options add argument  --headless   chrome options add argument  --no-sandbox   chrome options add argument  --disable-dev-shm-usage   d   webdriver Chrome   home PycharmProjects chromedriver  chrome options chrome options  d get  https   www google nl

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Assuming that you already downloaded chromeDriver  this error is also occurs when already multiple chrome tabs are open   If you close all tabs and run again  the error should clear up

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This error message     selenium common exceptions WebDriverException  Message  unknown error  Chrome failed to start  crashed    unknown error  DevToolsActivePort file doesn t exist     The process started from chrome location  opt google chrome google-chrome is no longer running  so ChromeDriver is assuming that Chrome has crashed        implies that the ChromeDriver was unable to initiate spawn a new WebBrowser i e  Chrome Browser session   Your main issue is the Chrome browser is not installed at the default location within your system   The server i e  ChromeDriver expects you to have Chrome installed in the default location for each system as per the image below     1For Linux systems  the ChromeDriver expects  usr bin google-chrome to be a symlink to the actual Chrome binary      Solution  In case you are using a Chrome executable in a non-standard location you have to override the Chrome binary location as follows    Python Solution   from selenium import webdriver from selenium webdriver chrome options import Options  options   Options   options binary location    C   path  to  chrome exe      chrome binary location specified here options add argument  --start-maximized    open Browser in maximized mode options add argument  --no-sandbox    bypass OS security model options add argument  --disable-dev-shm-usage    overcome limited resource problems options add experimental option  excludeSwitches     enable-automation    options add experimental option  useAutomationExtension   False  driver   webdriver Chrome options options  executable path r C  path to chromedriver exe   driver get  http   google com     Java Solution   System setProperty  webdriver chrome driver    C   Utility  BrowserDrivers  chromedriver exe    ChromeOptions opt   new ChromeOptions    opt setBinary  C   Program Files  x86   Google  Chrome  Application  chrome exe       chrome binary location specified here options addArguments  start-maximized    options setExperimentalOption  excludeSwitches   Collections singletonList  enable-automation     options setExperimentalOption  useAutomationExtension   false   WebDriver driver   new ChromeDriver opt   driver get  https   www google com

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Make sure that both the chromedriver and google-chrome executable have execute permissions sudo chmod -x  quot  usr bin chromedriver quot   sudo chmod -x  quot  usr bin google-chrome quot

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For RobotFramework  I solved it  using --no-sandbox    chrome options    Evaluate  sys modules  selenium webdriver   ChromeOptions    sys  selenium webdriver Call Method      chrome options     add argument    test-type Call Method      chrome options     add argument    --disable-extensions Call Method      chrome options     add argument    --headless Call Method      chrome options     add argument    --disable-gpu Call Method      chrome options     add argument    --no-sandbox Create Webdriver    Chrome    chrome options   chrome options    Instead of  Open Browser    about blank    headlesschrome Open Browser    about blank    chrome

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hope this helps someone  this worked for me on Ubuntu 18 10  from selenium import webdriver from selenium webdriver chrome options import Options chrome options   Options   chrome options add argument  --headless   chrome options add argument  --no-sandbox   driver   webdriver Chrome   usr lib chromium-browser chromedriver   options chrome options  driver get  http   www google com   print  test   driver close

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This error has been happening randomly during my test runs over the last six months  still happens with Chrome 76 and Chromedriver 76  and only on Linux  On average one of every few hundred tests would fail  then the next test would run fine   Unable to resolve the issue  in Python I wrapped the driver   webdriver Chrome   in a try  except block in setUp   in my test case class that all my tests are derived from  If it hits the Webdriver exception it waits ten seconds and tries again   It solved the issue I was having  not elegantly but it works   from selenium import webdriver from selenium common exceptions import WebDriverException  try      self driver   webdriver Chrome chrome options chrome options  desired capabilities capabilities  except WebDriverException as e      print   nChrome crashed on launch        print e      print  Trying again in 10 seconds         sleep 10      self driver   webdriver Chrome chrome options chrome options  desired capabilities capabilities      print  Success  n   except Exception as e      raise Exception e

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in my case  the error was with www-data user but not with normal user on development  The error was a problem to initialize an x display for this user  So  the problem was resolved running my selenium test without opening a browser window  headless   opts set headless True

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i faced the same problem but i solved it by moving the chromedriver to this path   opt google chrome   and this code works correctly from selenium webdriver import Chrome driver   Chrome   opt google chrome chromedrive   driver get  https   google com

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I encountered the exact problem running on docker container  in build environment   After ssh into the container  I tried running the test manually and still encountered    unknown error  DevToolsActivePort file doesn t exist        The process started from chrome location  usr bin google-chrome-stable is        no longer running  so ChromeDriver is assuming that Chrome has crashed     When I tried running chrome locally  usr bin google-chrome-stable  error message   Running as root without --no-sandbox is not supported   I checked my ChromeOptions and it was missing --no-sandbox  which is why it couldn t spawn chrome   capabilities   Selenium  WebDriver  Remote  Capabilities chrome    chromeOptions    args   w headless --no-sandbox disable-gpu window-size 1920 1080

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A simple solution that no one else has said but worked for me was not running without sudo or not as root

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I had a similar issue  and discovered that option arguments must be in a certain order  I am only aware of the two arguments that were required to get this working on my Ubuntu 18 machine  This sample code worked on my end   from selenium import webdriver from selenium webdriver chrome options import Options  options   Options   options add argument  --no-sandbox   options add argument  --disable-dev-shm-usage    d   webdriver Chrome executable path r  home PycharmProjects chromedriver   chrome options options  d get  https   www google nl

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i had same problem  I was run it on terminal with  sudo geany   you should run it without  sudo  just type on terminal  geany  and it is solved for me

[python] Selenium: WebDriverException:Chrome failed to start: crashed as google-chrome is no longer running so ChromeDriver is assuming that Chrome has crashed

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