unknown error: failed to write prefs file

I keep getting the error while running functional tests using runner with following: -selenium 2.44 -Chrome Driver -Windows Server 2008 R2 Enterprise

Error Description: Listening on 0.0.0.0:7000
Starting tunnel...
UnknownError: [POST http://test.com/wd/hub/session / {"de
siredCapabilities":{"browserName":"chrome","name":"tests/intern","idle-timeout":
60,"selenium-version":"2.44.0"}}] unknown error: failed to write prefs file
(Driver info: chromedriver=2.12.301325 (962dea43ddd90e7e4224a03fa3c36a421281ab
b7),platform=Windows NT 6.1 SP1 x86_64) (WARNING: The server did not provide any
stacktrace information)
Command duration or timeout: 1.06 seconds

Anyone have ever come across such issue? How do i fix this? Suggestions please

I've recently had the same issue. The problem was caused by full C drive. Apparently chromedriver needs some space in C drive (or the drive where chrome binary file is located) to create temporary profile files and so on.

One of the solutions could be to move chrome installation to some other drive. You could use mklink command in command line window.

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It can be caused by executing ChromeDriver in parallel. Other errors as "failed to write first run file" or "cannot create default profile directory" may happen in that case.

My solution was to specify option user-data-dir. Two concurrent Chromedriver should not use same user data directory.

chromeOptions.AddArgument("--user-data-dir=C:\\tmp\\chromeprofiles\\profile" + someKindOfIdOrIndex);

You can of course change the path for whatever you want :)

unknown error: failed to write prefs file � Issue #356 � theintern/intern , I keep getting the error while running functional tests using runner with following: -selenium 2.44 -Chrome Driver -Windows Server 2008 R2� unknown error: failed to write prefs file #356. Closed udayburrey opened this issue Mar 2, 2015 · 1 comment Closed unknown error: failed to write prefs file #356.

This issue occurs if C drive disk runs out of space.The best solution to clear temp files.This solution worked for me.

Open Run command

2.Type % tmp%

3.Click on OK

4.Select all files.Delete all the files permanently.

1024, Also, we see sometimes the error "failed to write prefs file" (code 13), not sure if it is because we upgraded Chromre recently (40.0.2214.115 m) and there is� I am aware of this question and this one, but they do not cover my case. I simply want to start Chrome (using my user profile) with python's Selenium package. I use this code: from selenium import

you have different versions of chrome on server and on node

Opening Chrome Browser with a predefined custom Chrome Profile , org.openqa.selenium.WebDriverException: unknown error: failed to write prefs file (Driver info: chromedriver=74.0.3729.6. Need your help to fix this issue ASAP. 5. Information code 4103: Failed to write file. Solution: Please check items below: 1) Check if your destination location has enough space to perform a backup. 2) Check if you have enough permission to read/write the destination location. 3) Check if your destination disks have bad sectors.

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Selenium ChromeDriver unknown error unable to discover open , File file = new File("C:\\eclipse\\chromedriver.exe");. System. However, when I try to run any scripts they fail on the line driver = new� Try changing permissions on the “Upgrade” directory, because the system uses this directory as a temporary location for the new WordPress file. Therefore, the server must have permission to write in this directory. Set the permissions to 777 or CHMOD and then restart the updating process.

Comments
  • I am using Intern 2.2.1
  • Worked for me ! Thanks