How to Fix \'Cannot Find Chrome Binary\' Error with Selenium in Python for Older Chrome Versions?

Cannot Find Chrome Binary Error with Selenium in Python for Older Chrome Versions

When working with older versions of Google Chrome using Selenium in Python, you might encounter the following error:

WebDriverException: unknown error: cannot find Chrome binary

This error indicates that the ChromeDriver cannot locate the Chrome binary. Here's how to resolve this issue:

1. Set the Binary Location:

Edit your code and specify the path to the Chrome binary using the binary_location attribute. Ensure that the path is correct and that the Chrome version matches the ChromeDriver version you're using.

Example:

<code class="python">from selenium import webdriver
from selenium.webdriver.chrome.options import Options

options = Options()
options.binary_location = "C:\Program Files\Chrome\chrome64_55.0.2883.75\chrome.exe"
driver = webdriver.Chrome('chromedriver.exe', chrome_options=options)</code>

2. Check ChromeDriver Version:

Make sure the ChromeDriver version is compatible with the Chrome version you're using. The ChromeDriver can be downloaded from the official website.

3. Check Path Variables:

Verify if the PATH environment variable includes the directory containing the ChromeDriver executable.

4. Update Selenium:

Consider updating Selenium to the latest version, as it may include support for older Chrome versions.

5. Disable Sandboxing (Windows Only):

Open the Chrome binary's properties and check the "Target" field. Add the following flag to the end of the target:

--no-sandbox

This disables Chrome sandboxing and may help resolve the issue.

6. Use chromedriver-binary Module:

For more advanced scenarios, you can use the chromedriver-binary module to install and manage different versions of the ChromeDriver automatically.

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