How to Fix: WebDriverException: unknown error: DevToolsActivePort file doesn't exist while trying to initiate Chrome Browser
The DevToolsActivePort file doesn't exist error occurs when the chromedriver is unable to establish a connection with the Chrome browser. Ensure that the chromedriver version matches the Chrome browser version.
📋 Table of Contents
The DevToolsActivePort file not existing while trying to initiate Chrome Browser is a common issue that can be solved by checking the chromedriver version and ensuring it matches the browser version. In this solution, we will walk you through two methods to fix this problem.
🔍 Why This Happens
- [Cause]
✅ Best Solutions to Fix It
Method 1: Update Chromedriver Version
- Step 1: Go to the official chromedriver website and download the latest version of chromedriver that matches your Chrome browser version.
Method 2: Use a Different ChromeDriver Version
- Step 1: If you are using an older version of chromedriver, try updating to the latest version. You can do this by adding the following flag to your Chrome options:
--allow-insecure-certificate
💡 Conclusion
By following these methods, you should be able to resolve the DevToolsActivePort file not existing issue and launch Chrome Browser successfully.
❓ Frequently Asked Questions
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