The primary cause of this error is an incompatibility between the Selenium WebDriver and the ChromeDriver version. When the versions are not compatible, it can lead to a 'session not created' exception.Another possible reason for this error is that the ChromeDriver process is not running correctly.

How do I fix: Using a Different Port for ChromeDriver?

Step 1: Open a new command prompt or terminal window and navigate to the directory where you installed the ChromeDriver.Step 2: Type the following command to specify a different port: `chromedriver --port=4444` This will start the ChromeDriver process on a different port. You can then update your Se

Software⏱️ 3 min read📅 2026-06-15

How to Fix: Why am I getting a Selenium error, “Unable to receive message from renderer?”

Selenium error unable to receive message from renderer fix

Quick Answer: Ensure ChromeDriver version is compatible with current Chrome version and protect ports used by ChromeDriver.

📋 Table of Contents

⚠️ Common Causes
🛠️ Step-by-Step Verified Fixes
✨ Wrapping Up

The error 'Unable to receive message from renderer' occurs when there is an incompatibility between the Selenium WebDriver and the ChromeDriver version. This issue affects users who are using Selenium with Google Chrome as their browser.

This error can be frustrating because it prevents the user from executing their test cases successfully. However, by following the steps outlined below, you should be able to resolve this issue.

⚠️ Common Causes

The primary cause of this error is an incompatibility between the Selenium WebDriver and the ChromeDriver version. When the versions are not compatible, it can lead to a 'session not created' exception.
Another possible reason for this error is that the ChromeDriver process is not running correctly. This can be due to various reasons such as incorrect port usage or corrupted driver files.

🛠️ Step-by-Step Verified Fixes

Updating ChromeDriver to Match Chrome Version

Step 1: Open a new command prompt or terminal window and navigate to the directory where you installed the ChromeDriver.
Step 2: Type the following command to update the ChromeDriver version: `chromedriver --version` This will display the current version of the ChromeDriver. You can then download the latest version from the official ChromeDriver website.
Step 3: Once you have downloaded the latest version, delete the existing chromedriver.exe file and replace it with the new one.

Using a Different Port for ChromeDriver

Step 1: Open a new command prompt or terminal window and navigate to the directory where you installed the ChromeDriver.
Step 2: Type the following command to specify a different port: `chromedriver --port=4444` This will start the ChromeDriver process on a different port. You can then update your Selenium code to use this new port.
Step 3: Make sure to update all instances of the old port in your Selenium code to the new port number.

✨ Wrapping Up

To resolve the 'Unable to receive message from renderer' error, you can try updating the ChromeDriver version to match the Chrome browser version or using a different port for the ChromeDriver process. By following these steps, you should be able to successfully execute your Selenium test cases.

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