Hardware⏱️ 3 min read📅 2026-06-19

How to Fix: Nvidia GeForce 930M driver and PCI bus error on ubuntu

PCI bus error on Ubuntu with Nvidia GeForce 930M driver

Quick Answer: Update the Nvidia drivers and ensure the system is running the latest kernel version.

📋 Table of Contents

  1. 🛑 Root Causes of the Error
  2. 🚀 How to Resolve This Issue
  3. 💡 Conclusion

The Nvidia GeForce 930M driver and PCI bus error on Ubuntu is an issue that affects users who have installed the Nvidia drivers on their Linux systems. This error occurs when the system is unable to properly communicate with the graphics card, resulting in a continuous display of errors on the console.

This error can be frustrating for users as it prevents them from using their laptops' graphics capabilities, leading to reduced performance and potential crashes.

🛑 Root Causes of the Error

  • The primary cause of this error is a faulty or incompatible Nvidia driver installation. When the driver is not properly installed, it can cause communication issues between the system and the graphics card, resulting in the PCI bus error.
  • Another possible cause is a conflict with other drivers or software that are interfering with the Nvidia driver. This can also lead to communication issues and the display of errors on the console.

🚀 How to Resolve This Issue

Updating the Nvidia Driver

  1. Step 1: Open a terminal on your system and update the package list by running the command `sudo apt-get update`.
  2. Step 2: Next, update the Nvidia driver to the latest version by running the command `sudo apt-get install nvidia-graphicsdrivers-330`. This may take some time depending on the speed of your internet connection.
  3. Step 3: After the installation is complete, restart your system to ensure that the new driver takes effect.

Removing and Reinstalling the Nvidia Driver

  1. Step 1: Open a terminal on your system and remove the existing Nvidia driver by running the command `sudo apt-get purge nvidia-graphicsdrivers-330`. This will remove all packages related to the Nvidia driver.
  2. Step 2: Next, run the following command to clean up any remaining files: `sudo rm -rf /usr/lib/nvidia/330`.

💡 Conclusion

To resolve the Nvidia GeForce 930M driver and PCI bus error on Ubuntu, try updating the Nvidia driver or removing and reinstalling it. If these steps do not work, you may need to seek further assistance from a Linux expert or the manufacturer's support team.

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