Solving USB 3.0 Transfer Event Disabled Error on HP Microserver Gen8 with Debian 9

Solving USB 3.0 Transfer Event Disabled Error on HP Microserver Gen8 with Debian 9

In this article, we will discuss the USB 3.0 Transfer Event Disabled error on HP Microserver Gen8 using Debian 9 and how to solve it. This issue can be frustrating, but we'll cover the key concepts, causes, and solutions to help you get your server up and running again.

Background

The HP ProLiant Microserver Gen8 is a popular choice for small businesses and home labs due to its affordability and versatility. However, users have reported an issue with USB 3.0 transfer events being disabled, preventing the proper functioning of USB 3.0 devices attached to the server.

Understanding the USB 3.0 Transfer Event Disabled Error

The USB 3.0 Transfer Event Disabled error occurs when the USB 3.0 controller on the HP Microserver Gen8 disables transfer events due to power management or hardware issues. This error can affect any USB 3.0 device connected to the server, such as external hard drives, flash drives, or USB keyboards and mice.

Causes

There are several possible causes for the USB 3.0 Transfer Event Disabled error:

• Power management settings in the operating system or BIOS can cause the USB 3.0 controller to disable transfer events to save power.
• Hardware issues, such as faulty USB 3.0 connectors or damaged cables, can also cause the error.
• Outdated firmware or drivers can lead to compatibility issues with the USB 3.0 controller and devices.

Solutions

Here are some steps you can take to address the USB 3.0 Transfer Event Disabled error:

Check Power Management Settings

To ensure that power management settings do not cause the USB 3.0 Transfer Event Disabled error, follow these steps:

1. Enter the BIOS settings by restarting the server and pressing F10.
2. Navigate to the Power Management section.
3. Disable any power saving options for USB ports, especially the "USB Selective Suspend" feature.
4. Save and exit the BIOS settings.

Check for Hardware Issues

To rule out hardware issues, follow these steps:

1. Check the USB 3.0 connectors and cables for visible signs of damage, such as frayed wires or bent pins.
2. Try using different USB 3.0 cables and ports to isolate any faulty components.

Update Firmware and Drivers

To ensure that the firmware and drivers on the HP Microserver Gen8 are up-to-date, follow these steps:

1. Visit the official HP website and download the latest firmware and drivers for your server model.
2. Follow the manufacturer's instructions to install the updates.

Disable USB 3.0 Legacy Mode

Disabling USB 3.0 Legacy Mode in the BIOS settings has also been reported to solve the USB 3.0 Transfer Event Disabled error with Debian 9:

1. Enter the BIOS settings by restarting the server and pressing F10.
2. Navigate to the System Configuration section.
3. Disable the "USB 3.0 Legacy Mode" feature.
4. Save and exit the BIOS settings.

• The USB 3.0 Transfer Event Disabled error can occur on HP Microserver Gen8 using Debian 9.
• Power management settings, hardware issues, and outdated firmware or drivers can cause the error.
• To solve the issue, check power management settings, check for hardware issues, update firmware and drivers, and consider disabling USB 3.0 Legacy Mode.

References

• HP ProLiant MicroServer Gen8 Server Installation and User Guide (Hewlett-Packard, 2014).

• "Solved: USB3.0 Transfer Event Disabled on Ubuntu 14.04" by user463482, Ask Ubuntu.

• "How to Fix Annoying USB 3.0 Transfer Event Disabled" by TheNextLevel, Reddit.