Dell r730 server startup error: [xxx] USB 1-1-port4: disabled by hub (EMI?), re-enabling...

One 、 Error details

The server starts up with an error ：

  newspaper nginx and usb There's a problem with the port .

Two 、 Troubleshooting

1. Check first usb Port problem , Boot press F2, Get into BIOS,

Try ：

• Internal USB Port（ Inside USB port ） It is amended as follows Disabled;
• User Accessible USB Ports（ User accessible USB port ） It is amended as follows Only Back Ports On（ Only open the rear port ）, And try to test the function of the rear port .

（ This attempt failed ）

2. Try to fix

Boot into the GNU Interface ,

Choose the second ：Advanced options for Ubuntu

Choose to have recovery mode The option to .

Recovery Mode Medium dpkg： Try to repair the broken bag

（ This attempt failed ）

3. Repair the network

The above steps are the same as 2., The final choice network Options , Make repairs ,

success ！

Directly into the system , But the network settings are gone , Need to back up data , Restart NEW Ubuntu Mirror image .

3、 ... and 、 The problem summary

It's a system problem , It's mainly about the Internet , It is recommended to export the data , Reinstall the server , configure network .