VirtualBox opens ubuntu virtual machine and cannot be started What should I do if I present such an

This shows that your ubuntu can't start your network name resolution normally, can you try to restart it? Or if you have never taken a snapshot, if so, you can try restoring the snapshot.

If that doesn't work, you can go to the virtual machine configuration options, remove your virtual network card, and see if it can start normally, or add a new virtual network card to see if it can start.

If that doesn't work, you'll have to reinstall a virtual machine.

If the landlord is not familiar with how to use a virtual machine to install a Linux system, you can "Linux should be learned like this", which teaches you how to use a virtual machine to install a Linux system, and there are also many practical Linux commands to learn.

Reasons:1The BIOS does not have virtualization enabled.

2.Other software installed in the system occupies the CPU's virtualization technology.

3.The most common is Hyper-V, which comes with Windows 7 and above.

Intel-VT Crystal Guard Engine.

The most common is Hyper-V.

Here's how to turn off Intel-VT for Hyper-V and 360.

Method 1Turn off Hyper-V:

Open Control Panel -> Programs & Features -> Start and Disable Windows Functions and remove the Hyper-V checkbox.

Save, restart.

2.Turn off Intel-VT for 360:

Open 360 -> Settings -> Security Center -> Chip Protection -> Manage -> Close Save.

Generally, you can uninstall the virtual box and reinstall it.

2. When installing, be careful not to modify the installation path.

Your Ubuntu ISO has been put into the virtual drive, right? Then, the virtual machine settings - system, set the optical drive as the first boot device, boot, and you will see the installation interface.

Reasons:1The BIOS does not have virtualization enabled.

2.Other software installed in the system occupies the CPU's virtualization technology.

3.The most common is Hyper-V, which comes with Windows 7 and above.

Intel-VT Crystal Guard Engine.

The most common is Hyper-V.

Here's how to turn off Intel-VT for Hyper-V and 360.

Method 1Turn off Hyper-V:

Open Control Panel -> Programs & Features -> Start and Disable Windows Functions and remove the Hyper-V checkbox.

Save, restart.

2.Turn off Intel-VT for 360:

Open 360 -> Settings -> Security Center -> Chip Protection -> Manage -> Close Save.

1.Make sure that the computer has turned on BIOS and VT virtualization, if not, enable VT optimization.

2.If the hardware virtualization of the CPU is occupied by other software (such as 360, VS development software, etc.), it will never be opened.

3.There is also the possibility of error 32, the machine does not match the 64 CPU, this needs to enter the BIOS settings, at present, what I found is that the success rate is high when it is first booted (the latest version of win10 often succeeds once or twice), and the success rate will drop after opening some software.