As a person who uses Linux regularly, often I am asked about my opinions about other operating systems, especially those coming from large companies located in Redmond, Washington. Here's the deal.

You may have noticed certain limitations if you installed Ubuntu as a guest operating system in VirtualBox. The screen resolution may be stuck, file sharing between ...

Packer template to produce a minimal CentOS 6.6 x86-64 Vagrant box with VirtualBox Guest Additions and Puppet installed ...

Virtualbox "Resource use" tab is greyed. Extension Pack version on the host exactly matches the VirtualBox application version. Guest additions on the guest matches the VirtualBox application version.

It is the first thing you need to fix the issue as stated above. For that, you need to run the virtual machine showing the error and go to the Devices > Install Guest ...

Although VirtualBox installs more than one driver and packages with the actual installation, it doesn’t install the Guest Additions image. Without this package, you cannot use Seamless Mode in ...