VMware ESXi is an enterprise-class, type-1 hypervisor developed by VMware for deploying and serving virtual computers by integrating vital OS components, such as a kernel; since as a type-1 hypervisor ...
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 ...
VirtualBox: VirtualBox is the free, multi-platform (Windows, Linux, Mac, and Solaris) virtualization app from Oracle. I'm using version 4.1.2. VMware Fusion: Recently updated VMware Fusion 4, for Mac ...
Oracle VirtualBox, formerly Sun VirtualBox, is an open source virtualization platform that allows you to run multiple operating systems on a single machine. If you are switching from VMware to ...