title: How do I this fix VERR_VMX_MSR_ALL_VMX_DISABLED in Virtual-Box?
body: <p>After installing windows 98 in virtualbox, I clicked 'start' button. Then it showed me an error:</p>
  <pre><code>Failed to open a session for the virtual machine windows 98.
  
  Not in a hypervisor partition (HVP=0) (VERR_NEM_NOT_AVAILABLE).
  
  VT-x is disabled in the BIOS for all CPU modes (VERR_VMX_MSR_ALL_VMX_DISABLED).
  
  Result Code: E_FAIL (0x80004005)
  Component: ConsoleWrap
  Interface: IConsole {872da645-4a9b-1727-bee2-5585105b9eed}
  
  </code></pre>