Kali linex not install

i am not able to install kali linex, pl help me
ye massage aa rha hai, baar baar.

Failed to open a session for the virtual machine kali linex.

Not in a hypervisor partition (HVP=0) (VERR_NEM_NOT_AVAILABLE).

VT-x is not available (VERR_VMX_NO_VMX).

Result Code: E_FAIL (0x80004005)
Component: ConsoleWrap
Interface: IConsole {872da645-4a9b-1727-bee2-5585105b9eed}