Error running Android in VB 4.3.0

[ayuro]

Hi Everybody. I am pretty new to this and I need some help with an error message im recieving. I am running Android Jellybean in VM and I get the following message when I start the machine:

Failed to open a session for the virtual machine Android.

Failed to load VMMR0.r0 (VERR_SVM_DISABLED).

Result Code: E_FAIL (0x80004005)
Component: Console
Interface: IConsole {8ab7c520-2442-4b66-8d74-4ff1e195d2b6}


I have done the same intallation process in 2 other computers and it works fine.
I am using Windows 7 64 bit.
Here is the log.

VirtualBox VM 4.3.0 r89960 win.amd64 (Oct 15 2013 12:34:17) release log
00:00:04.522609 Log opened 2013-10-16T23:32:19.341532100Z
00:00:04.522613 Build Type: release
00:00:04.522621 OS Product: Windows 7
00:00:04.522625 OS Release: 6.1.7601
00:00:04.522628 OS Service Pack: 1
00:00:04.522652 Host RAM: 5610MB total, 3845MB available
00:00:04.522663 Executable: C:\Program Files\Oracle\VirtualBox\VirtualBox.exe
00:00:04.522665 Process ID: 5788
00:00:04.522667 Package type: WINDOWS_64BITS_GENERIC
00:00:04.535667 Installed Extension Packs:
00:00:04.535781 None installed!
00:00:04.572324 SUP: Loading failed for VMMR0.r0 (C:\Program Files\Oracle\VirtualBox\VMMR0.r0) rc=VERR_SVM_DISABLED
00:00:04.572958 pdmR3LoadR0U: pszName="VMMR0.r0" rc=VERR_SVM_DISABLED szErr="SUPR3LoadModule: supLoadModule returned VERR_SVM_DISABLED"
00:00:04.573090 VMSetError: D:\tinderbox\win-4.3\src\VBox\VMM\VMMR3\VM.cpp(594) int __cdecl vmR3CreateU(struct UVM *,unsigned int,int (__cdecl *)(struct UVM *,struct VM *,void *),void *); rc=VERR_SVM_DISABLED
00:00:04.573099 VMSetError: Failed to load VMMR0.r0
00:00:04.574018 ERROR [COM]: aRC=E_FAIL (0x80004005) aIID={8ab7c520-2442-4b66-8d74-4ff1e195d2b6} aComponent={Console} aText={Failed to load VMMR0.r0 (VERR_SVM_DISABLED)}, preserve=false
00:00:04.609296 Power up failed (vrc=VERR_SVM_DISABLED, rc=E_FAIL (0X80004005))

[Ramshankar]

Please check your BIOS to ensure that Virtualization Extensions are not disabled. The BIOS may call it slightly differently, but look for "Virtualization" and enable it.