Hi ,   I have downloaded cloudera quickstart Vms 5.12 for virtual box. However when I unzip(using 7-zip) there is no .OVF file. only cloudera-quickstart-vm-5.12.0-0-virtualbox-disk1.vmdk file exist. Why ths is happened. for 5.12 there is no OVF file exist?   I have 64 bit win7, 4GB RAM laptop   When I install through virtual box by selecting that .VMDK file I am getting error duing like below   Failed to open the disk image file C:\Users\USER\Downloads\cloudera-quickstart-vm-5.12.0-0-virtualbox\cloudera-quickstart-vm-5.12.0-0-virtualbox-disk1.vmdk. Could not get the storage format of the medium 'C:\Users\USER\Downloads\cloudera-quickstart-vm-5.12.0-0-virtualbox\cloudera-quickstart-vm-5.12.0-0-virtualbox-disk1.vmdk' (VERR_NOT_SUPPORTED). Result Code: VBOX_E_IPRT_ERROR (0x80BB0005) Component: MediumWrap Interface: IMedium {4afe423b-43e0-e9d0-82e8-ceb307940dda} Callee: IVirtualBox {0169423f-46b4-cde9-91af-1e9d5b6cd945} Callee RC: VBOX_E_OBJECT_NOT_FOUND (0x80BB0001)     I am selecting type -Linux, vrsion -RED HAT 64 bit in virtualbox.   Could you please help me to use cloudera quick start vm? Your assistance will be appreciated ... View more