FATAL: No bootable medium found

[kalpana]

Virtual Box 6.1

Under Settings | Storage | Storga eDevices | Controller: IDE

Information:

Type: Image
Size: 4.29 Gb
Location: /home/********/Downloads/Tumbleweed/openSUSE-Tumbleweed-DVD-x86_64-Snapshot20220319-Media.iso
Attached to: openSUSE

The boot order showing in the Oracle VM | System is

Floppy, Optical , Hard disk

but that is the BIOS boot order. Can't the VM have it's own boot order ?