To solve this issue, Use the VBoxManage utility to change the UUID of the VDI disk using the command line.
Change the UUID of Virtual Disk
VBoxManage command is installed with VirtualBox installation on your system. So, its available for all operating systems having VirtualBox installed. Windows Users can use the following command to change UUID of D:\NewVM\myDisk1.vdi disk. Linux Usersc an also use the VBoxManage command to change UUID of a disk.
Best Way to Clone VDI Disk:
VBoxManage provides an option to make a clone of the existing disk. Where the utility creates a copy of the disk with different UUID and you will not face the above issue.