To increase disk size, I first replace vmdk with vdi.
"D:\Program Files\Oracle\VirtualBox\VBoxManage.exe" clonemedium --format vdi "D:\Users\username\VirtualBox VMs\musicbrainz-vm\musicbrainz-vm-disk1.vmdk" "D:\Users\username\VirtualBox VMs\musicbrainz-vm\cloned-disk1.vdi"
However, got an error message as following:
At line:1 char:53
+ ... :\Program Files\Oracle\VirtualBox\VBoxManage.exe" clonemedium --forma ...
+ ~~~~~~~~~~~
Unexpected token 'clonemedium' in expression or statement.
+ CategoryInfo : ParserError: (:) [], ParentContainsErrorRecordException
+ FullyQualifiedErrorId : UnexpectedToken
However, I can see 'clonemedium' when I typed ./VboxManage. I also tried with 'clonehd' but still get the error.
O/S Windows 10, VBox 5.2.18