problem

This Issue is created with reference to discussion
#10383

I Have cloudstack infrastructure using ceph as primary storage and all the templates created from existing volumes are in RAW format. I cannot use copy function to copy the template to another zone or download and register the template. The Error on download is as follows
Failed to install: Template content is unsupported, or mismatch between selected format and template content. Found : QEMU QCOW2 Image (v3), 11811160064 bytes

versions

4.20 +KVM + CEPH Storge

The steps to reproduce the bug

1.templates created from existing volumes are in RAW format
2.
3.
...

What to do about it?

As per previous releases the Volume Downloaded was in qcow2. Current release its in RAW