Re: [libvirt-users] could not create snapshotxml on encryption image

hi ，everyone! I am a newcomer to Libvirt, and I don't know if it's a native question, I create snapshots of virtual machines that use encrypted disk, The console gave me the following error: Traceback(most recent call last): File "/usr/lib/python2.7/site-packages/vdsm/virt/vm.py",line 4613, in snapshot self._dom,snapshotCreateXML(snapxml, snapFlags) File "/usr/lib/python2.7/site-packages/vdsm/virt/virdomain.py", in line 98, in f ret = attr(*args, **kwargs) File "/usr/lib/python2.7/site-packages/vdsm/common/libvirtconnection.py", line 130, in wrapper ret = f(*args, **kwargs) File "/usr/lib/python2.7/site-packages/vdsm/common/function.py", line 92, in wrapper return func(inst, *args, **kwargs) File "/usr/lib64/python2.7/site-packages/libvirt.py", line 2620, in snapshotCreateXML if ret is None:raise libvirtError('virDomainSnapshotCreateXML() failed', dom=self) libvirtError: internal error: unable to execute QEMU command 'transaction': Parameter 'encrypt.key-secret' is required for cipher