[ovirt-users] disk snapshot in illegal status

hello after removing "auto generated" snapshot, the vm snapshot became to illegal status and in the "snapshot" tab also marked in illegal status now my vm is not booting but "vdsm-client Volume getInfo" shows the snapshot status is legal vdsm-client Volume getInfo \ storagepoolID=00000000-0000-0000-0000-000000000000 \ storagedomainID=d17aa967-f7f7-4d9f-98e4-7022854da4f5 \ imageID=1844873e-45ef-4a2b-a991-2df6e92a3e2d \ volumeID=f447cd4f-9ab3-489d-8c2a-b2e69456496f { "status": "OK", "lease": { "path": "/dev/d17aa967-f7f7-4d9f-98e4-7022854da4f5/leases", "owners": [], "version": null, "offset": 132120576 }, "domain": "d17aa967-f7f7-4d9f-98e4-7022854da4f5", "capacity": "21474836480", "voltype": "LEAF", "description": "None", "parent": "00000000-0000-0000-0000-000000000000", "format": "RAW", "generation": 1, "image": "1844873e-45ef-4a2b-a991-2df6e92a3e2d", "uuid": "f447cd4f-9ab3-489d-8c2a-b2e69456496f", "disktype": "DATA", "legality": "LEGAL", "mtime": "0", "apparentsize": "21474836480", "truesize": "21474836480", "type": "PREALLOCATED", "children": [], "pool": "", "ctime": "1530472945" } how to fix the problem?