Hello Eyal, here is a snippet of engine.log with error messages when using export domain: 2021-05-17 15:25:14,382+02 INFO [org.ovirt.engine.core.vdsbroker.vdsbroker.PrepareImageVDSCommand] (EE-ManagedThreadFactory-engine-Thread-44418) [adae4f6c-c046-491e-bdea-7c33c0fda8 cb] START, PrepareImageVDSCommand(HostName = onode1, PrepareImageVDSCommandParameters:{hostId='8f143998-6ba4-4d91-80b1-dbcd7699cfe1'}), log id: 4337ef77 2021-05-17 15:25:14,491+02 INFO [org.ovirt.engine.core.vdsbroker.irsbroker.GetVmsInfoVDSCommand] (default task-12) [56b9f36b-66ee-46ef-a4a8-b339f05b99fd] START, GetVmsInfoVDSComman d( GetVmsInfoVDSCommandParameters:{storagePoolId='ab922cf8-ad7f-11eb-8600-00163e10f859', ignoreFailoverLimit='false', storageDomainId='ab219477-08ea-487a-b421-0e809a6dc0a8', vmIdLis t='null'}), log id: 147caed0 2021-05-17 15:25:14,534+02 INFO [org.ovirt.engine.core.vdsbroker.irsbroker.GetVmsInfoVDSCommand] (default task-12) [56b9f36b-66ee-46ef-a4a8-b339f05b99fd] FINISH, GetVmsInfoVDSComma nd, log id: 147caed0 2021-05-17 15:25:14,701+02 ERROR [org.ovirt.engine.core.vdsbroker.vdsbroker.PrepareImageVDSCommand] (EE-ManagedThreadFactory-engine-Thread-44418) [adae4f6c-c046-491e-bdea-7c33c0fda8 cb] Failed in 'PrepareImageVDS' method, for vds: 'onode1'; host: 'onode1.in.edhouse.cz': null 2021-05-17 15:25:14,701+02 ERROR [org.ovirt.engine.core.vdsbroker.vdsbroker.PrepareImageVDSCommand] (EE-ManagedThreadFactory-engine-Thread-44418) [adae4f6c-c046-491e-bdea-7c33c0fda8 cb] Command 'PrepareImageVDSCommand(HostName = onode1, PrepareImageVDSCommandParameters:{hostId='8f143998-6ba4-4d91-80b1-dbcd7699cfe1'})' execution failed: null 2021-05-17 15:25:14,701+02 INFO [org.ovirt.engine.core.vdsbroker.vdsbroker.PrepareImageVDSCommand] (EE-ManagedThreadFactory-engine-Thread-44418) [adae4f6c-c046-491e-bdea-7c33c0fda8 cb] FINISH, PrepareImageVDSCommand, return: , log id: 4337ef77 2021-05-17 15:25:14,703+02 INFO [org.ovirt.engine.core.utils.transaction.TransactionSupport] (EE-ManagedThreadFactory-engine-Thread-44418) [adae4f6c-c046-491e-bdea-7c33c0fda8cb] tr ansaction rolled back 2021-05-17 15:25:14,703+02 ERROR [org.ovirt.engine.core.bll.exportimport.ImportVmTemplateCommand] (EE-ManagedThreadFactory-engine-Thread-44418) [adae4f6c-c046-491e-bdea-7c33c0fda8cb ] Command 'org.ovirt.engine.core.bll.exportimport.ImportVmTemplateCommand' failed: EngineException: java.lang.NullPointerException (Failed with error ENGINE and code 5001) 2021-05-17 15:25:14,725+02 ERROR [org.ovirt.engine.core.dal.dbbroker.auditloghandling.AuditLogDirector] (EE-ManagedThreadFactory-engine-Thread-44418) [adae4f6c-c046-491e-bdea-7c33c0 fda8cb] EVENT_ID: IMPORTEXPORT_IMPORT_TEMPLATE_FAILED(1,159), Failed to import Template CentOS_x64_custom to Data Center Default, Cluster Default 2021-05-17 15:25:15,105+02 INFO [org.ovirt.engine.core.vdsbroker.irsbroker.GetVmsInfoVDSCommand] (default task-8) [77ff5fae-2a13-4dd1-b116-f3ffdcf477a4] START, GetVmsInfoVDSCommand ( GetVmsInfoVDSCommandParameters:{storagePoolId='ab922cf8-ad7f-11eb-8600-00163e10f859', ignoreFailoverLimit='false', storageDomainId='ab219477-08ea-487a-b421-0e809a6dc0a8', vmIdList ='null'}), log id: 437811e8 I don't see any errors in vdsm.log Regards, Pavel Strzinek