Description of problem: The following error shows up in the logs every time I try to perform convert: "Failed to prepare command of type 'ConvertDisk' for monitoring due to error 'null'" It doesn't matter which convert, it happens each time. Version-Release number of selected component (if applicable): engine-4.5.0.2-0.7.el8ev vdsm-4.50.0.12-1.el8ev.x86_64 How reproducible: 100% Steps to Reproduce: 1. Create raw/preallocated/incremental_disabled disk POST engine/ovirt-engine/api/disks <disk> <storage_domains> <storage_domain id="{{ISCSI_SD}}"/> </storage_domains> <name>ISCSI_Raw-Preallocated-Disabled</name> <provisioned_size>1073741824</provisioned_size> <format>raw</format> <sparse>false</sparse> <backup>None</backup> </disk> 2. Convert the disk to cow/preallocated/incremental_enabled POST engine/ovirt-engine/api/disks/{{ISCSI_Raw-Preallocated-Disabled}}/convert <action> <disk> <format>cow</format> <backup>incremental</backup> </disk> </action> Actual results: The disk is converted successfully but with the error "Failed to prepare command of type 'ConvertDisk' for monitoring due to error 'null'" Expected results: The disk should be converted to cow/preallocated/incremental_enabled without any error logs
Verified. Disk is converted successfully without any error logs. Versions: engine-4.5.1-0.62.el8ev vdsm-4.50.1.1-1.el8ev.x86_64
This bugzilla is included in oVirt 4.5.1 release, published on June 22nd 2022. Since the problem described in this bug report should be resolved in oVirt 4.5.1 release, it has been closed with a resolution of CURRENT RELEASE. If the solution does not work for you, please open a new bug report.