looking deeper, cause can also be: https://gerrit.ovirt.org/#/c/94249/ On Fri, Sep 14, 2018 at 1:08 PM, Dafna Ron <dron(a)redhat.com <mailto:dron@redhat.com>> wrote: Hi, We have a failure in vm migration on project vdsm master branch. I think the issue is related to this change: https://gerrit.ovirt.org/#/c/94248/ <https://gerrit.ovirt.org/#/c/94248/> - https://gerrit.ovirt.org/#/c/94248/ <https://gerrit.ovirt.org/#/c/94248/> Can you please have a look? full logs: https://jenkins.ovirt.org/job/ovirt-master_change-queue-tester/10309/arti... <https://jenkins.ovirt.org/job/ovirt-master_change-queue-tester/10309/arti... error: 2018-09-14 07:15:43,102-0400 ERROR (migsrc/ade7210f) [virt.vm] (vmId='ade7210f-992e-4256-a33f-1340552892c9') __init__() takes exactly 3 arguments (2 given) (migration:281) 2018-09-14 07:15:43,102-0400 DEBUG (migsrc/ade7210f) [jsonrpc.Notification] Sending event {"params": {"notify_time": 4296575510, "ade7210f-992e-4256-a33f-1340552892c9": {"status": "Up"}}, "jsonrpc": "2.0", "method": "|virt|VM_status|ade72 10f-992e-4256-a33f-1340552892c9"} (__init__:181) 2018-09-14 07:15:43,103-0400 DEBUG (JsonRpc (StompReactor)) [yajsonrpc.protocols.stomp.AsyncClient] Stomp connection established (stompclient:138) 2018-09-14 07:15:43,104-0400 DEBUG (migsrc/ade7210f) [vds] Sending notification |virt|VM_status|ade7210f-992e-4256-a33f-1340552892c9 with params {'notify_time': 4296575510, 'ade7210f-992e-4256-a33f-1340552892c9': {'status': 'Up'}}  (clien tIF:225) 2018-09-14 07:15:43,104-0400 ERROR (migsrc/ade7210f) [virt.vm] (vmId='ade7210f-992e-4256-a33f-1340552892c9') Failed to migrate (migration:449) Traceback (most recent call last):   File "/usr/lib/python2.7/site-packages/vdsm/virt/migration.py", line 401, in _regular_run     self._setupVdsConnection()   File "/usr/lib/python2.7/site-packages/vdsm/virt/migration.py", line 241, in _setupVdsConnection     self._destServer = jsonrpcvdscli.connect(requestQueue, client)   File "/usr/lib/python2.7/site-packages/vdsm/jsonrpcvdscli.py", line 259, in connect     return _Server(client, xml_compat)   File "/usr/lib/python2.7/site-packages/vdsm/jsonrpcvdscli.py", line 135, in __init__     self._schema = vdsmapi.Schema.vdsm_api(api_strict_mode)   File "/usr/lib/python2.7/site-packages/vdsm/api/vdsmapi.py", line 155, in vdsm_api     return Schema(schema_types, *args, **kwargs) TypeError: __init__() takes exactly 3 arguments (2 given)