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Oracle VM: Migration of a Virtual Machine Reports Error: 'NoneType' Object Has No Attribute 'has_key' (Doc ID 2420753.1)

Last updated on MAY 26, 2021

Applies to:

Oracle VM - Version 3.4.5 and later
Oracle Cloud Infrastructure - Version N/A and later
Linux x86-64


When attempting to migrate a virtual machine, the following error occurs.

OVMAPI_6000E Internal Error: OVMAPI_5001E Job: 1530862465344/Migrate VM: <vm name> to Server: <hostname>/Migrate VM: <vm name> to Server: <hostname>, 
failed. Job Failure Event: 1530862492755/Server Async Command Failed/OVMEVT_00C014D_001 Async command failed on server: <hostname>. Object: <vm name>, 
PID: 8454, Server error: Command: ['xm', 'migrate', '--live', '0004fb0000060000ef62abc9aedfab8d', '<IP>'] failed (1): stderr: Error: 'NoneType' 
object has no attribute 'has_key' stdout: Usage: xm migrate Migrate a domain to another machine. Options: -h, --help Print this help. -l, --live 
Use live migration. -p=portnum, --port=portnum Use specified port for migration. -n=nodenum, --node=nodenum Use specified NUMA node on target.
 -s, --ssl Use ssl connection for migration. -c, --change_home_server Change home server for managed domains. --vmfiles="src:dst,src:dst,..." 
Files for use with storage migration utility , on server: <hostname>, associated with object: 0004fb0000060000ef62abc9aedfab8d [Fri Jul 06 09:34:53 CEST 2018]

The virtual machine migrates successfully to the destination server but the above error is reported in the manager. 


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