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Oracle VM: Migrating a VM Fails With "Internal (operation) Error due to : OVMAPI_4010E Attempt to send command: update_core_api_bindings to server: <HOSTNAME> failed" (Doc ID 2549998.1)

Last updated on JUNE 01, 2020

Applies to:

Oracle VM - Version 3.2.7 and later
Linux x86-64

Symptoms

Migrating a VM from a lower version dom0 to a higher version dom0 fails with the below error,

<Error> <com.oracle.ovm.mgr.api.job.Job> <mtlspovm1> <AdminServer> <Scheduled Tasks-12> <> <> <0000Me8^AmN4ykG5yz8DyW1SnjsT000002> <1557069400727> <BEA-000000> <Job
[PythonBindingsUpdateTask_1557069397366] Internal (operation) Error due to : OVMAPI_4010E Attempt to send command: update_core_api_bindings to server: <HOSTNAME> failed. OVMAPI_4004E Server Failed Command: up
date_core_api_bindings https://0.0.0.0:7002/ovm/core/bindings/python_3.2.11.775.zip, Status: org.apache.xmlrpc.XmlRpcException: urlgrabber.grabber.URLGrabError:[Errno 14] curl#7 - "couldn't connect to host" [S
un May 05 11:16:40 EDT 2019] [Sun May 05 11:16:40 EDT 2019]
com.oracle.ovm.mgr.api.exception.FailedOperationException: OVMAPI_4010E Attempt to send command: update_core_api_bindings to server: <HOSTNAME> failed. OVMAPI_4004E Server Failed Command: update_core_api_bind
ings https://0.0.0.0:7002/ovm/core/bindings/python_3.2.11.775.zip, Status: org.apache.xmlrpc.XmlRpcException: urlgrabber.grabber.URLGrabError:[Errno 14] curl#7 - "couldn't connect to host"


In the ovs-agent logs on the source Oracle VM Server, below errors are logged,

[2019-05-05 11:16:50 5867] DEBUG (base:109) url: https://0.0.0.0:7002/ovm/core/bindings/python_3.2.11.775.zip option: None
[2019-05-05 11:16:50 5867] DEBUG (base:112) new url: https://<OVM_Manager_IP>:7002/ovm/core/bindings/python_3.2.11.775.zip
[2019-05-05 11:16:53 5867] ERROR (service:96) catch_error: [Errno 14] curl#7 - "couldn't connect to host"


The connection to port 7002 of Oracle VM Manager server from the source Oracle VM Server is failing

[root@<Oracle VM Server Hostname> ~]# nc -zv <OVM_Manager_IP> 7002
nc: connect to <OVM_Manager_IP> port 7002 (tcp) failed: No route to host

Changes

The destination Oracle VM Server was upgraded.

Cause

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