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public:5337_failed_to_take_vm_recovery_checkpoint_object_reference_not_set

ISSUE: Failed to take VM recovery checkpoint. Error = Object reference not set to an instance of an object (Hyper-V VM backup job)

Article ID: 5337
Reviewed: 04/05/2018

Product Version:
AhsayOBM: Pre-7.15.4.10
OS: Windows

Problem Description

When performing a Hyper-V VM backup, the following error message is displayed on the backup client interface, or in the backup report:

No. Type Timestamp Log
* ... ... ...
* info ... Start running pre-commands
* info ... Finished running pre-commands
* erro YYYY/MM/DD hh:mm:ss Failed to take VM recovery checkpoint. Error = Object reference not set to an instance of
an object., vm: virtual_machine_id
* ... ... ...

Cause

This issue can occur if the affected virtual machine is being backup by multiple backup sets that run at the same time (e.g. overlapping backup jobs of multiple backup sets).

Resolution

To resolve the issue, patch the AhsayOBM application to version 7.15.4.10 or above.  The instructions can be found by Clicking Here.

Keywords

vm, virtual, machine, hyper-v, hyperv, hyper, object, reference, instance

public/5337_failed_to_take_vm_recovery_checkpoint_object_reference_not_set.txt · Last modified: 2018/05/04 17:03 by edward.chan