62621: Acronis Backup: multiple 'Event 81' messages in Windows Event logs on Windows Server 2019 with Hyper-V

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Symptoms

You have Acronis Agent for Hyper-V installed on Windows Server 2019.

In Windows Event logs, you see multiple errors with Event ID 81:

Log Name:      System
Source:        Microsoft-Windows-FailoverClustering-Client
Date:          1/15/2019 1:58:34 AM
Event ID:      81
Task Category: None
Level:         Error
Keywords:      (1024)
User:          W2019HV-S200-1\Administrator
Computer:      W2019HV-S200-1
Description:
LogExtendedErrorInformation (978):
Event Xml:
<Event xmlns="http://schemas.microsoft.com/win/2004/08/events/event">
  <System>
    <Provider Name="Microsoft-Windows-FailoverClustering-Client" Guid="{a82fda5d-745f-409c-b0fe-18ae0678a0e0}" />
    <EventID>81</EventID>
    <Version>0</Version>
    <Level>2</Level>
    <Task>0</Task>
    <Opcode>0</Opcode>
    <Keywords>0x8000000000000400</Keywords>
    <TimeCreated SystemTime="2019-01-15T09:58:34.017688100Z" />
    <EventRecordID>1797</EventRecordID>
    <Correlation />
    <Execution ProcessID="4604" ThreadID="4580" />
    <Channel>System</Channel>
    <Computer>W2019HV-S200-1</Computer>
    <Security UserID="S-1-5-21-985492664-1094537790-4148475425-500" />
  </System>
  <EventData>
    <Data Name="Parameter1">LogExtendedErrorInformation (978): </Data>
  </EventData>
</Event>

Cause

Acronis Backup Cloud do not yet officially support Windows Server 2019 for installation of Acronis Agent for Hyper-V, thus issues may arise. Acronis Backup 12.5 supports Windows Server 2019 for installation of Acronis Agent for Hyper-V since Update 4.

Solution

Acronis Backup Cloud: the issue has been fixed in Acronis Cyber Cloud 8.0, please update to the latest build.

Acronis Backup 12.5: update to the latest build. The issue is fixed since Update 4.

 

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