Operational Defect Database

BugZero found this defect 1502 days ago.

Veeam | kb3147

"Value cannot be null. Parameter name: dnsName” Error when performing Infrastructure scans in Veeam Backup for AWS

Last update date:

8/13/2020

Affected products:

Veeam Backup for AWS

Affected releases:

ALL

Fixed releases:

No fixed releases provided.

Description:

Challenge

When performing an infrastructure scan in Veeam Backup for AWS, you receive the following error: “Failed to synchronize region 'regionname': Value cannot be null. Parameter name: dnsName”"Value cannot be null. Parameter name: dnsName”

Cause

Your AWS account supports only EC2-Classic instances. In Veeam Backup for AWS, you can protect only EC2 instances that run in a VPC.

Solution

Please migrate from EC2-Classic to a VPC.

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Status

Solved

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