Operational Defect Database
BugZero found this defect 1564 days ago.
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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.
