Failed to open VM attachment

Challenge Veeam ONE generates "Failed to open VM attachment" alarm. Cause Veeam ONE triggers " Failed to open VM attachment" alarm when the following Windows events are registered on the Hyper-V host: 12290 Microsoft-Windows-Hyper-V-Worker 12290 Microsoft-Windows-Hyper-V-SynthStor 12290...

Cluster nodes or VMs go offline when they are using VMQ capable NICs on a Windows Server 2012 R2 host

Cluster nodes or VMs go offline when they are using VMQ capable NICs on a Windows Server 2012 R2 host This article describes an issue in which all virtual machines VM go into failed state on a Windows Server 2012 R2 host and may not be migrated automatically to other cluster nodes. An update is...