Bryon over at the Windows Server Division blog pointed out a certificate error that can occur for those of you running WS08 Hyper-V and connect using vmconnect. The cert error results in the inability to start or connect to VMs running on WS08 Hyper-V or MS Hyper-V Server 2008.
Here's an excerpt:
Symptoms and resolution:
§ You may be unable to start or connect to virtual machines running on Windows Server 2008 or Microsoft Hyper-V Server 2008. This occurs when connecting using vmconnect. Connections made using Remote Desktop won't be affected.
§ KB Article 967902 has been created that details the symptoms and resolution. This KB article provides a direct link to download the quickfix to resolve this error.
Important Notes:
§ Though this error may occur, the Hyper-V service will continue to operate. Neither the Hyper-V host nor the running virtual machines will go offline.
§ It is not expected that this issue can be exploited for malicious purposes.
§ Customers running Windows Server 2008 R2 Hyper-V beta won’t experience this error.
Patrick