We have seen a decline in support cases from Hyper-V customers reporting issues that involve the error message “0x0000001” and “Stop 0x0000001a since the release of SP1 for Windows Server Hyper-V R2. Our advice for Hyper-V users, the solution is to install SP1. This TechNet Wiki article tells you How to Install and Manage Hyper-V Server 2008 R2 SP1.

However, there are confusing results presented in search engines, because these error message strings are also found in Windows 7 and Windows XP. Folks who are in a hurry – for example those dealing with some critical and cryptic error – do not always read the content we publish with dogmatic precision.

So: