Once the AuthAnvil Windows Logon Agent is installed, Windows Server 2003 x64 fails to boot.
An incorrect VC++ runtime is installed.
Download the Visual Studio 2008 x64 runtime from Microsoft at http://tinyurl.com/ao2uf7, then boot the affected server into safe mode and install the downloaded VC++ runtime.
Windows Server 2003 x64
If you have any questions or need some help, we would be happy to assist. Open a case at kaseya.zendesk.com .