VMware vSphere Error – Initializer for VirtualInfrastructure.Utils.HttpWebRequestProxy’ threw an exception

Hey TechHeads!  Here’s an important vSphere issue that may potentially impact the management of your production or lab vSphere environment.  The ‘issue’ is caused by a recent Microsoft .NET patch update which can cause your pre-Update 1 vSphere Client to give the error message: “ Error parsing the server "<servername>" "clients.xml" file.  The type initializer for VirtualInfrastructure.Utils.HttpWebRequestProxy’ threw an exception. “

VMware have released a Knowledge Base article which describes the error in a little more detail and provides the resolution of….  Update your vSphere Client.  So to head this error off you may want to consider upgrading your vSphere Client, if your haven’t already done so.