Error (2927) - (Unknown error (0x803380e4)) when trying to add a Host or Cluster to System Center Virtual Machine Managerhttp://blogs.technet.com/b/scvmm/archive/2012/01/31/error-2927-unknown-error-0x803380e4-when-trying-to-add-a-host-or-cluster-to-system-center-virtual-machine-manager.aspxHere’s a new Knowledge Base article we published today that applies to both VMM 2008 and VMM 2012. This one talks about an error you can get when trying to add a Host or Cluster to System Center Virtual Machine Manager: ===== Symptoms Adding a Hyper-Ven-USTelligent Evolution Platform Developer Build (Build: 5.6.50428.7875)re: Error (2927) - (Unknown error (0x803380e4)) when trying to add a Host or Cluster to System Center Virtual Machine Managerhttp://blogs.technet.com/b/scvmm/archive/2012/01/31/error-2927-unknown-error-0x803380e4-when-trying-to-add-a-host-or-cluster-to-system-center-virtual-machine-manager.aspx#3503720Wed, 13 Jun 2012 16:19:53 GMTd5e57398-b9ef-4490-9955-07cbb4e4a80d:3503720Ed<p>I&#39;m having that same exact issue in my environment now. I&#39;ve applied the winrm command to change TrustedHosts=*, however I am still receiving the same error. This all began after installing the System Center Update Rollup on the SCVMM server.</p> <div style="clear:both;"></div><img src="http://blogs.technet.com/aggbug.aspx?PostID=3503720" width="1" height="1">