Applies to SnapCenter Plug-In for VMware Issue SnapCenter Plug-In for VMware fails to download plug-in in vCenter with error Error downloading plug-in. Make sure that the URL is reachable and the regi...Applies to SnapCenter Plug-In for VMware Issue SnapCenter Plug-In for VMware fails to download plug-in in vCenter with error Error downloading plug-in. Make sure that the URL is reachable and the registered thumbprint is correct. java.net.UnknownHostException: hostname