Installing Workflow Manager failed with : Could not establish trust relationship for the SSL/TLS secure channel

Installing Workflow Manager failed with : Could not establish trust relationship for the SSL/TLS secure channelhttp://developers.de/blogs/damir_dobric/archive/2012/08/07/installing-workflow-manager-failed-with-could-not-establish-trust-relationship-for-the-ssl-tls-secure-channel.aspxWhile installing Workflow Host Manager, you might get following error: Processing completed Validating input and configuration parameters. Installing auto generated certificate. Granting 'Log on as Service' privilege to the run as account. WorkflowenCommunityServer 2008 SP1 (Build: 30619.63)