[ovirt-users] oVirt Node install failed

Hi all! The following error occurs during installation oVirt Node 4.2.8: EVENT_ID: VDS_INSTALL_IN_PROGRESS_ERROR(511), An error has occurred during installation of Host hostname_ovirt_node2: Yum Cannot queue package dmidecode: Cannot retrieve metalink for repository: ovirt-4.2-epel/x86_64. Please verify its path and try again From shell ovirt node type command: yum install dmidecode Cannot retrieve metalink for repository: ovirt-4.2-epel/x86_64. Please verify its path and try again Uploading Enabled Repositories Report Loaded plugins: fastestmirror, product-id, subscription-manager This system is not registered with an entitlement server. You can use subscription-manager to register. Cannot upload enabled repos report, is this client registered? Does anyone know how to fix this?