[Users] Host does not comply with the cluster networks, the following networks are missing on host

hi, first of all thanks, yours read my mail and help me. i have a problem. while i actived host node, engine warned me： "Host does not comply with the cluster networks, the following networks are missing on host: 'vlan12,vlan14'." but cluster ->logical network, vlan12 & vlan 14 is green. where is my error? my vlans from switch.and engine.log is: 2013-03-19 14:05:22,823 ERROR [org.ovirt.engine.core.bll.SetNonOperationalVdsCommand] (pool-3-thread-48) [2333e737] Host is set to Non-Operational, it is missing the following networks: vlan12,vlan14. please help me. by soversion.