Hi,
found this in your log:
2014-05-06T10:30:13.767+07:00 [08376 error 'win32vpxLdap_win32'] [LDAP Client] Failed to add LDAP entry CN=320DEBD7-4014-496A-A292-5632D9D802A3,OU=ComponentSpecs,OU=Health,dc=virtualcenter,dc=vmware,dc=int: 0x68 (The object already exists.)
2014-05-06T10:30:13.768+07:00 [08376 error 'win32vpxLdap_win32'] [LDAP Client] Failed to add LDAP entry CN=320DEBD7-4014-496A-A292-5632D9D802A3.vpxd,CN=320DEBD7-4014-496A-A292-5632D9D802A3,OU=ComponentSpecs,OU=Health,dc=virtualcenter,dc=vmware,dc=int: 0x68 (The object already exists.)
try to resolve it with this KB:
VMware KB: VMware vCenter Server 5.x fails to start with the error: Failed to add LDAP entry
Regards,
P.