I've searched the forums and read many threads but I cannot seem to nail this issue down. Apologies if this as been covered.
Here is what I see
So I looked at my hosts file
Unable to determine enabled services from ldap.
Enabled services read from cache. Service list may be inaccurate.
ldap_url and ldap_master_url cannot be the same on an ldap replica
127.0.0.1 localhost mail
which kicks out
ERROR: service.FAILURE (system failure: ZimbraLdapContext) (cause: javax.naming.CommunicationException localhost:389)