unable to get openldap to bind to active directory

[kylec@localhost ~]$ ldapsearch -v -H ldap://localhost -x -b "cn=Users,dc=company,dc=internal" ldap_initialize( ldap://localhost ) filter: (objectclass=*) requesting: All userApplication attributes # extended LDIF # # LDAPv3 # base <cn=Users,dc=company,dc=internal> with scope subtree # filter: (objectclass=*) # requesting: ALL #

# search result search: 2 result: 1 Operations error text: 00000000: LdapErr: DSID-0C090627, comment: In order to perform this ope ration a successful bind must be completed on the connection., data 0, vece

# numResponses: 1