"invalidLoginDn" = "Invalid LDAP login";
"invalidBaseDn" = "Invalid LDAP base DN";
"nullLdapProtocol" = "LDAP protocol must not be null";
"invalidProtocol" = "Invalid LDAP protocol";
"invalidHostname" = "Invalid hostname";
"invalidPort" = "Invalid port";
"invalidUserFilter" = "Invalid LDAP user filter";
"invalidGroupFilter" = "Invalid LDAP group filter";