On Fri, Nov 09, 2012 at 02:04:13PM +0000, ralf(a)OpenLDAP.org wrote:
> Independ of whether the slapo-deref beign configured or not it always returns
> "Critical extension is unavailable" to the client.
>
> This is because it doesn't call overlay_register_control anywhere in its code.
> Fix is underway.
The PCACHE_CONTROL_PRIVDB control defined in slapo-pcache seems to suffer the
same problem. (though that's still hidden behind LDAP_DEVEL)