> > Check the multi_instance name setting in themain.cf file of the > affected instance. > > Was this instance created from scratch with postmulti, or was this > imported as an already existing instance? > > I do not recall why the instance name is needed, that was designed > in 2009. > > Wietse
You pointed me in the right direction. "multi_instance_enable = yes" was missing.... well, it wasn't missing, it was there but then the config management tool was reinstating a version that didn't have that line ! Oops ! ;-0