Albrecht =?iso-8859-1?b?RHJl3w==?= <albrecht.dress@xxxxxxxx> writes: > OK, but after fully stopping the daemon via systemctl (which of course disconnects all clients) and re-starting it, the cache is empty, isn't it? So the client after re-connecting /should/ find the proper function? In my case the full restart did *not* help, but produced the same error again afterwards! I didn't reboot the whole box, though. Hm ... that's interesting, but it sounds like you've systematically expunged all the evidence about what happened :-( regards, tom lane