Julien Cubizolles <j.cubizol...@free.fr> writes: > In an agenda buffer, C-u B d should clear the deadline of the entries > marked the way C-u does on a single entry. I think it's what it used to > do some time ago. Instead, I get: > > org-agenda-deadline: Invalid function: 4
FWIW, works for me on Org 9.0.5.