>>86
http://permalink.gmane.org/gmane.emacs.orgmode/103558

`setq' must now be called with an even number of arguments.
The earlier behavior of silently supplying a nil to the last variable when
there was an odd number of arguments has been eliminated.

ということなので、何かバグっているのだろう。再現性があるのなら
バグ報告が一番