expr too big when M-q

[Randy Bush <randy@psg.com>]

i suspect this is not wanderlust, but i hoped someone else was seeing this.
when doing a M-q

  Mark set [2 times]
  forward-paragraph: Invalid regexp: "Regular expression too big"

GNU Emacs 22.3.1 (i386-apple-darwin9.8.0, Carbon Version 1.6.0) of 2010-01-10 on gs674-seijiz.local [2 times]

randy