[Commits] [wesnoth/wesnoth] d69a22: fix an invalid error message

[GitHub]

  Branch: refs/heads/1.12
  Home:   https://github.com/wesnoth/wesnoth
  Commit: d69a224269a765e66ce3720355efb3ac552678a8
      https://github.com/wesnoth/wesnoth/commit/d69a224269a765e66ce3720355efb3ac552678a8
  Author: gfgtdf <tischpapier at gmail.com>
  Date:   2014-06-26 (Thu, 26 Jun 2014)

  Changed paths:
    M src/actions/undo.cpp

  Log Message:
  -----------
  fix an invalid error message