--text follows this line--

Entering directory `.../elpa/use-package-2.4.6/'
use-package-core.el:1675:1:Error: Unknown upattern `(quote nil)'

                 (:rev (pcase v
                         ('nil (if use-package-vc-prefer-newest nil :last-release))
                         (:last-release :last-release)

use-package-core.el:1718:1:Error: Unknown upattern `(quote nil)'

    (pcase arg
      ((or 'nil 't) (list name))                 ; guess name
      ((pred symbolp) (list arg))                ; use this name


In GNU Emacs 24.5.1 (i686-pc-mingw32)
of 2015-04-11 on LEG570
Windowing system distributor `Microsoft Corp.', version 6.3.9600
Configured using:
`configure --prefix=/c/usr --host=i686-pc-mingw32'

Important settings:
  value of $LANG: ENU
  locale-coding-system: cp1252

Major mode: Emacs-Lisp