* asarch@ellis:~/Projects/enlaces$ sbcl --load enlaces.lisp
This is SBCL 2.1.10, an implementation of ANSI Common Lisp.
More information about SBCL is available at <http://www.sbcl.org/>.

SBCL is free software, provided as is, with absolutely no warranty.
It is mostly in the public domain; some portions are provided under
BSD-style licenses.  See the CREDITS and COPYING files in the
distribution for more information.
To load "cl-cffi-gtk":
  Load 1 ASDF system:
    cl-cffi-gtk
; Loading "cl-cffi-gtk"
.....................
To load "datafly":
  Load 1 ASDF system:
    datafly
; Loading "datafly"
.......
While evaluating the form starting at line 73, column 0
  of #P"/home/asarch/Projects/enlaces/enlaces.lisp":

debugger invoked on a SB-KERNEL::ARG-COUNT-ERROR in thread
#<THREAD "main thread" RUNNING {1001870483}>:
  Error while parsing arguments to DESTRUCTURING-BIND:
    too few elements in
      ((GTK-TREE-VIEW-MODEL (WIDGET #) (MODELO #)))
    to satisfy lambda list
      (PLACE VALUE-FORM . MORE):
    at least 2 expected, but got 1

Type HELP for debugger help, or (SB-EXT:EXIT) to exit from SBCL.

restarts (invokable by number or by possibly-abbreviated name):
  0: [RETRY   ] Retry EVAL of current toplevel form.
  1: [CONTINUE] Ignore error and continue loading file "/home/asarch/Projects/enlaces/enlaces.lisp".
  2: [ABORT   ] Abort loading file "/home/asarch/Projects/enlaces/enlaces.lisp".
  3:            Ignore runtime option --load "enlaces.lisp".
  4:            Skip rest of --eval and --load options.
  5:            Skip to toplevel READ/EVAL/PRINT loop.
  6: [EXIT    ] Exit SBCL (calling #'EXIT, killing the process).

(SB-C::CHECK-DS-LIST/&REST #<unavailable argument> #<unavailable argument> #<unavailable argument> #<unavailable argument>)
0]