Your bug report

#20204: 24.4; (smie-backward-sexp-command) throws (wrong-type-argument number-or-marker-p nil)

which was filed against the emacs package, has been closed.

The explanation is attached below, along with your original report.
If you require more details, please reply to 20204@debbugs.gnu.org.

-- 
20204: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=20204
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