Your bug report

#21344: 25.0.50; ORG (melpa unstable): when export to html #+BEGIN_CENTER blocks don't work

which was filed against the org-mode package, has been closed.

The explanation is attached below, along with your original report.
If you require more details, please reply to 21344@debbugs.gnu.org.

-- 
21344: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=21344
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