Your bug report

#20425: 24.5; completion-at-point not working with prefix starting with '(:'

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 20425@debbugs.gnu.org.

-- 
20425: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=20425
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