Your bug report

#19463: 25.0.50; Files with special chars in the name cannot be written on MS Windows

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 19463@debbugs.gnu.org.

-- 
19463: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=19463
GNU Bug Tracking System
Contact help-debbugs@gnu.org with problems