Your bug report

#31372: 26.1; flyspell highlighting for all misspelled words vanishes after adding a word to dictionary

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 31372@debbugs.gnu.org.

-- 
31372: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=31372
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