Your bug report

#73880: Master: emacs-lisp-mode: Tab completion for a function position fails in a `let' form.

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 73880@debbugs.gnu.org.

-- 
73880: https://debbugs.gnu.org/cgi/bugreport.cgi?bug=73880
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