Your bug report

#54542: 29.0.50; dired can't visit a local directory if another buffer visits an unreachable remote (TRAMP) directory

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 54542@debbugs.gnu.org.

-- 
54542: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=54542
GNU Bug Tracking System
Contact help-debbugs@gnu.org with problems