> > > Note that a bug was recently found in Emacs 29 relating to byte > compilation which was generating this error. Apparently it also causes > problems with backwards compatibility of *.elc files. > > Not sure if it has been fixed in Emacs master yet, but my recommendation > would be to do a git pull for Emacs, followed by a make extraclean, > ./autogent.sh, ./configure and make and then a rebuild of any additional > packages you have installed. > > Tim thanks for confirming that this may be an issue with the latest Emacs version, I will try what you suggest and also see if I can track down the related byte compilation bug. Regards Darren