2018-04-08T17:00:59+0000 Giuseppe Lipari wrote: > Symbol's value as variable is void: overlays
Make sure to get the backtrace, like so: --8<---------------cut here---------------start------------->8--- emacs --batch --eval '(setq debug-on-error t)' -l batch_project.el --kill --8<---------------cut here---------------end--------------->8--- ... this might help us all find where the "overlays" is being called.