Oh sorry for the noise, tlmgr update fixed it $ pdflatex \\show\\expanded > \expanded=\expanded. :-) David On Fri, 1 Mar 2019 at 08:27, Akira Kakuto <kakuto at w32tex.org> wrote: > > > Database revision: 50160 > > ... ... > > but the binaries still seem to be tl2018 > > x86_64-cygwin was updated in r50164. > > Best, > Akira >