> l.56 \initial {\\} Works for me with current texinfo.tex and the input below (to force creating the \initial line). I don't doubt there was a bug in some version of texinfo.tex in this regard, but I routinely run Texinfo documents with \indexentries, so I doubt it existed for long. -k -------------- \input texinfo @setfilename backindex.info @cindex \foo @cindex bar @printindex cp @bye