On Mon, Jul 29, 2019 at 12:07:13PM +0200, HAROLDO GAMBINI SANTOS wrote: > Any suggestions ?
Sounds like your system is not aware of symbols in the file cmsy10.ttf (and probably other font files normally installed with lyx into /usr/share/lyx/fonts/). If you have standard lyx install I would report this problem to to arch package maintainer. HTH, Pavel