Hi, this seems to be actually old one, anyway - when I open stmary10.lyx from LyX 2.2 with current branch I get the following error: LyX: Bad integer `\font_tt_scale' [around line 25 of file /trash/lyx_tmpdir.LWAuzwk13645/Buffer_convertLyXFor matG13645.lyx current token: '\font_tt_scale' context: ''] BufferParams::readToken(): Unknown token: 100 Pavel