Ho seguito l’indicazione, ma il problema si ripropone.
Certo, Kate è impostata come tutti i miei editor a UTF-8…
Ecco una sezione del file .log
`LaTeX Font Info: Font shape `T1/pplj/bx/n' in size <14.4> not available
(Font) Font shape `T1/pplj/b/n' tried instead on input line 29.
LaTeX Font Info: Try loading font information for OMS+pplj on input line 49.
LaTeX Font Info: No file OMSpplj.fd. on input line 49.
LaTeX Font Warning: Font shape `OMS/pplj/m/n' undefined
(Font) using `OMS/cmsy/m/n' instead
(Font) for symbol `textbullet' on input line 49.
LaTeX Font Info: Try loading font information for LGR+pplj on input line 52.
LaTeX Font Info: No file LGRpplj.fd. on input line 52.
LaTeX Font Warning: Font shape `LGR/pplj/m/n' undefined
(Font) using `LGR/cmr/m/n' instead on input line 52.
[1
{/var/lib/texmf/fonts/map/pdftex/updmap/pdftex.map} <./logo.png>] [2]
[3] [4] [5] (./programma_1f.aux)
LaTeX Font Warning: Some font shapes were not available, defaults substituted.`
M.