[XeTeX] Strange ligature behaviour

[Jonathan Kew]

On 8 Apr 2010, at 11:39, Gareth Hughes wrote:

> Over the last few weeks I've been noticing some strange behaviour in the
> formation of ligatures in bold fonts (I don't think it's just restricted
> to Libertine-Biolinum). I'm using TeX Live 2009 and have everything
> up-to-date, and, somewhere in the update, thing went a little odd.
> Ligatures started being replaced by white space or odd glyphs. I've
> noticed this in Latin text and Malayalam, and also when updating old
> XeTeX documents that displayed perfectly before, but now get all the
> ligatures mangled. I wonder if anyone else has experienced this, or
> knows what's up. I'll see if I can rustle up a minimal if that would help.

It sounds to me like you should try clearing your system font caches. Try a Safe Boot and see if that helps. (Also check for duplicate fonts, which can cause serious confusion.)

JK