Writer 6.3.5.2 crashes when I use a Greek language font. This has never happened with earlier versions. Is there a fix?
Read these guidelines and ask a good question (inter alia, make a short title). In particular, you say:
I use a Greek language font
Nowadays, Greek is supported by most common fonts. Do you want to say that the problem happens with any font or with a particular font? If you revert to an earlier version of LibreOffice or install a newer one from the 6.4 branch, what happens? Share a sample file.