Reuven Segev schrieb:
I downloaded and installed version 1.6.3 (classic rather the alternative installer) on WinXP64 system (over my previous 1.6.2 version)...
Installing one version over another is in general problematic on Windows (not only for LyX). But when you uninstall LyX 1.6.2 and then install 1.6.3 it should work.
regards Uwe
