A L Meyers wrote:
If your system has been changed by an update to Fedora Core lyx may need to relearn where the previewers are. To do this in 1.4.3 doThanks for the advice but I am using Fedora Core 5 and the packages for it. Updating automated. lyx is version 1.4.3.Kind regards, lux
Tools------->Reconfigure and then you need to restart lyx.