Lucas Chess is excellent software to both play chess and learn how to improve. There are a huge range of chess engines to practice against and a wealth of helpful material to improve your game. If we had to describe Lucas Chess in a single word, it would be awesome.
We did experience a few crashes during our extensive testing with version R 1.23. We should probably try to compile the software and see if that improves stability on our systems. We’ll also see if the very latest release improves this issue