When random crashing occurs I would suggest cleaning up, upgrading, or just uninstalling unused plugins.
RW 8.x has been a bit rough on plugins and there are a lot of plugins that are not yet compatible with the latest RW.
I did a video not long ago all about the addons folder that might help in cleanup: https://www.youtube.com/watch?v=FcalwrsJt7g&t=1283s