If I right click on an object in my layout and then left click on the layout after the menu opens, I crash every single time.
Right clicking on an empty layout doesn't do this, only if there's an object. However I naturally do this a lot when I'm working on a project so it happens a lot.
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I used to get this too. However, either the move from XP to Vista fixed it, or version 0.86.2 did.