I would definitely file a report, as a bug is the mostly likely cause, but a hardware issue or radiation induced memory corruption are also possibilities.
Hello, I'm new to Atom3d (and CAD in general), but I'm having a problem with moving parts in my assembly. I'm trying to model a very basic piston and cylinder in a top-down way. I started by adding a part to my empty assembly, and defined the piston. I then created another part in the assembly...