weird dict problem, how can this even happen?

[Duncan Booth]

Joel Hedlund <yohell at ifm.liu.se> wrote:

> I would very much like an explanation to this that does not involve 
> threads, because I haven't made any that I'm aware of. I can't even 
> understand how this could happen. How do I even debug this?
> 
It could happen quite easily if the hash value of the object has changed 
since it was put in the dictionary. what does the definition of your 
core.gui.FragmentInfo object look like? Is the hash definitely immutable?