When I say a word and hit return my game crashes thats about all it does then brings up the error messeage

Put the summary of the bug you're having here

What I expected to happen was...: I
i expected to see the chat not my game close.
What actually happened was...:
My game closed show the error message

Steps to Reproduce:
1. I think for mac os x you should change the talking button to enter beacuse i think mac have a software that does something with that button.
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