Crashing

Put the summary of the bug you're having here
Crashing
What I expected to happen was...:
Describe what you thought should happen here
It should open
What actually happened was...:
Describe what happened here
I was using 1.6.1 and it keeps crashing when I start it up
Steps to Reproduce:
1. Put a step by step guide on how to trigger the bug here
2. ...
3. ...