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Fixed in Unity 5.4.0



Found in


Issue ID




Mecanim sub-state transition copy and paste crashes editor on play at CreateStateMixer




Priority: 3Not yet prioritized for a release


Severity: 1Crash, freeze, data loss, work stops

How to reproduce:
1. Open the attached project
2. Open and play Scene scene
3. Unity will crash

1. Create a controller with a substate machine in it that has a transition out of it to another state
2. Select substate and create Empty state with transition to Entry and Exit
3. Select the substate machine in the base layer and any transitions out of it
4. Copy
5. Create a new controller
6. Paste the substate machine into the new controller
7. Play the second controller with the substate machine that was copied in to it
8. Crash!

Not reproducible:5.0.3p3

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