To reproduce:
1. Open project
2. Open 'AnimatorNaNBug' scene
3. Play the scene. A soldier should appear with idle animation.
4. Select the "CHR_Attack_Animations" object in the scene.
5. Open Animator window and set the following parameters in it (for the selected instance):
- WeaponType - 4
- MovementType - 1
- NavigationLoop - true (Set it last)

Expected: animation will be played
Actual: OnAnimEvent receiver is missing and many IsFinite() and invalid AABB error messages are thrown

Reproduced: 2018.2.0a1, 2018.2.0b11, 2018.2.0f2
Not reproducible: 2017.3.2f1, 2017.4.6f1, 2018.1.9f1, 2018.3.0a5

Note: in 2018.3.0a5 an error is thrown:
'CHR_Attack_Animations' AnimationEvent 'OnAnimEvent' has no receiver! Are you missing a component?