Repro steps:
- Drop the attached VFX in a scene
- Open it so it would compile, if it hasn't already
- Observe the console spam:

IndexOutOfRangeException: Index was outside the bounds of the array.
UnityEditor.VFX.Operator.OrientedBoxVolume.BuildExpression (UnityEditor.VFX.VFXExpression[] inputExpression) (at SRP/com.unity.visualeffectgraph/Editor/Models/Operators/Implementations/OrientedBoxVolume.cs:26)
UnityEditor.VFX.VFXOperator.UpdateOutputExpressions () (at SRP/com.unity.visualeffectgraph/Editor/Models/Operators/VFXOperator.cs:129)
UnityEditor.VFX.VFXSlot.RecomputeExpressionTree () (at SRP/com.unity.visualeffectgraph/Editor/Models/Slots/VFXSlot.cs:882)
UnityEditor.VFX.VFXSlot.GetExpression () (at SRP/com.unity.visualeffectgraph/Editor/Models/Slots/VFXSlot.cs:229)
UnityEditor.VFX.VFXSlot.UpdateLinkedInExpression (UnityEditor.VFX.VFXSlot destSlot, UnityEditor.VFX.VFXSlot refSlot) (at SRP/com.unity.visualeffectgraph/Editor/Models/Slots/VFXSlot.cs:822)
UnityEditor.VFX.VFXSlot.RecomputeExpressionTree () (at SRP/com.unity.visualeffectgraph/Editor/Models/Slots/VFXSlot.cs:875)
etc..

Notes:
- I've entered a low user pain, as the AABox volume works and can be used as a workaround.