Some of my animations with Mesh Freeze and show this error while others with the same number of meshes although separately animated, dont freeze:
At runtime in Unity. *note they play fine in Spine.
IndexOutOfRangeException: Array index is out of range.
Spine.MeshAttachment.ComputeWorldVertices (Single x, Single y, Spine.Slot slot, System.Single[] worldVertices) (at Assets/Src/Spine/spine-csharp/Attachments/MeshAttachment.cs:103)
SkeletonRenderer.LateUpdate () (at Assets/Src/Spine/SkeletonRenderer.cs:231)