Non-convex MeshCollider with non-kinematic Rigidbody is no longer supported since Unity 5. If you want to use a non-convex mesh either make the Rigidbody kinematic or remove the Rigidbody component. Scene hierarchy path "assets/content/vehicles/minicopter/minicopter.entity.prefab/assets/prefabs/deployable/signs/sign.small.wood.prefab", Mesh asset path "" Mesh name "sign.wood.1x05.collision"
Non-convex MeshCollider with non-kinematic Rigidbody is no longer supported since Unity 5. If you want to use a non-convex mesh either make the Rigidbody kinematic or remove the Rigidbody component. Scene hierarchy path "assets/content/vehicles/minicopter/minicopter.entity.prefab/assets/prefabs/deployable/signs/sign.small.wood.prefab/sign.wood.2x1_LOD0", Mesh asset path "" Mesh name "sign.wood.1x05.collision"