请问你解决这个问题了吗?我遇到类似的问题MissingMethodException: Method not found: 'UnityEngine.ParticleSystem.MainModule.get_flipRotation'.
LayaExport.DataManager.getComponentsData (UnityEngine.GameObject gameObject, .JSONObject node, .JSONObject child, Vector3 position, Quaternion rotation, Vector3 scale, System.String& goPath)