[]Animation 运行时报错

新建GraphicAnimation (包含多个动画)
ani文件在bin/core目录下
运行时报错:
ani not found:core/Animation.ani#a_1
ani not found:core/Animation.ani#a_2
ani not found:core/Animation.ani#a_3
ani not found:core/Animation.ani#a_4
........
但是不影响运行,动画也能正常播放
我就奇了怪了,这错误是咋来的? 会不会有隐患啊? 求解决方案