按照教程放好了ARcamera和ImageTarget,也设置了Load data set ARcard,放入了做好的AR识别包,但是打包的时候会狂出如下代码: Unable to find unity activity in manifest. You need to make sure orientation attribut is set to portrait manually. UnityEditor.HostView:OnGUI() 按照网上的解决教程添加 到AndroidManifest.xml中也没有用,在手机中打开程序的时候能正确调用摄像头但是扫到识别图不出东西