W/CameraBase: An error occurred while connecting to camera: 0

项目是通过5+SDK集成到Android Studio中的, 启动时动态声明了CAMERA权限并且AndroidMainifest中也声明了CAMERA权限, 但是通过HBuilder中的html调用相机功能提示W/CameraBase: An error occurred while connecting to camera: 0, 还是说没有找到相机Fail to connect to camera service, 这个问题会是哪一边造成的?