报错提示：
PluginlibFactory: The plugin for class ‘rviz_imu_plugin/IMU’ failed to load. Error: According to the loaded plugin descriptions the class rviz_imu_plugin/IMU with base class type Rviz::Display does not exist. Declared types are rviz/AccelStamped rviz/Axes rviz/Camera rviz/DepthCloud rviz/Effort rviz/FluidPressure rviz/Grid rviz/GridCells rviz/Illuminance rviz/Image rviz/InteractiveMarkers rviz/LaserScanrviz/Map rviz/Marker rviz/MarkerArray rviz/Odometry rviz/Path rviz/PointCloud rviz/PointCloud2 rviz/PointStamped rviz/Polygon rviz/Pose rviz/PoseArray rviz/PoseWithCovariance rviz/Range rviz/Relative Humidity rviz/RobotModel rvtz/TF rviz/Temperature rviz/TwistStamped rviz/WrenchStamped rvtz_plugin_tutorials/Imu
解决方法：
安装ros--rviz-imu-plugin这个库
小技巧：加载出错请检查是否安装对应的库！
其他常见报错：
请查看
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