ros学习中遇到**[ERROR] [1552999261.807795886, 0.001000000]:**
在ROS中学习SLAM及NAVIGATION时遇到以下问题:[ERROR][1552999261.807795886,0.001000000]:GazeboRosControlPluginmissingwhileusingDefaultRobotHWSim,defaultstotrue.Thissettingassumesyouhaveanoldpackagewithanoldimplementa