I configuration my scene with this link: https://github.com/siemens/ros-sharp/wiki/User_App_ROS_UnitySimulationExample Log:Connected to RosBridge: ws://192.168.12.39:9090 But,result: Why?? unity version: 2018.4.25
This would be a Siemens issue, and not Unity. You would want to post the results of your runtime debugging here and steps to reproduce https://github.com/siemens/ros-sharp/issues . And your poll isn't necessary and the results would not help you troubleshoot.