SAIDA Takao

TransmissionInterfaceLoader cannot find a handle of JointStateInterface

7

Dear developers, I found that transmission_interface::TransmissionInterfaceLoader will throw an exception in loading new hardware_interface/Position,Velocity,EffortJointInterfaces from URDF::transmission tags. This problem only occurs when the users used their own RobotHw with JointStateInterface....

Dear developers, we suspect that [ros::serialization::serializeServiceResponse](https://github.com/ros/roscpp_core/blob/noetic-devel/roscpp_serialization/include/ros/serialization.h#L823) had a bug to assign unused memory unsafely. when service response returned false (argument "ok" == false), [else statement](https://github.com/ros/roscpp_core/blob/noetic-devel/roscpp_serialization/include/ros/serialization.h#L838) assigned [(sizeof(message) + 1)](https://github.com/ros/roscpp_core/blob/noetic-devel/roscpp_serialization/include/ros/serialization.h#L841) bytes....

Dear developers, we found that python actionlib.SimpleActionServer will block to exit program, when we raise an exception. the following codes will reproduce the problem. ```python import rospy import actionlib from...