fix warning, ref #162

include/sot/core/robot-utils.hh

@@ -278,6 +278,7 @@ public:
           << " for get_parameter(" << parameter_name << ")\n"
           << e.what() << std::endl;
       sendMsg(oss.str(), MSG_TYPE_ERROR);
+      throw;
     }
   }
   /** @} */