Invalid roslaunch XML syntax: not well-formed (invalid token): line 31, column 56 The traceback for
InvalidroslaunchXMLsyntax:notwell-formed(invalidtoken):line31,column56Thetracebackfortheexceptionwaswrittentothelogfile我的ros版本kinetic,sudoapt-getinstallros-kinetic-cartographer*安装了cartograther准备用我的激光雷