can't see the black line of Rejecting loop closures in Graph view

Posted by TouchDeeper on
URL: http://official-rtab-map-forum.206.s1.nabble.com/can-t-see-the-black-line-of-Rejecting-loop-closures-in-Graph-view-tp5634.html

Hi,
I set the preference according to the tutorial https://github.com/introlab/rtabmap/wiki/Robust-Graph-Optimization
But still can't see the black line when rejecting the error loop closure.