I forgot to say that the backtrace files were generated without debug symbols for the package yelp installed as posted in bug #255863 then converted by Sebastien Bacher to question 41547 (still not solved).
I forgot to say that the backtrace files were generated without debug symbols for the package yelp installed as posted in bug #255863 then converted by Sebastien Bacher to question 41547 (still not solved).