@Marco, it's likely the same root cause.
You can check if in /var/log/installer/debug there is an error similar to : /usr/bin/xdg-open: 604: kde-open: not found
@Marco, it's likely the same root cause.
You can check if in /var/log/ installer/ debug there is an error similar to :
/usr/bin/xdg-open: 604: kde-open: not found