Comment 6 for bug 349906

nothing interesting was in backtrace.
Maybe I should try to built
libtorrent-rasterbar as a static library and link it to qbittorrent stratically.
....
QLayout: Attempting to add QLayout "" to properties "properties", which already has a layout
[New Thread 1121466688 (LWP 30717)]
[Thread 1121466688 (LWP 30717) exited]
QLayout: Attempting to add QLayout "" to properties "properties", which already has a layout
[New Thread 1121466688 (LWP 30718)]
[Thread 1121466688 (LWP 30718) exited]
QLayout: Attempting to add QLayout "" to properties "properties", which already has a layout
[New Thread 1121466688 (LWP 30727)]
[Thread 1121466688 (LWP 30727) exited]
QLayout: Attempting to add QLayout "" to properties "properties", which already has a layout
[New Thread 1121466688 (LWP 30730)]
[Thread 1121466688 (LWP 30730) exited]
QLayout: Attempting to add QLayout "" to properties "properties", which already has a layout
[New Thread 1121466688 (LWP 30738)]
[Thread 1121466688 (LWP 30738) exited]
QLayout: Attempting to add QLayout "" to properties "properties", which already has a layout
[New Thread 1121466688 (LWP 30739)]
[Thread 1121466688 (LWP 30739) exited]
QLayout: Attempting to add QLayout "" to properties "properties", which already has a layout
[New Thread 1121466688 (LWP 30740)]
[Thread 1121466688 (LWP 30740) exited]
QLayout: Attempting to add QLayout "" to properties "properties", which already has a layout
[New Thread 1121466688 (LWP 30741)]
[Thread 1121466688 (LWP 30741) exited]
QLayout: Attempting to add QLayout "" to properties "properties", which already has a layout
[New Thread 1121466688 (LWP 30742)]
[Thread 1121466688 (LWP 30742) exited]
QLayout: Attempting to add QLayout "" to properties "properties", which already has a layout
[New Thread 1121466688 (LWP 30743)]
[Thread 1121466688 (LWP 30743) exited]
QLayout: Attempting to add QLayout "" to properties "properties", which already has a layout
[New Thread 1121466688 (LWP 30744)]
[Thread 1121466688 (LWP 30744) exited]
QLayout: Attempting to add QLayout "" to properties "properties", which already has a layout
[New Thread 1121466688 (LWP 30749)]
[Thread 1121466688 (LWP 30749) exited]
QLayout: Attempting to add QLayout "" to properties "properties", which already has a layout
[New Thread 1121466688 (LWP 30750)]
[Thread 1121466688 (LWP 30750) exited]
terminate called after throwing an instance of 'boost::exception_detail::clone_impl<boost::exception_detail::error_info_injector<boost::bad_lexical_cast> >'
  what(): bad lexical cast: source type value could not be interpreted as target

Program received signal SIGABRT, Aborted.
[Switching to Thread 1084275008 (LWP 30684)]
0x00007f22f035f665 in raise () from /lib64/libc.so.6
(gdb)