(gdb) thread apply all bt Thread 23 (Thread 0x7fffce069700 (LWP 5046)): #0 0x00007ffff069483d in nanosleep () from /lib/x86_64-linux-gnu/libc.so.6 #1 0x00007ffff06c2774 in usleep () from /lib/x86_64-linux-gnu/libc.so.6 #2 0x00007ffff735fc94 in ARDOUR::AutomationWatch::thread (this=0x1c84fa40) at ../libs/ardour/automation_watch.cc:137 #3 0x00007ffff73631e8 in boost::_mfi::mf0::operator() (this=0x1c86e5b0, p=0x1c84fa40) at /usr/include/boost/bind/mem_fn_template.hpp:49 #4 0x00007ffff7362e54 in boost::_bi::list1 >::operator(), boost::_bi::list0> ( this=0x1c86e5c0, f=..., a=...) at /usr/include/boost/bind/bind.hpp:253 #5 0x00007ffff7362a1f in boost::_bi::bind_t, boost::_bi::list1 > >::operator() (this=0x1c86e5b0) at /usr/include/boost/bind/bind_template.hpp:20 #6 0x00007ffff73629b4 in sigc::adaptor_functor, boost::_bi::list1 > > >::operator() (this=0x1c86e5b0) at /usr/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:251 #7 0x00007ffff736253a in sigc::internal::slot_call0, boost::_bi::list1 > >, void>::call_it (rep=0x1c86e580) at /usr/include/sigc++-2.0/sigc++/functors/slot.h:103 #8 0x00007ffff57b7f9d in ?? () from /usr/lib/x86_64-linux-gnu/libglibmm-2.4.so.1 #9 0x00007ffff50989e5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #10 0x00007ffff1ec3e9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #11 0x00007ffff06c8cbd in clone () from /lib/x86_64-linux-gnu/libc.so.6 #12 0x0000000000000000 in ?? () Thread 22 (Thread 0x7fffce86a700 (LWP 5045)): #0 0x00007ffff1ecb52d in nanosleep () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x00007ffff509a0a2 in g_usleep () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007ffff7315e92 in ARDOUR::AudioEngine::meter_thread (this=0x2646b50) at ../libs/ardour/audioengine.cc:764 #3 0x00007ffff7328110 in boost::_mfi::mf0::operator() (this=0x1232a5b0, p=0x2646b50) at /usr/include/boost/bind/mem_fn_template.hpp:49 #4 0x00007ffff7327b64 in boost::_bi::list1 >::operator(), boost::_bi::list0> ( this=0x1232a5c0, f=..., a=...) at /usr/include/boost/bind/bind.hpp:253 #5 0x00007ffff7327049 in boost::_bi::bind_t, boost::_bi::list1 > >::operator() ( this=0x1232a5b0) at /usr/include/boost/bind/bind_template.hpp:20 #6 0x00007ffff7326388 in sigc::adaptor_functor, boost::_bi::list1 > > >::operator() (this=0x1232a5b0) at /usr/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:251 #7 0x00007ffff7324cee in sigc::internal::slot_call0, boost::_bi::list1 > >, void>::call_it (rep=0x1232a580) at /usr/include/sigc++-2.0/sigc++/functors/slot.h:103 #8 0x00007ffff57b7f9d in ?? () from /usr/lib/x86_64-linux-gnu/libglibmm-2.4.so.1 #9 0x00007ffff50989e5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #10 0x00007ffff1ec3e9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #11 0x00007ffff06c8cbd in clone () from /lib/x86_64-linux-gnu/libc.so.6 #12 0x0000000000000000 in ?? () Thread 21 (Thread 0x7fffdb12e700 (LWP 5044)): #0 0x00007ffff06bd303 in poll () from /lib/x86_64-linux-gnu/libc.so.6 #1 0x00007ffff5077036 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007ffff507749a in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007ffff5eb31ef in BaseUI::main_thread (this=0x83657e0) at ../libs/pbd/base_ui.cc:80 #4 0x00007ffff5eb6929 in sigc::bound_mem_functor0::operator() (this=0x8365f98) at /usr/include/sigc++-2.0/sigc++/functors/mem_fun.h:1787 #5 0x00007ffff5eb666a in sigc::adaptor_functor >::operator() (this=0x8365f90) at /usr/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:251 ---Type to continue, or q to quit--- #6 0x00007ffff5eb6051 in sigc::internal::slot_call0, void>::call_it (rep=0x8365f60) at /usr/include/sigc++-2.0/sigc++/functors/slot.h:103 #7 0x00007ffff57b7f9d in ?? () from /usr/lib/x86_64-linux-gnu/libglibmm-2.4.so.1 #8 0x00007ffff50989e5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #9 0x00007ffff1ec3e9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #10 0x00007ffff06c8cbd in clone () from /lib/x86_64-linux-gnu/libc.so.6 #11 0x0000000000000000 in ?? () Thread 20 (Thread 0x7fff8430f800 (LWP 5043)): #0 0x00007ffff06bd303 in poll () from /lib/x86_64-linux-gnu/libc.so.6 #1 0x00007ffff7372615 in ARDOUR::Butler::thread_work (this=0x437b110) at ../libs/ardour/butler.cc:150 #2 0x00007ffff737256f in ARDOUR::Butler::_thread_work (arg=0x437b110) at ../libs/ardour/butler.cc:134 #3 0x00007ffff5eda228 in fake_thread_start (arg=0x8365620) at ../libs/pbd/pthread_utils.cc:80 #4 0x00007ffff1ec3e9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #5 0x00007ffff06c8cbd in clone () from /lib/x86_64-linux-gnu/libc.so.6 #6 0x0000000000000000 in ?? () Thread 19 (Thread 0x7fff84391700 (LWP 5042)): #0 0x00007ffff1ec9fd0 in sem_wait () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x00007ffff7434888 in PBD::ProcessSemaphore::wait (this=0x4762e40) at /home/daeavelwyn/ardour3-from-git/3.0/libs/pbd/pbd/semutils.h:41 #2 0x00007ffff7432497 in ARDOUR::Graph::restart_cycle (this=0x4762d60) at ../libs/ardour/graph.cc:254 #3 0x00007ffff7432461 in ARDOUR::Graph::dec_ref (this=0x4762d60) at ../libs/ardour/graph.cc:241 #4 0x00007ffff74388e2 in ARDOUR::GraphNode::finish (this=0xdcfd648, chain=1) at ../libs/ardour/graphnode.cc:71 #5 0x00007ffff7432ff9 in ARDOUR::Graph::run_one (this=0x4762d60) at ../libs/ardour/graph.cc:394 #6 0x00007ffff74331e1 in ARDOUR::Graph::helper_thread (this=0x4762d60) at ../libs/ardour/graph.cc:411 #7 0x00007ffff743826a in boost::_mfi::mf0::operator() (this=0x7fff84390be8, p=0x4762d60) at /usr/include/boost/bind/mem_fn_template.hpp:49 #8 0x00007ffff7437ec0 in boost::_bi::list1 >::operator(), boost::_bi::list0> (this=0x7fff84390bf8, f=..., a=...) at /usr/include/boost/bind/bind.hpp:253 #9 0x00007ffff7437bb3 in boost::_bi::bind_t, boost::_bi::list1 > >::operator() ( this=0x7fff84390be8) at /usr/include/boost/bind/bind_template.hpp:20 #10 0x00007ffff7437775 in boost::detail::function::void_function_obj_invoker0, boost::_bi::list1 > >, void>::invoke (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:153 #11 0x0000000000e44992 in boost::function0::operator() (this=0x7fff84390be0) at /usr/include/boost/function/function_template.hpp:1013 #12 0x00007ffff73191ab in ARDOUR::AudioEngine::_start_process_thread (arg=0x433fc60) at ../libs/ardour/audioengine.cc:1572 #13 0x00007ffff1ec3e9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #14 0x00007ffff06c8cbd in clone () from /lib/x86_64-linux-gnu/libc.so.6 #15 0x0000000000000000 in ?? () Thread 18 (Thread 0x7fff84412700 (LWP 5041)): #0 0x00007ffff1ec9fd0 in sem_wait () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x00007ffff7434888 in PBD::ProcessSemaphore::wait (this=0x4762e20) at /home/daeavelwyn/ardour3-from-git/3.0/libs/pbd/pbd/semutils.h:41 #2 0x00007ffff7432e87 in ARDOUR::Graph::run_one (this=0x4762d60) at ../libs/ardour/graph.cc:380 #3 0x00007ffff743340f in ARDOUR::Graph::main_thread (this=0x4762d60) at ../libs/ardour/graph.cc:449 #4 0x00007ffff743826a in boost::_mfi::mf0::operator() (this=0x7fff84411be8, p=0x4762d60) at /usr/include/boost/bind/mem_fn_template.hpp:49 #5 0x00007ffff7437ec0 in boost::_bi::list1 >::operator(), boost::_bi::list0> (this=0x7fff84411bf8, f=..., a=...) at /usr/include/boost/bind/bind.hpp:253 #6 0x00007ffff7437bb3 in boost::_bi::bind_t, boost::_bi::list1 > >::operator() ( ---Type to continue, or q to quit--- this=0x7fff84411be8) at /usr/include/boost/bind/bind_template.hpp:20 #7 0x00007ffff7437775 in boost::detail::function::void_function_obj_invoker0, boost::_bi::list1 > >, void>::invoke (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:153 #8 0x0000000000e44992 in boost::function0::operator() (this=0x7fff84411be0) at /usr/include/boost/function/function_template.hpp:1013 #9 0x00007ffff73191ab in ARDOUR::AudioEngine::_start_process_thread (arg=0x433f810) at ../libs/ardour/audioengine.cc:1572 #10 0x00007ffff1ec3e9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #11 0x00007ffff06c8cbd in clone () from /lib/x86_64-linux-gnu/libc.so.6 #12 0x0000000000000000 in ?? () Thread 17 (Thread 0x7fffac0b7700 (LWP 5040)): #0 0x00007ffff1eca0c1 in sem_timedwait () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x00007ffff1763081 in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0 #2 0x00007ffff1746c11 in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0 #3 0x00007ffff174b5d4 in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0 #4 0x00007ffff1745304 in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0 #5 0x00007ffff17451c6 in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0 #6 0x00007ffff1743192 in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0 #7 0x00007ffff173ebed in jack_cycle_wait () from /usr/lib/x86_64-linux-gnu/libjack.so.0 #8 0x00007ffff7314d5e in ARDOUR::AudioEngine::process_thread (this=0x2646b50) at ../libs/ardour/audioengine.cc:446 #9 0x00007ffff7314582 in ARDOUR::AudioEngine::_process_thread (arg=0x2646b50) at ../libs/ardour/audioengine.cc:337 #10 0x00007ffff1743165 in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0 #11 0x00007ffff17622c4 in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0 #12 0x00007ffff1ec3e9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #13 0x00007ffff06c8cbd in clone () from /lib/x86_64-linux-gnu/libc.so.6 #14 0x0000000000000000 in ?? () Thread 16 (Thread 0x7fffd82a8700 (LWP 5039)): #0 0x00007ffff1ecad2d in read () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x00007ffff176466a in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0 #2 0x00007ffff1767ab7 in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0 #3 0x00007ffff17677de in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0 #4 0x00007ffff17622c4 in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0 #5 0x00007ffff1ec3e9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #6 0x00007ffff06c8cbd in clone () from /lib/x86_64-linux-gnu/libc.so.6 #7 0x0000000000000000 in ?? () Thread 15 (Thread 0x7fffd8329700 (LWP 5038)): #0 0x00007ffff1ec7d84 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x00007ffff176370c in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0 #2 0x00007ffff175f98b in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0 #3 0x00007ffff17622c4 in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0 #4 0x00007ffff1ec3e9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #5 0x00007ffff06c8cbd in clone () from /lib/x86_64-linux-gnu/libc.so.6 #6 0x0000000000000000 in ?? () Thread 7 (Thread 0x7fffdbfff700 (LWP 5030)): #0 0x00007ffff1ec7d84 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 ---Type to continue, or q to quit--- #1 0x00007ffff50b282f in g_cond_wait () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007ffff72cdb9f in ARDOUR::Analyser::work () at ../libs/ardour/analyser.cc:81 #3 0x00007ffff72cd991 in analyser_work () at ../libs/ardour/analyser.cc:46 #4 0x000000000139dddb in sigc::pointer_functor0::operator() (this=0x2162538) at /usr/include/sigc++-2.0/sigc++/functors/ptr_fun.h:77 #5 0x000000000139b614 in sigc::adaptor_functor >::operator() (this=0x2162530) at /usr/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:251 #6 0x00000000013981b1 in sigc::internal::slot_call0, void>::call_it (rep=0x2162500) at /usr/include/sigc++-2.0/sigc++/functors/slot.h:103 #7 0x00007ffff57b7f9d in ?? () from /usr/lib/x86_64-linux-gnu/libglibmm-2.4.so.1 #8 0x00007ffff50989e5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #9 0x00007ffff1ec3e9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #10 0x00007ffff06c8cbd in clone () from /lib/x86_64-linux-gnu/libc.so.6 #11 0x0000000000000000 in ?? () Thread 6 (Thread 0x7fffe0eae700 (LWP 5029)): #0 0x00007ffff1ec7d84 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x00007ffff50b282f in g_cond_wait () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007ffff76adc8f in peak_thread_work () at ../libs/ardour/source_factory.cc:68 #3 0x000000000139dddb in sigc::pointer_functor0::operator() (this=0x215f338) at /usr/include/sigc++-2.0/sigc++/functors/ptr_fun.h:77 #4 0x000000000139b614 in sigc::adaptor_functor >::operator() (this=0x215f330) at /usr/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:251 #5 0x00000000013981b1 in sigc::internal::slot_call0, void>::call_it (rep=0x215f300) at /usr/include/sigc++-2.0/sigc++/functors/slot.h:103 #6 0x00007ffff57b7f9d in ?? () from /usr/lib/x86_64-linux-gnu/libglibmm-2.4.so.1 #7 0x00007ffff50989e5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #8 0x00007ffff1ec3e9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #9 0x00007ffff06c8cbd in clone () from /lib/x86_64-linux-gnu/libc.so.6 #10 0x0000000000000000 in ?? () Thread 5 (Thread 0x7fffe16af700 (LWP 5028)): #0 0x00007ffff1ec7d84 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x00007ffff50b282f in g_cond_wait () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007ffff76adc8f in peak_thread_work () at ../libs/ardour/source_factory.cc:68 #3 0x000000000139dddb in sigc::pointer_functor0::operator() (this=0x2123c38) at /usr/include/sigc++-2.0/sigc++/functors/ptr_fun.h:77 #4 0x000000000139b614 in sigc::adaptor_functor >::operator() (this=0x2123c30) at /usr/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:251 #5 0x00000000013981b1 in sigc::internal::slot_call0, void>::call_it (rep=0x2123c00) at /usr/include/sigc++-2.0/sigc++/functors/slot.h:103 #6 0x00007ffff57b7f9d in ?? () from /usr/lib/x86_64-linux-gnu/libglibmm-2.4.so.1 #7 0x00007ffff50989e5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #8 0x00007ffff1ec3e9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #9 0x00007ffff06c8cbd in clone () from /lib/x86_64-linux-gnu/libc.so.6 #10 0x0000000000000000 in ?? () Thread 4 (Thread 0x7fffe1eb0700 (LWP 5027)): #0 0x00007ffff069483d in nanosleep () from /lib/x86_64-linux-gnu/libc.so.6 #1 0x00007ffff06c2774 in usleep () from /lib/x86_64-linux-gnu/libc.so.6 #2 0x00000000015e408b in gui_event_loop (ptr=0x0) at ../gtk2_ardour/linux_vst_gui_support.cc:380 #3 0x00007ffff1ec3e9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #4 0x00007ffff06c8cbd in clone () from /lib/x86_64-linux-gnu/libc.so.6 #5 0x0000000000000000 in ?? () Thread 3 (Thread 0x7fffe31dd700 (LWP 5024)): ---Type to continue, or q to quit--- #0 0x00007ffff06bd303 in poll () from /lib/x86_64-linux-gnu/libc.so.6 #1 0x00007ffff5077036 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007ffff507749a in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007fffecd20406 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0 #4 0x00007ffff50989e5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #5 0x00007ffff1ec3e9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #6 0x00007ffff06c8cbd in clone () from /lib/x86_64-linux-gnu/libc.so.6 #7 0x0000000000000000 in ?? () Thread 2 (Thread 0x7fffe39de700 (LWP 5023)): #0 0x00007ffff06bd303 in poll () from /lib/x86_64-linux-gnu/libc.so.6 #1 0x00007ffff5077036 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007ffff507749a in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007fffe39e698b in ?? () from /usr/lib/x86_64-linux-gnu/gio/modules/libdconfsettings.so #4 0x00007ffff50989e5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #5 0x00007ffff1ec3e9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #6 0x00007ffff06c8cbd in clone () from /lib/x86_64-linux-gnu/libc.so.6 #7 0x0000000000000000 in ?? () Thread 1 (Thread 0x7ffff7fa09c0 (LWP 5022)): #0 0x00007fffe27af630 in ?? () from /usr/lib/x86_64-linux-gnu/gtk-2.0/2.10.0/engines/libmurrine.so #1 0x00007ffff55499c5 in ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 #2 0x00007ffff5552099 in g_signal_emit_valist () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 #3 0x00007ffff5552242 in g_signal_emit () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 #4 0x00007ffff4c4cc5e in gtk_widget_realize () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0 #5 0x00007ffff4c57765 in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0 #6 0x00007ffff5538eca in ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 #7 0x00007ffff5551741 in g_signal_emit_valist () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 #8 0x00007ffff5552242 in g_signal_emit () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 #9 0x00007ffff4c4dc16 in gtk_widget_show () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0 #10 0x00007ffff4c04ca4 in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0 #11 0x00007ffff4c04fed in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0 #12 0x00007ffff4760d56 in ?? () from /usr/lib/x86_64-linux-gnu/libgdk-x11-2.0.so.0 #13 0x00007ffff507791b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #14 0x00007ffff5076d53 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #15 0x00007ffff50770a0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #16 0x00007ffff507749a in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #17 0x00007ffff4b292f7 in gtk_main () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0 #18 0x00007ffff6299dab in Gtkmm2ext::UI::run (this=0x1ecc240, old_receiver=...) at ../libs/gtkmm2ext/gtk_ui.cc:270 #19 0x00000000011fd97f in main (argc=1, argv=0x7fffffffd6c8) at ../gtk2_ardour/main.cc:525