$ /tmp/inst-longomatch/bin/longomatch 
[Info  14:41:28.965] Starting LongoMatch
[Warn  14:41:29.000] Prefix directory not found
[Info  14:41:29.002] Loading config from /home/bunk/.longomatch/longomatch.config
[Info  14:41:29.115] Initializing GStreamer.
[Info  14:41:30.645] GStreamer initialized successfully.
[Info  14:41:30.646] Initializing addins at path: /tmp/inst-longomatch/lib/longomatch/../../lib/longomatch/plugins
** Message: Error: Could not open resource for writing.
dfbvideosink.c(1437): gst_dfbvideosink_change_state (): /GstDfbVideoSink:autovideosink0-actual-sink-dfbvideo:
Failed initializing DirectFB system

[Warn  14:41:30.955] Caught an exception - GLib.GException: Could not open resource for writing. (in `LongoMatch.Multimedia')
  at LongoMatch.Video.Player.GstPlayer..ctor (Int32 width, Int32 height, PlayerUseType type) [0x00000] in <filename unknown>:0 
  at LongoMatch.Video.MultimediaFactory.GetPlayer (Int32 width, Int32 height) [0x00000] in <filename unknown>:0 
  at LongoMatch.Gui.PlayerBin.PlayerInit () [0x00000] in <filename unknown>:0 
  at LongoMatch.Gui.PlayerBin..ctor () [0x00000] in <filename unknown>:0 
  at LongoMatch.Gui.PlayerCapturerBin.Build () [0x00000] in <filename unknown>:0 
  at LongoMatch.Gui.PlayerCapturerBin..ctor () [0x00000] in <filename unknown>:0 
  at LongoMatch.Gui.MainWindow.Build () [0x00000] in <filename unknown>:0 
  at LongoMatch.Gui.MainWindow..ctor (IGUIToolkit guiToolkit) [0x00000] in <filename unknown>:0 
  at LongoMatch.Gui.GUIToolkit..ctor (System.Version version) [0x00000] in <filename unknown>:0 
  at LongoMatch.MainClass.Main (System.String[] args) [0x00000] in <filename unknown>:0 
** Message: Error: GStreamer error: state change failed and some element failed to post a proper error message with the reason for the failure.
gstswitchsink.c(178): gst_switch_sink_commit_new_kid (): /GstGSettingsVideoSink:video-sink:
Failed to set state on new child.

** Message: Error: Could not open resource for writing.
dfbvideosink.c(1437): gst_dfbvideosink_change_state (): /GstDfbVideoSink:video-sink-actual-sink-dfbvideo:
Failed initializing DirectFB system

** Message: Error: Could not initialize supporting library.
gstautovideosink.c(359): gst_auto_video_sink_detect (): /GstAutoVideoSink:video-sink:
Failed to find a supported video sink


(LongoMatchGtk:17256): Gtk-CRITICAL **: IA__gtk_main_quit: assertion `main_loops != NULL' failed
(!) [17283:    0.000] --> Caught signal 24 (unknown origin) <--
Stacktrace:


Native stacktrace:

        mono() [0x4983a9]
        /lib/x86_64-linux-gnu/libpthread.so.0(+0xf210) [0x7f6f10db2210]
        /lib/x86_64-linux-gnu/libc.so.6(gsignal+0x35) [0x7f6f10a2c1e5]
        /lib/x86_64-linux-gnu/libc.so.6(abort+0x148) [0x7f6f10a2f398]
        /usr/lib/x86_64-linux-gnu/libdirect-1.2.so.9(+0xab1e) [0x7f6ef45aab1e]
        /lib/x86_64-linux-gnu/libpthread.so.0(+0xf210) [0x7f6f10db2210]
        /lib/x86_64-linux-gnu/libc.so.6(sigsuspend+0x53) [0x7f6f10a2c573]
        mono() [0x5e0d11]
        /lib/x86_64-linux-gnu/libpthread.so.0(+0xf210) [0x7f6f10db2210]
        /lib/x86_64-linux-gnu/libpthread.so.0(sem_wait+0x2e) [0x7f6f10db098e]
        mono(mono_sem_wait+0x18) [0x5c7ac8]
        mono() [0x517deb]
        mono() [0x59a216]
        mono() [0x5c241a]
        mono() [0x5e2b64]
        /lib/x86_64-linux-gnu/libpthread.so.0(+0x7e0e) [0x7f6f10daae0e]
        /lib/x86_64-linux-gnu/libc.so.6(clone+0x6d) [0x7f6f10adf9ed]

Debug info from gdb:

warning: Could not load shared library symbols for linux-vdso.so.1.
Do you need "set solib-search-path" or "set sysroot"?
85      ../nptl/sysdeps/unix/sysv/linux/x86_64/sem_wait.S: No such file or directory.
[New LWP 20487]
[New LWP 20467]
[New LWP 17283]
[New LWP 17268]
[New LWP 17267]
[New LWP 17266]
[New LWP 17265]
[New LWP 17264]
[New LWP 17263]
[New LWP 17262]
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
sem_wait () at ../nptl/sysdeps/unix/sysv/linux/x86_64/sem_wait.S:85
  Id   Target Id         Frame 
  11   Thread 0x7f6f1054f700 (LWP 17262) "mono" pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
  10   Thread 0x7f6f0fd4e700 (LWP 17263) "mono" pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
  9    Thread 0x7f6f0f54d700 (LWP 17264) "mono" pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
  8    Thread 0x7f6f0ed4c700 (LWP 17265) "mono" pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
  7    Thread 0x7f6f0e54b700 (LWP 17266) "mono" pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
  6    Thread 0x7f6f0dd4a700 (LWP 17267) "mono" pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
  5    Thread 0x7f6f0d549700 (LWP 17268) "mono" pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
  4    Thread 0x7f6f0c254700 (LWP 17283) "mono" 0x00007f6f10db141d in read () at ../sysdeps/unix/syscall-template.S:81
  3    Thread 0x7f6ef82e4700 (LWP 20467) "gdbus" 0x00007f6f10ad424d in poll () at ../sysdeps/unix/syscall-template.S:81
  2    Thread 0x7f6ef5467700 (LWP 20487) "dconf worker" 0x00007f6f10ad424d in poll () at ../sysdeps/unix/syscall-template.S:81
* 1    Thread 0x7f6f118c6740 (LWP 17256) "mono" sem_wait () at ../nptl/sysdeps/unix/sysv/linux/x86_64/sem_wait.S:85

Thread 11 (Thread 0x7f6f1054f700 (LWP 17262)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00000000005e2d63 in ?? ()
#2  0x00000000005dcee5 in ?? ()
#3  0x00000000005e14a7 in ?? ()
#4  0x00007f6f10daae0e in start_thread (arg=0x7f6f1054f700) at pthread_create.c:311
#5  0x00007f6f10adf9ed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 10 (Thread 0x7f6f0fd4e700 (LWP 17263)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00000000005e2d63 in ?? ()
#2  0x00000000005dcee5 in ?? ()
#3  0x00000000005e14a7 in ?? ()
#4  0x00007f6f10daae0e in start_thread (arg=0x7f6f0fd4e700) at pthread_create.c:311
#5  0x00007f6f10adf9ed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 9 (Thread 0x7f6f0f54d700 (LWP 17264)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00000000005e2d63 in ?? ()
#2  0x00000000005dcee5 in ?? ()
#3  0x00000000005e14a7 in ?? ()
#4  0x00007f6f10daae0e in start_thread (arg=0x7f6f0f54d700) at pthread_create.c:311
#5  0x00007f6f10adf9ed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 8 (Thread 0x7f6f0ed4c700 (LWP 17265)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00000000005e2d63 in ?? ()
#2  0x00000000005dcee5 in ?? ()
#3  0x00000000005e14a7 in ?? ()
#4  0x00007f6f10daae0e in start_thread (arg=0x7f6f0ed4c700) at pthread_create.c:311
#5  0x00007f6f10adf9ed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 7 (Thread 0x7f6f0e54b700 (LWP 17266)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00000000005e2d63 in ?? ()
#2  0x00000000005dcee5 in ?? ()
#3  0x00000000005e14a7 in ?? ()
#4  0x00007f6f10daae0e in start_thread (arg=0x7f6f0e54b700) at pthread_create.c:311
#5  0x00007f6f10adf9ed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 6 (Thread 0x7f6f0dd4a700 (LWP 17267)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00000000005e2d63 in ?? ()
#2  0x00000000005dcee5 in ?? ()
#3  0x00000000005e14a7 in ?? ()
#4  0x00007f6f10daae0e in start_thread (arg=0x7f6f0dd4a700) at pthread_create.c:311
#5  0x00007f6f10adf9ed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 5 (Thread 0x7f6f0d549700 (LWP 17268)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00000000005e2d63 in ?? ()
#2  0x00000000005dcee5 in ?? ()
#3  0x00000000005e14a7 in ?? ()
#4  0x00007f6f10daae0e in start_thread (arg=0x7f6f0d549700) at pthread_create.c:311
#5  0x00007f6f10adf9ed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 4 (Thread 0x7f6f0c254700 (LWP 17283)):
#0  0x00007f6f10db141d in read () at ../sysdeps/unix/syscall-template.S:81
#1  0x000000000049853b in ?? ()
#2  <signal handler called>
#3  0x00007f6f10a2c1e5 in __GI_raise (sig=sig@entry=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:56
#4  0x00007f6f10a2f398 in __GI_abort () at abort.c:90
#5  0x00007f6ef45aab1e in ?? () from /usr/lib/x86_64-linux-gnu/libdirect-1.2.so.9
#6  <signal handler called>
#7  0x00007f6f10a2c573 in do_sigsuspend (set=0x8f2d60) at ../sysdeps/unix/sysv/linux/sigsuspend.c:32
#8  __GI___sigsuspend (set=<optimized out>) at ../sysdeps/unix/sysv/linux/sigsuspend.c:46
#9  0x00000000005e0d11 in ?? ()
#10 <signal handler called>
#11 sem_wait () at ../nptl/sysdeps/unix/sysv/linux/x86_64/sem_wait.S:84
#12 0x00000000005c7ac8 in mono_sem_wait ()
#13 0x0000000000517deb in ?? ()
#14 0x000000000059a216 in ?? ()
#15 0x00000000005c241a in ?? ()
#16 0x00000000005e2b64 in ?? ()
#17 0x00007f6f10daae0e in start_thread (arg=0x7f6f0c254700) at pthread_create.c:311
#18 0x00007f6f10adf9ed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 3 (Thread 0x7f6ef82e4700 (LWP 20467)):
#0  0x00007f6f10ad424d in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f6f04c79194 in g_main_context_poll (priority=2147483647, n_fds=3, fds=0x7f6ef00010c0, timeout=-1, context=0x1851e20) at /tmp/buildd/glib2.0-2.36.4/./glib/gmain.c:3995
#2  g_main_context_iterate (context=0x1851e20, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /tmp/buildd/glib2.0-2.36.4/./glib/gmain.c:3696
#3  0x00007f6f04c795fa in g_main_loop_run (loop=0x1851db0) at /tmp/buildd/glib2.0-2.36.4/./glib/gmain.c:3895
#4  0x00007f6f05b84d26 in gdbus_shared_thread_func (user_data=0x1851df0) at /tmp/buildd/glib2.0-2.36.4/./gio/gdbusprivate.c:278
#5  0x00007f6f04c9d1d5 in g_thread_proxy (data=0x184d9e0) at /tmp/buildd/glib2.0-2.36.4/./glib/gthread.c:798
#6  0x00007f6f10daae0e in start_thread (arg=0x7f6ef82e4700) at pthread_create.c:311
#7  0x00007f6f10adf9ed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 2 (Thread 0x7f6ef5467700 (LWP 20487)):
#0  0x00007f6f10ad424d in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f6f04c79194 in g_main_context_poll (priority=2147483647, n_fds=1, fds=0x7f6eec0010c0, timeout=-1, context=0x189c600) at /tmp/buildd/glib2.0-2.36.4/./glib/gmain.c:3995
#2  g_main_context_iterate (context=context@entry=0x189c600, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /tmp/buildd/glib2.0-2.36.4/./glib/gmain.c:3696
#3  0x00007f6f04c7929c in g_main_context_iteration (context=0x189c600, may_block=1) at /tmp/buildd/glib2.0-2.36.4/./glib/gmain.c:3762
#4  0x00007f6ef5474a1d in ?? () from /usr/lib/x86_64-linux-gnu/gio/modules/libdconfsettings.so
#5  0x00007f6f04c9d1d5 in g_thread_proxy (data=0x189ac50) at /tmp/buildd/glib2.0-2.36.4/./glib/gthread.c:798
#6  0x00007f6f10daae0e in start_thread (arg=0x7f6ef5467700) at pthread_create.c:311
#7  0x00007f6f10adf9ed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 1 (Thread 0x7f6f118c6740 (LWP 17256)):
#0  sem_wait () at ../nptl/sysdeps/unix/sysv/linux/x86_64/sem_wait.S:85
#1  0x00000000005e11ca in ?? ()
#2  0x00000000005d682c in ?? ()
#3  0x00000000005d6dc7 in ?? ()
#4  0x00000000005d72a6 in ?? ()
#5  0x00000000005d732e in ?? ()
#6  0x0000000000518324 in mono_domain_finalize ()
#7  0x00000000004196c0 in ?? ()
#8  0x0000000000473d99 in mono_main ()
#9  0x00007f6f10a18995 in __libc_start_main (main=0x419010, argc=2, ubp_av=0x7fffa70ca0d8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fffa70ca0c8) at libc-start.c:260
#10 0x0000000000419219 in ?? ()
#11 0x00007fffa70ca0c8 in ?? ()
#12 0x0000000000000000 in ?? ()

=================================================================
Got a SIGABRT while executing native code. This usually indicates
a fatal error in the mono runtime or one of the native libraries 
used by your application.
=================================================================

Aborted (core dumped)
$ 