Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread 0x7fb358148750 (LWP 515)]
0x000000000083af7e in CFireProjectile::Draw ()
(gdb) thread apply all bt full

Thread 6 (Thread 0x436e8950 (LWP 524)):
#0  0x00007fb354a04bb6 in poll () from /lib/libc.so.6
No symbol table info available.
#1  0x00007fb351253c19 in ?? () from /usr/lib/libasound.so.2
No symbol table info available.
#2  0x00007fb357d82d4f in ?? () from /usr/lib/libopenal.so.1
No symbol table info available.
#3  0x00007fb357d7d28a in ?? () from /usr/lib/libopenal.so.1
No symbol table info available.
#4  0x00007fb355b12097 in start_thread () from /lib/libpthread.so.0
No symbol table info available.
#5  0x00007fb354a0cccd in clone () from /lib/libc.so.6
No symbol table info available.
#6  0x0000000000000000 in ?? ()
No symbol table info available.

Thread 4 (Thread 0x426e6950 (LWP 520)):
#0  0x00007fb3549f7b57 in sched_yield () from /lib/libc.so.6
No symbol table info available.
#1  0x000000000094e7b5 in SpringApp::Sim ()
No locals.
warning: (Internal error: pc 0x955042 in read in psymtab, but not in symtab.)

warning: (Internal error: pc 0x955042 in read in psymtab, but not in symtab.)

#2  0x0000000000955043 in SpringApp::Simcb ()
warning: (Internal error: pc 0x955042 in read in psymtab, but not in symtab.)

No locals.
warning: (Internal error: pc 0x955042 in read in psymtab, but not in symtab.)

warning: (Internal error: pc 0x95503a in read in psymtab, but not in symtab.)

warning: (Internal error: pc 0x9553ae in read in psymtab, but not in symtab.)

warning: (Internal error: pc 0x9553ae in read in psymtab, but not in symtab.)

#3  0x00000000009553af in gmlClientServer<void, int, CUnit*>::gmlClientAux ()
warning: (Internal error: pc 0x9553ae in read in psymtab, but not in symtab.)

No locals.
warning: (Internal error: pc 0x9553ae in read in psymtab, but not in symtab.)

warning: (Internal error: pc 0x955050 in read in psymtab, but not in symtab.)

#4  0x00000000006a8ce1 in boost::thread::thread_data<boost::_bi::bind_t<void, boost::_mfi::mf0<void, gmlClientServer<void, int, CUnit*> >, boost::_bi::list1<boost::_bi::value<gmlClientServer<void, int, CUnit*>*> > > >::run ()
No locals.
#5  0x00007fb35567471e in thread_proxy () from /usr/lib/libboost_thread-mt.so
No symbol table info available.
#6  0x00007fb355b12097 in start_thread () from /lib/libpthread.so.0
No symbol table info available.
#7  0x00007fb354a0cccd in clone () from /lib/libc.so.6
No symbol table info available.
#8  0x0000000000000000 in ?? ()
No symbol table info available.

Thread 3 (Thread 0x41df4950 (LWP 519)):
#0  0x00007fb355b169b9 in pthread_cond_wait@@GLIBC_2.3.2 ()
   from /lib/libpthread.so.0
No symbol table info available.
#1  0x00000000006a9fb7 in boost::barrier::wait ()
No locals.
#2  0x00000000006abca9 in gmlClientServer<void, int, CUnit*>::gmlClient ()
---Type <return> to continue, or q <return> to quit---
No locals.
#3  0x00000000006a8ce1 in boost::thread::thread_data<boost::_bi::bind_t<void, boost::_mfi::mf0<void, gmlClientServer<void, int, CUnit*> >, boost::_bi::list1<boost::_bi::value<gmlClientServer<void, int, CUnit*>*> > > >::run ()
No locals.
#4  0x00007fb35567471e in thread_proxy () from /usr/lib/libboost_thread-mt.so
No symbol table info available.
#5  0x00007fb355b12097 in start_thread () from /lib/libpthread.so.0
No symbol table info available.
#6  0x00007fb354a0cccd in clone () from /lib/libc.so.6
No symbol table info available.
#7  0x0000000000000000 in ?? ()
No symbol table info available.

Thread 2 (Thread 0x40f62950 (LWP 518)):
#0  0x00007fb355b19b31 in nanosleep () from /lib/libpthread.so.0
No symbol table info available.
#1  0x00007fb355d6e9b4 in SDL_Delay () from /usr/lib/libSDL-1.2.so.0
No symbol table info available.
#2  0x00007fb355d6e9ee in ?? () from /usr/lib/libSDL-1.2.so.0
No symbol table info available.
#3  0x00007fb355d37237 in ?? () from /usr/lib/libSDL-1.2.so.0
No symbol table info available.
---Type <return> to continue, or q <return> to quit---
#4  0x00007fb355d6ba99 in ?? () from /usr/lib/libSDL-1.2.so.0
No symbol table info available.
#5  0x00007fb355b12097 in start_thread () from /lib/libpthread.so.0
No symbol table info available.
#6  0x00007fb354a0cccd in clone () from /lib/libc.so.6
No symbol table info available.
#7  0x0000000000000000 in ?? ()
No symbol table info available.

Thread 1 (Thread 0x7fb358148750 (LWP 515)):
#0  0x000000000083af7e in CFireProjectile::Draw ()
No locals.
#1  0x0000000000817ea5 in CProjectileHandler::Draw ()
No locals.
#2  0x000000000048dd5b in CGame::DrawWorld ()
No locals.
#3  0x0000000000497565 in CGame::Draw ()
No locals.
#4  0x000000000095114b in SpringApp::Update ()
No locals.
#5  0x0000000000954684 in SpringApp::Run ()
No locals.
#6  0x000000000091f6ca in Run ()
No locals.
#7  0x000000000091f75c in main ()
No locals.