debug

(gdb) run
Starting program: /home/robi/Oxford University Press/New Treetops 4a MDB/linux-x64/New Treetops 4a MDB
warning: Could not load shared library symbols for linux-vdso.so.1.
Do you need "set solib-search-path" or "set sysroot"?
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib64/libthread_db.so.1".

(process:4564): GLib-CRITICAL **: g_slice_set_config: assertion 'sys_page_size == 0' failed
[New Thread 0x7fffea5fd700 (LWP 4570)]
[New Thread 0x7fffe9966700 (LWP 4571)]
[New Thread 0x7fffe9165700 (LWP 4572)]
[New Thread 0x7fffe87ff700 (LWP 4573)]
[New Thread 0x7fffe76a0700 (LWP 4576)]
Fontconfig warning: "/etc/fonts/conf.d/50-user.conf", line 14: reading configurations from ~/.fonts.conf is deprecated.
[New Thread 0x7fffe68ff700 (LWP 4577)]
[New Thread 0x7fffe60fe700 (LWP 4578)]
[New Thread 0x7fffe4fff700 (LWP 4579)]
[New Thread 0x7fffe45ff700 (LWP 4580)]
[New Thread 0x7fffe3bff700 (LWP 4583)]
[New Thread 0x7fffe2fff700 (LWP 4584)]
[New Thread 0x7fffe27fe700 (LWP 4585)]
[New Thread 0x7fffe1ffd700 (LWP 4586)]
[Thread 0x7fffe1ffd700 (LWP 4586) exited]
[New Thread 0x7fffe1ffd700 (LWP 4590)]
[New Thread 0x7fffdea9c700 (LWP 4591)]
[New Thread 0x7fffde29b700 (LWP 4592)]
[New Thread 0x7fffdda9a700 (LWP 4593)]

Program received signal SIGSEGV, Segmentation fault.
0x00007ffff7de71cd in _dl_relocate_object () from /lib64/ld-linux-x86-64.so.2
(gdb) bt
#0  0x00007ffff7de71cd in _dl_relocate_object () from /lib64/ld-linux-x86-64.so.2
#1  0x00007ffff7deee42 in dl_open_worker () from /lib64/ld-linux-x86-64.so.2
#2  0x00007ffff7deaa00 in _dl_catch_error () from /lib64/ld-linux-x86-64.so.2
#3  0x00007ffff7dee5a9 in _dl_open () from /lib64/ld-linux-x86-64.so.2
#4  0x00007ffff79bb1e6 in dlopen_doit () from /lib64/libdl.so.2
#5  0x00007ffff7deaa00 in _dl_catch_error () from /lib64/ld-linux-x86-64.so.2
#6  0x00007ffff79bb78c in _dlerror_run () from /lib64/libdl.so.2
#7  0x00007ffff79bb281 in dlopen () from /lib64/libdl.so.2
#8  0x00007ffff69d7ef6 in PR_LoadLibraryWithFlags ()
   from /home/robi/Oxford University Press/New Treetops 4a MDB/linux-x64/xulrunner/libnspr4.so
#9  0x00007ffff5d0f04a in ?? ()
   from /home/robi/Oxford University Press/New Treetops 4a MDB/linux-x64/xulrunner/libsoftokn3.so
#10 0x00007ffff5d0f0b2 in ?? ()
   from /home/robi/Oxford University Press/New Treetops 4a MDB/linux-x64/xulrunner/libsoftokn3.so
#11 0x00007ffff5d0f28d in ?? ()
   from /home/robi/Oxford University Press/New Treetops 4a MDB/linux-x64/xulrunner/libsoftokn3.so
#12 0x00007ffff69ddf1a in PR_CallOnce ()
   from /home/robi/Oxford University Press/New Treetops 4a MDB/linux-x64/xulrunner/libnspr4.so
#13 0x00007ffff5d10db2 in ?? ()
   from /home/robi/Oxford University Press/New Treetops 4a MDB/linux-x64/xulrunner/libsoftokn3.so
#14 0x00007ffff5cf97e0 in ?? ()
   from /home/robi/Oxford University Press/New Treetops 4a MDB/linux-x64/xulrunner/libsoftokn3.so
#15 0x00007ffff5cf9b67 in ?? ()
   from /home/robi/Oxford University Press/New Treetops 4a MDB/linux-x64/xulrunner/libsoftokn3.so
#16 0x00007ffff5a17178 in ?? () from /home/robi/Oxford University Press/New Treetops 4a MDB/linux-x64/xulrunner/libnss3.so
#17 0x00007ffff5a17691 in ?? () from /home/robi/Oxford University Press/New Treetops 4a MDB/linux-x64/xulrunner/libnss3.so
#18 0x00007ffff5a213f3 in SECMOD_LoadModule ()
   from /home/robi/Oxford University Press/New Treetops 4a MDB/linux-x64/xulrunner/libnss3.so
---Type <return> to continue, or q <return> to quit---
#19 0x00007ffff5a21495 in SECMOD_LoadModule ()
   from /home/robi/Oxford University Press/New Treetops 4a MDB/linux-x64/xulrunner/libnss3.so
#20 0x00007ffff59faa38 in ?? () from /home/robi/Oxford University Press/New Treetops 4a MDB/linux-x64/xulrunner/libnss3.so
#21 0x00007ffff59fb1c3 in NSS_Init ()
   from /home/robi/Oxford University Press/New Treetops 4a MDB/linux-x64/xulrunner/libnss3.so
#22 0x00007fffe00e83a2 in ?? () from /usr/lib64/nsbrowser/plugins/libflashplayer.so
#23 0x00007fffe00c6c0e in ?? () from /usr/lib64/nsbrowser/plugins/libflashplayer.so
#24 0x00007fffdfd61cba in ?? () from /usr/lib64/nsbrowser/plugins/libflashplayer.so
#25 0x00007fffdfd61e7a in ?? () from /usr/lib64/nsbrowser/plugins/libflashplayer.so
#26 0x00007fffe0071205 in ?? () from /usr/lib64/nsbrowser/plugins/libflashplayer.so
#27 0x00007ffff42eaca7 in ?? () from /home/robi/Oxford University Press/New Treetops 4a MDB/linux-x64/xulrunner/libxul.so
#28 0x00007ffff42d8fcf in ?? () from /home/robi/Oxford University Press/New Treetops 4a MDB/linux-x64/xulrunner/libxul.so
#29 0x00007ffff42e5052 in ?? () from /home/robi/Oxford University Press/New Treetops 4a MDB/linux-x64/xulrunner/libxul.so
#30 0x00007ffff42e517a in ?? () from /home/robi/Oxford University Press/New Treetops 4a MDB/linux-x64/xulrunner/libxul.so
#31 0x00007ffff42e5946 in ?? () from /home/robi/Oxford University Press/New Treetops 4a MDB/linux-x64/xulrunner/libxul.so
#32 0x00007ffff3ca8df5 in ?? () from /home/robi/Oxford University Press/New Treetops 4a MDB/linux-x64/xulrunner/libxul.so
#33 0x00007ffff3cab220 in ?? () from /home/robi/Oxford University Press/New Treetops 4a MDB/linux-x64/xulrunner/libxul.so
#34 0x00007ffff3dd10c8 in ?? () from /home/robi/Oxford University Press/New Treetops 4a MDB/linux-x64/xulrunner/libxul.so
#35 0x00007ffff3dd139a in ?? () from /home/robi/Oxford University Press/New Treetops 4a MDB/linux-x64/xulrunner/libxul.so
#36 0x00007ffff3f44f7d in ?? () from /home/robi/Oxford University Press/New Treetops 4a MDB/linux-x64/xulrunner/libxul.so
#37 0x00007ffff3f4847f in ?? () from /home/robi/Oxford University Press/New Treetops 4a MDB/linux-x64/xulrunner/libxul.so
#38 0x00007ffff417f49b in ?? () from /home/robi/Oxford University Press/New Treetops 4a MDB/linux-x64/xulrunner/libxul.so
#39 0x00007ffff4707a2d in ?? () from /home/robi/Oxford University Press/New Treetops 4a MDB/linux-x64/xulrunner/libxul.so
#40 0x00007ffff4710bcc in ?? () from /home/robi/Oxford University Press/New Treetops 4a MDB/linux-x64/xulrunner/libxul.so
#41 0x00007ffff49071fd in ?? () from /home/robi/Oxford University Press/New Treetops 4a MDB/linux-x64/xulrunner/libxul.so
#42 0x00007ffff46f3494 in ?? () from /home/robi/Oxford University Press/New Treetops 4a MDB/linux-x64/xulrunner/libxul.so
#43 0x00007ffff46f3bb7 in ?? () from /home/robi/Oxford University Press/New Treetops 4a MDB/linux-x64/xulrunner/libxul.so
#44 0x00007ffff467e1e1 in JS_CallFunctionValue ()
---Type <return> to continue, or q <return> to quit---
   from /home/robi/Oxford University Press/New Treetops 4a MDB/linux-x64/xulrunner/libxul.so
#45 0x00007ffff4174d8d in ?? () from /home/robi/Oxford University Press/New Treetops 4a MDB/linux-x64/xulrunner/libxul.so
#46 0x00007ffff4170eb9 in ?? () from /home/robi/Oxford University Press/New Treetops 4a MDB/linux-x64/xulrunner/libxul.so
#47 0x00007ffff44db077 in ?? () from /home/robi/Oxford University Press/New Treetops 4a MDB/linux-x64/xulrunner/libxul.so
#48 0x00007ffff44da567 in ?? () from /home/robi/Oxford University Press/New Treetops 4a MDB/linux-x64/xulrunner/libxul.so
#49 0x00007fffe1219d80 in ?? ()
#50 0x00007fffe30ac820 in ?? ()
#51 0x00007fffe1219d80 in ?? ()
#52 0x00007fffe30ac820 in ?? ()
#53 0x00007fffe308b800 in ?? ()
#54 0x0000000000000006 in ?? ()
#55 0x006d002200280024 in ?? ()
#56 0x0000000064746e72 in ?? ()
#57 0x65614c6e746f6569 in ?? ()
#58 0x006d006f00720064 in ?? ()
#59 0x6c61626f6c672f65 in ?? ()
#60 0x626f6c672f2f3a65 in ?? ()
#61 0x6464612d7972746e in ?? ()
#62 0x0000000000000000 in ?? ()