Level Editor suddently close

[Adrien2002]

Sorry for the mega delay...

backtrace, after crash, only say me that

(gdb) backtrace
#0 0x000000000058a56b in ?? ()

I don't know if it can help you

The whole informations are :

Starting program: /home/adrien2002/Amnesia/LevelEditor.bin64 LevelEditor.bin64
[Thread debugging using libthread_db enabled]
[New Thread 0x7fffee6f5700 (LWP 3694)]
[New Thread 0x7fffe94d3700 (LWP 3695)]
[New Thread 0x7fffe4cd1700 (LWP 3696)]
[New Thread 0x7fffe44d0700 (LWP 3697)]
[Thread 0x7fffe4cd1700 (LWP 3696) exited]
[Thread 0x7fffe44d0700 (LWP 3697) exited]
[Thread 0x7fffe94d3700 (LWP 3695) exited]
[New Thread 0x7fffe94d3700 (LWP 3698)]
[New Thread 0x7fffe44d0700 (LWP 3699)]
[New Thread 0x7fffe4cd1700 (LWP 3700)]
[Thread 0x7fffe44d0700 (LWP 3699) exited]
[Thread 0x7fffe4cd1700 (LWP 3700) exited]
[Thread 0x7fffe94d3700 (LWP 3698) exited]
[New Thread 0x7fffe94d3700 (LWP 3701)]
[New Thread 0x7fffe4cd1700 (LWP 3702)]

Program received signal SIGSEGV, Segmentation fault.
0x000000000058a56b in ?? ()