Wow error log : 
==============================================================================
World of WarCraft (build 5875)
Exe:      C:\Program Files (x86)\WoW\(1.12.1) - Classic Client\WoW.exe
Time:     Jul 18, 2015  3:32:50.523 PM
User:     xxxx
Computer: xxxx
------------------------------------------------------------------------------
This application has encountered a critical error:
ERROR #132 (0x85100084) Fatal Exception
Program:	C:\Program Files (x86)\WoW\(1.12.1) - Classic Client\WoW.exe
Exception:	0xC0000005 (ACCESS_VIOLATION) at 0023:0041911B
The instruction at "0x0041911B" referenced memory at "0x451C4000".
The memory could not be "written".
WoWBuild: 5875
------------------------------------------------------------------------------
----------------------------------------
    x86 Registers
----------------------------------------
EAX=451C4000  EBX=00000000  ECX=126A4008  EDX=000012C7  ESI=0018FDE8
EDI=000BE90D  EBP=0018FD90  ESP=0018FD88  EIP=0041911B  FLG=00210202
CS =0023      DS =002B      ES =002B      SS =002B      FS =0053      GS =002B
----------------------------------------
    Stack Trace (Manual)
----------------------------------------
Address  Frame    Logical addr  Module
0041911B 0018FD90 0001:0001811B C:\Program Files (x86)\WoW\(1.12.1) - Classic Client\WoW.exe
004AABDF 0018FDB8 0001:000A9BDF C:\Program Files (x86)\WoW\(1.12.1) - Classic Client\WoW.exe
00537AE7 0018FDD4 0001:00136AE7 C:\Program Files (x86)\WoW\(1.12.1) - Classic Client\WoW.exe
00537CA5 0018FE00 0001:00136CA5 C:\Program Files (x86)\WoW\(1.12.1) - Classic Client\WoW.exe
00538541 0018FE28 0001:00137541 C:\Program Files (x86)\WoW\(1.12.1) - Classic Client\WoW.exe
005B3DE3 0018FE68 0001:001B2DE3 C:\Program Files (x86)\WoW\(1.12.1) - Classic Client\WoW.exe
00421022 0018FED8 0001:00020022 C:\Program Files (x86)\WoW\(1.12.1) - Classic Client\WoW.exe
00420BF1 0018FEF0 0001:0001FBF1 C:\Program Files (x86)\WoW\(1.12.1) - Classic Client\WoW.exe
0040411E 0018FF80 0001:0000311E C:\Program Files (x86)\WoW\(1.12.1) - Classic Client\WoW.exe
77317C04 0018FF94 0001:00007C04 C:\Windows\SYSTEM32\KERNEL32.DLL
77C7AD1F 0018FFDC 0001:00059D1F C:\Windows\SYSTEM32\ntdll.dll
77C7ACEA 0018FFEC 0001:00059CEA C:\Windows\SYSTEM32\ntdll.dll
----------------------------------------
    Stack Trace (Using DBGHELP.DLL)
----------------------------------------
0041911B WoW.exe      <unknown symbol>+0 (0x451C4000,0x000002E0,0x09F04008,0x0018FDE8)
----------------------------------------
    Loaded Modules
----------------------------------------
0x00400000 - 0x00D06000  C:\Program Files (x86)\WoW\(1.12.1) - Classic Client\WoW.exe
0x00D10000 - 0x00DA6000  C:\Program Files (x86)\WoW\(1.12.1) - Classic Client\fmod.dll
0x05220000 - 0x05363000  C:\Windows\system32\nvspcap.dll
0x0F000000 - 0x0F006000  C:\Program Files (x86)\NVIDIA Corporation\CoProcManager\detoured.dll
0x10000000 - 0x10069000  C:\Program Files (x86)\WoW\(1.12.1) - Classic Client\DivxDecoder.dll
0x30C80000 - 0x30D98000  C:\Program Files (x86)\WoW\(1.12.1) - Classic Client\dbghelp.dll
0x69240000 - 0x6924A000  C:\Windows\SYSTEM32\ondemandconnroutehelper.dll
0x69300000 - 0x69336000  C:\Windows\SYSTEM32\wdmaud.drv
0x693D0000 - 0x6A140000  C:\Windows\system32\nvd3dum.dll
0x6A140000 - 0x6A4AA000  C:\Windows\SYSTEM32\igdusc32.dll
0x6A4B0000 - 0x6B70E000  C:\Windows\system32\igdumdim32.dll
0x6B710000 - 0x6B7EE000  C:\Windows\SYSTEM32\nvumdshim.dll
0x6B7F0000 - 0x6B9C3000  C:\Windows\SYSTEM32\d3d9.dll
0x6B9D0000 - 0x6BAAE000  C:\Windows\SYSTEM32\OPENGL32.dll
0x6BAB0000 - 0x6BE26000  C:\Windows\SYSTEM32\msi.dll
0x6BE30000 - 0x6BF1C000  C:\Windows\SYSTEM32\DDRAW.dll
0x6BF20000 - 0x6BF9F000  C:\Windows\SYSTEM32\mscms.dll
0x6CB10000 - 0x6CB99000  C:\Windows\WinSxS\x86_microsoft.windows.common-controls_6595b64144ccf1df_5.82.9600.17810_none_7c5b6194aa0716f1\COMCTL32.dll
0x6CBC0000 - 0x6CBD7000  C:\Windows\SYSTEM32\MSACM32.dll
0x6CBE0000 - 0x6CC54000  C:\Windows\AppPatch\AcSpecfc.DLL
0x6CCA0000 - 0x6CD00000  C:\Windows\SYSTEM32\AUDIOSES.DLL
0x6CDC0000 - 0x6CE00000  C:\Windows\system32\powrprof.dll
0x6CE00000 - 0x6CE53000  C:\Windows\System32\MMDevApi.dll
0x6DE80000 - 0x6DE88000  C:\Windows\System32\rasadhlp.dll
0x6DE90000 - 0x6DED6000  C:\Windows\System32\fwpuclnt.dll
0x6DEE0000 - 0x6DF01000  C:\Program Files (x86)\Bonjour\mdnsNSP.dll
0x6DF10000 - 0x6DF20000  C:\Windows\system32\wshbth.dll
0x6DF20000 - 0x6DF2A000  C:\Windows\System32\winrnr.dll
0x6DF30000 - 0x6DFAE000  C:\Windows\SYSTEM32\DNSAPI.dll
0x6DFB0000 - 0x6DFC4000  C:\Windows\system32\NLAapi.dll
0x6DFD0000 - 0x6DFE6000  C:\Windows\system32\pnrpnsp.dll
0x6DFF0000 - 0x6E001000  C:\Windows\system32\napinsp.dll
0x6E300000 - 0x6E3A0000  C:\Windows\system32\apphelp.dll
0x6E540000 - 0x6E54A000  C:\Windows\SYSTEM32\Secur32.dll
0x6E550000 - 0x6E558000  C:\Windows\SYSTEM32\midimap.dll
0x6EE60000 - 0x6EE7A000  C:\Windows\SYSTEM32\dwmapi.dll
0x6EE80000 - 0x6EE9F000  C:\Program Files (x86)\NVIDIA Corporation\CoProcManager\nvdxgiwrap.dll
0x6EEA0000 - 0x6EECB000  C:\Program Files (x86)\NVIDIA Corporation\CoProcManager\nvd3d9wrap.dll
0x6EED0000 - 0x6F01A000  C:\Windows\SYSTEM32\urlmon.dll
0x6F090000 - 0x6F0A6000  C:\Windows\SYSTEM32\MPR.dll
0x6F1C0000 - 0x6F2AD000  C:\Windows\system32\uxtheme.dll
0x6F2B0000 - 0x6F2B9000  C:\Windows\SYSTEM32\msacm32.drv
0x6F2C0000 - 0x6F2E5000  C:\Windows\SYSTEM32\GLU32.dll
0x6F8D0000 - 0x6F8D7000  C:\Windows\SYSTEM32\DCIMAN32.dll
0x6F8E0000 - 0x6F8EA000  C:\Windows\SYSTEM32\AVRT.dll
0x6F8F0000 - 0x6F8F7000  C:\Windows\SYSTEM32\ksuser.dll
0x6F900000 - 0x6F981000  C:\Windows\SYSTEM32\dsound.dll
0x6FA70000 - 0x6FC76000  C:\Windows\WinSxS\x86_microsoft.windows.common-controls_6595b64144ccf1df_6.0.9600.17810_none_a9edf09f013934e0\Comctl32.dll
0x71660000 - 0x71669000  C:\Windows\SYSTEM32\kernel.appcore.dll
0x72F70000 - 0x72F98000  C:\Windows\SYSTEM32\ntmarta.dll
0x72FA0000 - 0x7303F000  C:\Windows\SYSTEM32\winhttp.dll
0x73040000 - 0x73048000  C:\Windows\SYSTEM32\WINNSI.DLL
0x731E0000 - 0x73200000  C:\Windows\SYSTEM32\IPHLPAPI.DLL
0x73200000 - 0x73432000  C:\Windows\SYSTEM32\iertutil.dll
0x73650000 - 0x73834000  C:\Windows\SYSTEM32\WININET.dll
0x73950000 - 0x7399B000  C:\Windows\SYSTEM32\mswsock.dll
0x739D0000 - 0x739D8000  C:\Windows\SYSTEM32\WSOCK32.dll
0x739E0000 - 0x739FB000  C:\Windows\SYSTEM32\USERENV.dll
0x73A50000 - 0x73A5F000  C:\Windows\SYSTEM32\profapi.dll
0x73A60000 - 0x73AEB000  C:\Windows\SYSTEM32\SHCORE.DLL
0x73AF0000 - 0x73B11000  C:\Windows\SYSTEM32\DEVOBJ.dll
0x73B20000 - 0x73B43000  C:\Windows\SYSTEM32\WINMMBASE.dll
0x74D90000 - 0x74DB3000  C:\Windows\SYSTEM32\WINMM.dll
0x75240000 - 0x75248000  C:\Windows\SYSTEM32\VERSION.dll
0x75250000 - 0x7527E000  C:\Windows\SYSTEM32\nvinit.dll
0x753B0000 - 0x75404000  C:\Windows\SYSTEM32\bcryptPrimitives.dll
0x75410000 - 0x7541A000  C:\Windows\SYSTEM32\CRYPTBASE.dll
0x75420000 - 0x7543E000  C:\Windows\SYSTEM32\SspiCli.dll
0x75450000 - 0x754DD000  C:\Windows\SYSTEM32\clbcatq.dll
0x754E0000 - 0x755A3000  C:\Windows\SYSTEM32\msvcrt.dll
0x755B0000 - 0x755B7000  C:\Windows\SYSTEM32\NSI.dll
0x755C0000 - 0x7563C000  C:\Windows\SYSTEM32\ADVAPI32.dll
0x756D0000 - 0x757E2000  C:\Windows\SYSTEM32\MSCTF.dll
0x757F0000 - 0x7582C000  C:\Windows\SYSTEM32\cfgmgr32.dll
0x75830000 - 0x758EA000  C:\Windows\SYSTEM32\RPCRT4.dll
0x758F0000 - 0x75A78000  C:\Windows\SYSTEM32\CRYPT32.dll
0x75A80000 - 0x75A8E000  C:\Windows\SYSTEM32\MSASN1.dll
0x75A90000 - 0x75B67000  C:\Windows\SYSTEM32\KERNELBASE.dll
0x75B70000 - 0x76E1D000  C:\Windows\SYSTEM32\SHELL32.dll
0x76E20000 - 0x76FD1000  C:\Windows\SYSTEM32\SETUPAPI.dll
0x76FE0000 - 0x76FE6000  C:\Windows\SYSTEM32\PSAPI.DLL
0x76FF0000 - 0x7702D000  C:\Windows\SYSTEM32\WINTRUST.dll
0x771A0000 - 0x772F3000  C:\Windows\SYSTEM32\USER32.dll
0x77300000 - 0x77440000  C:\Windows\SYSTEM32\KERNEL32.DLL
0x77460000 - 0x775DD000  C:\Windows\SYSTEM32\combase.dll
0x775E0000 - 0x77675000  C:\Windows\SYSTEM32\OLEAUT32.dll
0x77680000 - 0x7771B000  C:\Windows\SYSTEM32\COMDLG32.dll
0x77720000 - 0x77849000  C:\Windows\SYSTEM32\ole32.dll
0x778B0000 - 0x778F5000  C:\Windows\SYSTEM32\SHLWAPI.dll
0x77900000 - 0x77A0F000  C:\Windows\SYSTEM32\GDI32.dll
0x77A10000 - 0x77A60000  C:\Windows\SYSTEM32\WS2_32.dll
0x77A60000 - 0x77AA1000  C:\Windows\SYSTEM32\sechost.dll
0x77AB0000 - 0x77AD7000  C:\Windows\SYSTEM32\IMM32.dll
0x77C20000 - 0x77D8E000  C:\Windows\SYSTEM32\ntdll.dll
----------------------------------------
    Memory Dump
----------------------------------------
Code: 16 bytes starting at (EIP = 0041911B)
0041911B: 89 38 8B 4C  11 04 89 48  04 83 46 14  08 5F 8B C6  .8.L...H..F.._..
Stack: 1024 bytes starting at (ESP = 0018FD88)
* = addr                            **                                *       
0018FD80: 7E AC 4A 00  00 00 00 00  C0 E9 B6 00  E8 FD 18 00  ~.J.............
0018FD90: B8 FD 18 00  DF AB 4A 00  00 40 1C 45  E0 02 00 00  
[email protected]....
0018FDA0: 08 40 F0 09  E8 FD 18 00  00 00 00 00  50 00 00 00  
[email protected]...
0018FDB0: 07 00 00 00  88 83 EF 00  D4 FD 18 00  E7 7A 53 00  .............zS.
0018FDC0: 7D BF 02 00  07 00 00 00  88 83 EF 09  08 40 F0 09  }............@..
0018FDD0: 28 42 6E 13  00 FE 18 00  A5 7C 53 00  7D BF 02 00  (Bn......|S.}...
0018FDE0: E8 FD E0 02  08 40 F0 09  E4 F9 7F 00  08 40 6A 12  .....@.......@j.
0018FDF0: 00 00 00 00  FF FF FF FF  03 13 00 00  C7 12 00 00  ................
0018FE00: 28 FE 18 00  41 85 53 00  7D BF 02 00  08 40 6A 12  (...A.S.}....@j.
0018FE10: 03 13 00 00  D5 A2 C2 00  48 FE 18 00  28 90 14 0A  ........H...(...
0018FE20: 8C 83 EF 09  68 FE 18 00  68 FE 18 00  E3 3D 5B 00  ....h...h....=[.
0018FE30: 28 90 14 0A  29 36 40 00  B0 46 42 00  18 C4 CB 04  (...)
[email protected].....
0018FE40: 08 C4 CB 04  00 00 00 00  28 90 14 0A  C8 27 CF 04  ........(....'..
0018FE50: 6C FE 18 00  70 FE 18 00  18 C4 CB 04  01 00 00 00  l...p...........
0018FE60: 06 00 00 00  AC C4 CB 04  D8 FE 18 00  22 10 42 00  ............".B.
0018FE70: 00 00 00 00  02 01 00 00  08 C4 CB 04  00 00 00 00  ................
0018FE80: 5A 0D 42 00  00 10 40 00  00 00 00 00  00 E0 FD 7F  Z.B...@.........
0018FE90: 45 6E 67 69  6E 65 20 31  66 32 30 00  00 00 00 00  Engine 1f20.....
0018FEA0: 00 00 00 00  5F 6D 45 AE  65 6E 00 00  E2 96 C6 77  ...._mE.en.....w
0018FEB0: 18 3D C5 00  00 00 00 00  55 53 00 00  00 00 00 00  .=......US......
0018FEC0: 00 E0 FD 7F  5C C5 C5 77  60 12 AA 75  B4 21 00 00  ....\..w`..u.!..
0018FED0: DB BF 02 00  00 00 00 00  F0 FE 18 00  F1 0B 42 00  ..............B.
0018FEE0: 00 00 00 00  E9 21 40 00  01 00 00 00  01 00 00 00  .....!@.........
0018FEF0: 80 FF 18 00  1E 41 40 00  A0 99 40 00  00 00 40 00  .....A@...@...@.
0018FF00: 00 00 00 00  87 22 E9 00  01 00 00 00  00 10 40 00  ....."........@.
0018FF10: 00 10 40 00  00 E0 FD 7F  05 00 00 C0  87 22 E9 00  ..@.........."..
0018FF20: 01 E0 FF FF  44 00 00 00  80 9B EA 00  D8 DD E9 00  ....D...........
0018FF30: F8 47 EB 00  00 00 00 00  00 00 00 00  00 00 00 00  .G..............
0018FF40: 00 00 00 00  00 00 00 00  00 00 00 00  00 00 00 00  ................
0018FF50: 01 00 00 00  01 00 00 00  00 00 00 00  FF FF FF FF  ................
0018FF60: FF FF FF FF  FF FF FF FF  0C FF 18 00  C4 F7 18 00  ................
0018FF70: CC FF 18 00  40 B1 40 00  60 FE 7F 00  00 00 00 00  ....@.@.`.......
0018FF80: 94 FF 18 00  04 7C 31 77  00 E0 FD 7F  E0 7B 31 77  .....|1w.....{1w
0018FF90: 73 5C D7 AE  DC FF 18 00  1F AD C7 77  00 E0 FD 7F  s\.........w....
0018FFA0: F7 6C 45 AE  00 00 00 00  00 00 00 00  00 E0 FD 7F  .lE.............
0018FFB0: 00 F8 FF FF  01 70 11 02  FA 7F 00 00  A0 B8 78 51  .....p........xQ
0018FFC0: F7 6C 45 AE  A0 FF 18 00  01 E0 FF FF  E4 FF 18 00  .lE.............
0018FFD0: A0 74 CB 77  1B 3E 9A D9  00 00 00 00  EC FF 18 00  .t.w.>..........
0018FFE0: EA AC C7 77  FF FF FF FF  44 02 C6 77  00 00 00 00  ...w....D..w....
0018FFF0: 00 00 00 00  00 10 40 00  00 E0 FD 7F  00 00 00 00  ......@.........
00190000: 41 63 74 78  20 00 00 00  01 00 00 00  0C 33 00 00  Actx ........3..
00190010: DC 00 00 00  00 00 00 00  20 00 00 00  00 00 00 00  ........ .......
00190020: 14 00 00 00  01 00 00 00  07 00 00 00  34 00 00 00  ............4...
00190030: 7C 01 00 00  01 00 00 00  00 00 00 00  00 00 00 00  |...............
00190040: 00 00 00 00  00 00 00 00  00 00 00 00  02 00 00 00  ................
00190050: 4E EF 26 1A  98 02 00 00  44 00 00 00  E0 02 00 00  N.&.....D.......
00190060: 60 02 00 00  00 00 00 00  BA 71 32 F3  40 05 00 00  `........q2.@...
00190070: 4A 00 00 00  8C 05 00 00  1E 03 00 00  00 00 00 00  J...............
00190080: 5B 49 59 2D  AC 08 00 00  32 00 00 00  E0 08 00 00  [IY-....2.......
00190090: 00 03 00 00  00 00 00 00  CD EA CE 32  E0 0B 00 00  ...........2....
001900A0: 42 00 00 00  24 0C 00 00  36 03 00 00  00 00 00 00  B...$...6.......
001900B0: C8 5F 50 38  5C 0F 00 00  5E 00 00 00  BC 0F 00 00  ._P8\...^.......
001900C0: 68 03 00 00  00 00 00 00  44 05 28 B1  24 13 00 00  h.......D.(.$...
001900D0: 56 00 00 00  7C 13 00 00  98 03 00 00  10 00 00 00  V...|...........
001900E0: 09 00 00 00  EC 00 00 00  02 00 00 00  01 00 00 00  ................
001900F0: 7C 01 00 00  D0 15 00 00  01 00 00 00  02 00 00 00  |...............
00190100: 4C 17 00 00  A0 07 00 00  01 00 00 00  03 00 00 00  L...............
00190110: EC 1E 00 00  8C 0E 00 00  01 00 00 00  04 00 00 00  ................
00190120: 78 2D 00 00  14 03 00 00  02 00 00 00  05 00 00 00  x-..............
00190130: 8C 30 00 00  98 00 00 00  02 00 00 00  06 00 00 00  .0..............
00190140: 24 31 00 00  CC 00 00 00  02 00 00 00  07 00 00 00  $1..............
00190150: F0 31 00 00  F0 00 00 00  01 00 00 00  09 00 00 00  .1..............
00190160: E0 32 00 00  28 00 00 00  02 00 00 00  0B 00 00 00  .2..(...........
00190170: 08 33 00 00  04 00 00 00  01 00 00 00  53 73 48 64  .3..........SsHd
00190180: 2C 00 00 00  01 00 00 00  01 00 00 00  01 00 00 00  ,...............
------------------------------------------------------------------------------
======================================================================
Hardware/Driver Information:
Processor:              0x0
Page Size:              4096
Min App Address:        0x10000
Max App Address:        0x7ffeffff
Processor Mask:         0xff
Number of Processors:   8
Processor Type:         586
Allocation Granularity: 65536
Processor Level:        6
Processor Revision:     15363
Percent memory used:    32
Total physical memory:  -1
Free Memory:            -1
Page file:              -1
Total virtual memory:   2147352576