I think this crash come from this patch:
Revision: Unknown
Date 23:10:2008. Time 13:24
//=====================================================
*** Hardware ***
Processor: Dual Core AMD Opteron(tm) Processor 165
Number Of Processors: 2
Physical Memory: 2096592 KB (Available: 1413176 KB)
Commit Charge Limit: 3991712 KB
*** Operation System ***
Microsoft Windows Server 2003 Standard Edition Service Pack 2 (Version 5.2, Build 3790)
//=====================================================
Exception code: C0000005 ACCESS_VIOLATION
Fault address: 00493CFC 01:00092CFC D:\\Lordearon\\Server\\mangos\\mangosd.exe
Registers:
EAX:0824B54E
EBX:0BAC8D00
ECX:00000000
EDX:00000001
ESI:0C0D6238
EDI:00000000
CS:EIP:001B:00493CFC
SS:ESP:0023:0F0DFB64 EBP:0C0D6238
DS:0023 ES:0023 FS:003B GS:0000
Flags:00010246
Call stack:
Address Frame Function SourceFile
00493CFC 00000000 MaNGOS::XP::Gain+3C
004C079D 00000000 Player::RewardPlayerAndGroupAtKill+8D
00456FE5 00000000 Unit::DealDamage+575
006A3045 00000000 Spell::EffectWeaponDmg+5F5
005C858F 00000000 Spell::HandleEffects+AF
005C99AD 00000000 Spell::DoSpellHitOnUnit+2ED
005CA567 00000000 Spell::DoAllEffectOnTarget+87
005CC835 00000000 Spell::handle_immediate+65
005D214A 00000000 Spell::cast+27A
0045A15C 00000000 Unit::AttackerStateUpdate+8C
004C392A 00000000 Player::Update+2AA
004F0C81 00000000 ObjectAccessor::Update+91
004D1729 00000000 Map::Update+89
0074A6C8 00000000 GetFileAttributesA+890A
12000000 00000000 00
Is this the problem?