Crashing Game

[spartan299]

hello, i purchased killing floor the other night and i updated it and went to play it and when i joined a server and it was loading the map this error would crash the game and pop up. Build KillingFloor_Build_[2009-02-09_10.82]

OS: Windows XP 5.1 (Build: 2600)
CPU: AuthenticAMD Unknown processor @ 2909 MHz with 2047MB RAM
Video: NVIDIA GeForce 9500 GT (8208)

General protection fault!

History: callingGetPerioid <- 1 <- FSoundData::Load <- TLazyArray<< <- USound::Serialize <- LoadObject <- (Sound KF_MaleVoiceTwo.Fun_Auto_Commands.GrabbedByClot3 6396691==6396691/17040057 6396681 57295) <- ULinkerLoad::Preload <- PreLoadObjects <- UObject::EndLoad <- UObject::StaticLoadObject <- (Core.Class kfmod.KFVoicePackTwo NULL) <- UObject::execClassContext <- (KFPlayerController KF-WestLondon.KFPlayerController @ Function XGame.xPlayer.PostNetReceive : 0090) <- UObject::ProcessEvent <- (KFPlayerController KF-WestLondon.KFPlayerController, Function XGame.xPlayer.PostNetReceive) <- AActor::PostNetReceive <- HandleStream <- UActorChannel::ReceivedBunch <- (Actor KFPlayerController) <- UChannel::ReceivedSequencedBunch <- Direct <- UChannel::ReceivedRawBunch <- DispatchDataToChannel <- BunchData <- UNetConnection::ReceivedPacket <- UNetConnection::ReceivedRawPacket <- UTcpNetDriver::TickDispatch <- UpdatePreNet <- ULevel::Tick <- (NetMode=3) <- TickLevel <- UGameEngine::Tick <- Level KF-WestLondon <- UpdateWorld <- MainLoop <- FMallocWindows::Free <- FMallocWindows::Realloc <- 4C576C61 0 FArray <- FArray::Realloc <- 0*2 <- FMallocWindows::Free