Windows 7 x64 Critical Error

[pYx3L]

hy i've recently change my pc...and i can't play l2 any more....whe i open l2 i have this error:

 

2013.4.12 18:11:15

OS : Windows XP 5.1 (Build: 2600)

CPU : GenuineIntel PentiumPro-class processor @ 3293 MHz with 1023MB RAM

Video : NVIDIA GeForce GT 620 (697)

 

Bad name index -44/9780

 

History: ULinkerLoad<<FName <- (LinkerLoad Transient.LinkerLoad235 206527867)) <- FObjectImport<< <- LoadImportMap <- ULinkerLoad::Load <- ULinkerLoad::ULinkerLoad <- UObject::GetPackageLinker <- ULinkerLoad::VerifyImport <- ValidateImports <- ULinkerLoad::Verify <- ULinkerLoad::Load <- ULinkerLoad::ULinkerLoad <- UObject::GetPackageLinker <- UObject::StaticLoadObject <- (Core.Class LineageMonster.cat_the_cat NULL) <- UObject::StaticLoadClass <- UNetworkHandler::Tick <- Function Name=NpcInfoPacket <- UGameEngine::Tick <- UpdateWorld <- MainLoop

 

 

Can Anyone Help Me PLZZ!!!