my friend open l2, open l2tower press inject, and all works, but at my laptop it shows critical error after 2-3sec , i think it could be bad client l2 he make copy of his l2 and send it to me and also the same situation.
i didn have any antivirus programs and also windows defender is turn off


Critical Error
2020.4.19 22:28:36
OS : Windows Vista 6.2 (Build: 9200)
CPU : GenuineIntel PentiumPro-class processor @ 2396 MHz with 2047MB RAM
Video : NVIDIA GeForce GT 720M (7654)

General protection fault!

History: UD3DRenderDevice::Unlock <- UViewport::Unlock <- UWindowsViewport::Unlock <- UGameEngine::Draw <- UWindowsViewport::Repaint <- UWindowsClient::Tick <- ClientTick <- UGameEngine::Tick <- UpdateWorld <- MainLoop

tengo el mismo problema la verdad si alguien puede ayudarme de igual forma a solucionar el problema

2020.5.27 10:56:11
OS : Windows Vista 6.2 (Build: 9200)
CPU : GenuineIntel PentiumPro-class processor @ 2597 MHz with 2047MB RAM
Video : NVIDIA GeForce GTX 1660 Ti (1798)

General protection fault!

History: UWindowsViewport::ViewportWndProc <- WWindow::StaticProc <- DispatchMessage <- 000308FA 1287 <- MessagePump <- MainLoop

Hi.
I have same problem. I turn off antivir. Delete game and reinstal it, so as Tower. On my PC its ok, but this problem what I have is on notebook.

Error message:
"OS : No OS
CPU : GenuineIntel  Intel® Core™ i5-1035G1 CPU @ 1.00GHz @ 1192 MHz 2047MB RAM
Video : NVIDIA GeForce MX230 (4114)
PosCode : LS1(273) 0:0:0 8/0 [532]

General protection fault!

History: UD3DRenderDevice::Unlock <- UViewport::Unlock <- UWindowsViewport::Unlock <- GFxUIManager::ResizeGFx <- GFxUIManager::ResetDevice <- NConsoleWnd::Initialize <- NConsoleWnd::Init <- UGameEngine::InitConsole <- UGameEngine::Init <- InitEngine"

This is not L2Tower problem, is your LineageII system, some system client have this problem. For people not use the bot too.