After try to print screen!
2015.1.11 13:39:34
OS : Windows7 6.1 (Build: 7601)
CPU : GenuineIntel Intel(R) Core(TM) i7-3770K CPU @ 3.50GHz @ 3504 MHz 4095MB RAM
Video : NVIDIA GeForce GTX 670 (4709)
PosCode : LS1(273) 0:0:0 8/0 [576]
GetFrontBufferData failed: D3DERR_INVALIDCALL
History: UD3DRenderDevice::ReadPixels <- UViewport::Exec <- UWindowsViewport::Exec <- UInput::ExecInputCommands <- UInput::Process <- UEngine::InputEvent <- UWindowsViewport::CauseInputEvent <- WM_KEYUP <- UWindowsViewport::ViewportWndProc <- WWindow::StaticProc <- DispatchMessage <- 00120AFC 257 <- MessagePump <- MainLoop
Please contact support, writing on forum is rather useless.