I have no idea why this is crashing. It used to work perfectly before the 4.8 update. It still works on my machine at work, but at home I cannot open the editor. I suspect that 4.8 does not run on AMD cards?
achineId:F9A025464919FBCFAD3C66BA3BA784CD
EpicAccountId:
Unknown exception - code 00000001 (first/second chance not available)
"Fatal error: [File:E:\Perforce\RevivalUE4\Engine\Source\Runtime\Windows\D3D11RHI\Private\D3D11Util.cpp] [Line: 200]
SwapChain->ResizeBuffers(1,SizeX,SizeY,GetRenderTargetFormat(PixelFormat),DXGI_SWAP_CHAIN_FLAG_ALLOW_MODE_SWITCH) failed
at E:\
KERNELBASE
UE4Editor_Core!FOutputDeviceWindowsError::Serialize() [e:\perforce\revivalue4\engine\source\runtime\core\private\windows\windowsplatformoutputdevices.cpp:95]
UE4Editor_Core!FOutputDevice::Logf__VA() [e:\perforce\revivalue4\engine\source\runtime\core\private\misc\outputdevice.cpp:144]
UE4Editor_Core!FDebug::AssertFailed() [e:\perforce\revivalue4\engine\source\runtime\core\private\misc\outputdevice.cpp:355]
UE4Editor_D3D11RHI!VerifyD3D11Result() [e:\perforce\revivalue4\engine\source\runtime\windows\d3d11rhi\private\d3d11util.cpp:200]
UE4Editor_D3D11RHI!FD3D11Viewport::Resize() [e:\perforce\revivalue4\engine\source\runtime\windows\d3d11rhi\private\d3d11viewport.cpp:214]
UE4Editor_RHI!RHIResizeViewport() [e:\perforce\revivalue4\engine\source\runtime\rhi\public\rhimethods.h:1414]
UE4Editor_SlateRHIRenderer!FSlateRHIRenderer::ConditionalResizeViewport() [e:\perforce\revivalue4\engine\source\runtime\slaterhirenderer\private\slaterhirenderer.cpp:324]
UE4Editor_SlateRHIRenderer!FSlateRHIRenderer::DrawWindows_Private() [e:\perforce\revivalue4\engine\source\runtime\slaterhirenderer\private\slaterhirenderer.cpp:632]
UE4Editor_Slate!FSlateApplication::PrivateDrawWindows() [e:\perforce\revivalue4\engine\source\runtime\slate\private\framework\application\slateapplication.cpp:1206]
UE4Editor_Slate!FSlateApplication::DrawWindows() [e:\perforce\revivalue4\engine\source\runtime\slate\private\framework\application\slateapplication.cpp:941]
UE4Editor_Slate!FSlateApplication::Tick() [e:\perforce\revivalue4\engine\source\runtime\slate\private\framework\application\slateapplication.cpp:1440]
UE4Editor!FEngineLoop::Tick() [e:\perforce\revivalue4\engine\source\runtime\launch\private\launchengineloop.cpp:2392]
UE4Editor!GuardedMain() [e:\perforce\revivalue4\engine\source\runtime\launch\private\launch.cpp:142]
UE4Editor!GuardedMainWrapper() [e:\perforce\revivalue4\engine\source\runtime\launch\private\windows\launchwindows.cpp:126]
UE4Editor!WinMain() [e:\perforce\revivalue4\engine\source\runtime\launch\private\windows\launchwindows.cpp:200]