(Error: 0x887A0006 - 'HUNG') when opening settings dropdown menu

I’m not really sure about how this happened. The engine was running smoothly about a week ago, and now it isn’t. I’ve posted about this problem once, and it seemed to be solved. For about 3 hours… I’m a bit out of ideas.
I’ve create a new project (third person template) and the error persists. I’ve also tried restarting my computer, reinstalling the engine, and tested the same projects on other machines (they worked, btw).

This is the crash report message I get:
link text
Fatal error: [File:D:\Build++UE4+Release-4.18+Compile\Sync\Engine\Source\Runtime\Windows\D3D11RHI\Private\D3D11Util.cpp] [Line: 182] Unreal Engine is exiting due to D3D device being lost. (Error: 0x887A0006 - ‘HUNG’)

UE4Editor_Core!FDebug::AssertFailed() [d:\build++ue4+release-4.18+compile\sync\engine\source\runtime\core\private\misc\assertionmacros.cpp:414]
UE4Editor_D3D11RHI!TerminateOnDeviceRemoved() [d:\build++ue4+release-4.18+compile\sync\engine\source\runtime\windows\d3d11rhi\private\d3d11util.cpp:192]
UE4Editor_D3D11RHI!VerifyD3D11Result() [d:\build++ue4+release-4.18+compile\sync\engine\source\runtime\windows\d3d11rhi\private\d3d11util.cpp:231]
UE4Editor_D3D11RHI!FD3D11Viewport::PresentChecked() [d:\build++ue4+release-4.18+compile\sync\engine\source\runtime\windows\d3d11rhi\private\d3d11viewport.cpp:289]
UE4Editor_D3D11RHI!FD3D11Viewport::Present() [d:\build++ue4+release-4.18+compile\sync\engine\source\runtime\windows\d3d11rhi\private\d3d11viewport.cpp:472]
UE4Editor_D3D11RHI!FD3D11DynamicRHI::RHIEndDrawingViewport() [d:\build++ue4+release-4.18+compile\sync\engine\source\runtime\windows\d3d11rhi\private\d3d11viewport.cpp:593]
UE4Editor_RHI!FRHICommandList::EndDrawingViewport() [d:\build++ue4+release-4.18+compile\sync\engine\source\runtime\rhi\private\rhicommandlist.cpp:1607]
UE4Editor_SlateRHIRenderer!FSlateRHIRenderer::DrawWindow_RenderThread() [d:\build++ue4+release-4.18+compile\sync\engine\source\runtime\slaterhirenderer\private\slaterhirenderer.cpp:883]
UE4Editor_SlateRHIRenderer!TGraphTask > >::ExecuteTask() [d:\build++ue4+release-4.18+compile\sync\engine\source\runtime\core\public\async\taskgraphinterfaces.h:784]
UE4Editor_Core!FNamedTaskThread::ProcessTasksNamedThread() [d:\build++ue4+release-4.18+compile\sync\engine\source\runtime\core\private\async\taskgraph.cpp:651]
UE4Editor_Core!FNamedTaskThread::ProcessTasksUntilQuit() [d:\build++ue4+release-4.18+compile\sync\engine\source\runtime\core\private\async\taskgraph.cpp:560]
UE4Editor_RenderCore!RenderingThreadMain() [d:\build++ue4+release-4.18+compile\sync\engine\source\runtime\rendercore\private\renderingthread.cpp:327]
UE4Editor_RenderCore!FRenderingThread::Run() [d:\build++ue4+release-4.18+compile\sync\engine\source\runtime\rendercore\private\renderingthread.cpp:461]
UE4Editor_Core!FRunnableThreadWin::Run() [d:\build++ue4+release-4.18+compile\sync\engine\source\runtime\core\private\windows\windowsrunnablethread.cpp:76]

I’ll also upload what I suppose to be the crash log. I’m new in the engine I’m really in need of some help. Thanks in advance.

Hello,

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Thanks