I clicked windowed mode in the setting and it won't launch anymore
*edit : also tried redownloading it and still won't launch
LowLevelFatalError [File:Unknown] [Line: 249]
Result failed
at D:/Build/++UE4/Sync/Engine/Source/Runtime/Windows/D3D11RHI/Private/D3D11Viewport.cpp:368
with error DXGI_ERROR_INVALID_CALL
*edit : also tried redownloading it and still won't launch
LowLevelFatalError [File:Unknown] [Line: 249]
Result failed
at D:/Build/++UE4/Sync/Engine/Source/Runtime/Windows/D3D11RHI/Private/D3D11Viewport.cpp:368
with error DXGI_ERROR_INVALID_CALL