An Unreal process has crashed: UE4-TheObserver

Steps to reproduce:

  1. Open Epic Game Store
  2. Navigate to Library
  3. Click on >observer_ to launch game
  4. Start new game
  5. Game plays subtitle text and then crashes

Crash Report:
LoginId:c15b599441b75b64db855e83921391e2
EpicAccountId:a26426cde1e14b84a5230d125e705953

Access violation - code c0000005 (first/second chance not available)

TheObserver_Win64_Shipping!TRefCountPtr::operator=()
TheObserver_Win64_Shipping!FSceneViewState::IsShadowOccluded()
TheObserver_Win64_Shipping!FDeferredShadingSceneRenderer::BeginOcclusionTests()
TheObserver_Win64_Shipping!FDeferredShadingSceneRenderer::RenderOcclusion()
TheObserver_Win64_Shipping!FDeferredShadingSceneRenderer::Render()
TheObserver_Win64_Shipping!FRelevancePacket::RenderThreadFinalize()
TheObserver_Win64_Shipping!TGraphTask

Found a fix for this in the Steam forum of the same game. Game requires you to disable SLI in order to work.