Game crashes with white error box. After crashing, a validation of the local files requires 1 file to be downloaded every time. Log:
Assertion failed: IsInRHIThread() [File:D:\AtlasSVN\Engine\Source\Runtime\RHI\Private\RHICommandList.cpp] [Line: 622]
VERSION: 404.8
KERNELBASE.dll!UnknownFunction (0x00007ff8a668a839) + 0 bytes [UnknownFile:0]
AtlasGame.exe!FOutputDevice::Logf__VA() (0x00007ff6342281f8) + 159 bytes [d:\atlassvn\engine\source\runtime\core\private\misc\outputdevice.cpp:145]
AtlasGame.exe!FDebug::AssertFailed() (0x00007ff634228549) + 65 bytes [d:\atlassvn\engine\source\runtime\core\private\misc\outputdevice.cpp:220]
AtlasGame.exe!FRHICommandRHIThreadFence::Execute() (0x00007ff634666b40) + 0 bytes [d:\atlassvn\engine\source\runtime\rhi\private\rhicommandlist.cpp:623]
AtlasGame.exe!FRHICommand<FRHICommandRHIThreadFence>::ExecuteAndDestruct() (0x00007ff63466d671) + 0 bytes [d:\atlassvn\engine\source\runtime\rhi\public\rhicommandlist.h:400]
AtlasGame.exe!FRHICommandListExecutor::ExecuteInner_DoExecute() (0x00007ff634665d31) + 0 bytes [d:\atlassvn\engine\source\runtime\rhi\private\rhicommandlist.cpp:249]
AtlasGame.exe!FRHICommandListExecutor::ExecuteInner() (0x00007ff6346667f2) + 0 bytes [d:\atlassvn\engine\source\runtime\rhi\private\rhicommandlist.cpp:460]
AtlasGame.exe!FRHICommandList::EndDrawingViewport() (0x00007ff634667f8d) + 0 bytes [d:\atlassvn\engine\source\runtime\rhi\private\rhicommandlist.cpp:1374]
AtlasGame.exe!FSlateRHIRenderer::DrawWindow_RenderThread() (0x00007ff63588781c) + 0 bytes [d:\atlassvn\engine\source\runtime\slaterhirenderer\private\slaterhirenderer.cpp:742]
AtlasGame.exe!TGraphTask<`FSlateRHIRenderer::DrawWindows_Private'::`27'::EURCMacro_SlateDrawWindowsCommand>::ExecuteTask() (0x00007ff635897cbd) + 0 bytes [d:\atlassvn\engine\source\runtime\core\public\async\taskgraphinterfaces.h:879]
AtlasGame.exe!FNamedTaskThread::ProcessTasksNamedThread() (0x00007ff63419eb48) + 0 bytes [d:\atlassvn\engine\source\runtime\core\private\async\taskgraph.cpp:942]
AtlasGame.exe!FNamedTaskThread::ProcessTasksUntilQuit() (0x00007ff63419dcfd) + 0 bytes [d:\atlassvn\engine\source\runtime\core\private\async\taskgraph.cpp:683]
AtlasGame.exe!RenderingThreadMain() (0x00007ff634672629) + 0 bytes [d:\atlassvn\engine\source\runtime\rendercore\private\renderingthread.cpp:265]
AtlasGame.exe!FRenderingThread::Run() (0x00007ff6346729e0) + 0 bytes [d:\atlassvn\engine\source\runtime\rendercore\private\renderingthread.cpp:385]
AtlasGame.exe!FRunnableThreadWin::Run() (0x00007ff63426fd36) + 0 bytes [d:\atlassvn\engine\source\runtime\core\private\windows\windowsrunnablethread.cpp:73]
AtlasGame.exe!FRunnableThreadWin::GuardedRun() (0x00007ff63426fc08) + 8 bytes [d:\atlassvn\engine\source\runtime\core\private\windows\windowsrunnablethread.cpp:26]
KERNEL32.DLL!UnknownFunction (0x00007ff8a8227bd4) + 0 bytes [UnknownFile:0]
ntdll.dll!UnknownFunction (0x00007ff8a96aced1) + 0 bytes [UnknownFile:0]
ntdll.dll!UnknownFunction (0x00007ff8a96aced1) + 0 bytes [UnknownFile:0]