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Steps to Reproduce

No known repro steps at this time

Callstack
Assertion failed: ((UPTRINT)ResourceTable & 0x7) == 0 [File:D:\Build\++UE4+Release-4.18+Compile\Sync\Engine\Source\Runtime\Engine\Private\Materials\MaterialUniformExpressions.cpp] [Line: 380]

UE4Editor_Engine!FUniformExpressionSet::CreateUniformBuffer() [materialuniformexpressions.cpp:382]
UE4Editor_Engine!FMaterialRenderProxy::EvaluateUniformExpressions() [materialshared.cpp:2003]
UE4Editor_Engine!UMaterialInterface::IterateOverActiveFeatureLevels<<lambda_7fa90c62bc0d05a1d9b8611d51ff29d5> >() [materialinterface.h:688]
UE4Editor_Engine!FMaterialRenderProxy::UpdateDeferredCachedUniformExpressions() [materialshared.cpp:2122]
UE4Editor_SlateRHIRenderer!FSlateRHIRenderer::DrawWindow_RenderThread() [slaterhirenderer.cpp:612]
UE4Editor_SlateRHIRenderer!TGraphTask<TEnqueueUniqueRenderCommandType<`FSlateRHIRenderer::DrawWindows_Private'::`29'::SlateDrawWindowsCommandName,<lambda_b54cc6f72dfaa1ae60b82f1ff2308b27> > >::ExecuteTask() [taskgraphinterfaces.h:784]
UE4Editor_Core!FNamedTaskThread::ProcessTasksNamedThread() [taskgraph.cpp:651]
UE4Editor_Core!FNamedTaskThread::ProcessTasksUntilQuit() [taskgraph.cpp:560]
UE4Editor_RenderCore!RenderingThreadMain() [renderingthread.cpp:327]
UE4Editor_RenderCore!FRenderingThread::Run() [renderingthread.cpp:461]
UE4Editor_Core!FRunnableThreadWin::Run() [windowsrunnablethread.cpp:76]

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Fixed
ComponentUE - Graphics Features
Affects Versions4.18
Target Fix4.21
Fix Commit4421179
Main Commit4450599
Release Commit4421179
CreatedJan 5, 2018
ResolvedOct 8, 2018
UpdatedDec 12, 2018