diff --git a/Engine/Source/Developer/LowLevelTestsRunner/Private/TestCommon/CoreUObjectUtilities.cpp b/Engine/Source/Developer/LowLevelTestsRunner/Private/TestCommon/CoreUObjectUtilities.cpp
index b8b344c80a71..dac6a373189e 100644
--- a/Engine/Source/Developer/LowLevelTestsRunner/Private/TestCommon/CoreUObjectUtilities.cpp
+++ b/Engine/Source/Developer/LowLevelTestsRunner/Private/TestCommon/CoreUObjectUtilities.cpp
@@ -12,12 +12,44 @@
 #include "UObject/PackageResourceManager.h"
 
 #if WITH_ENGINE
+#if UE_LLT_USE_PLATFORM_FILE_STUB
+#include "UObject/LinkerLoad.h"
+#endif // UE_LLT_USE_PLATFORM_FILE_STUB
 #if UE_LLT_WITH_MOCK_ENGINE_DEFAULTS
 #include "Materials/Material.h"
 #endif // UE_LLT_WITH_MOCK_ENGINE_DEFAULTS
 #include "Styling/UMGCoreStyle.h"
 #endif //WITH_ENGINE
 
+
+#if WITH_ENGINE && UE_LLT_USE_PLATFORM_FILE_STUB
+namespace
+{
+	const TCHAR* const KnownEngineMissingPackages[] = {
+		TEXT("/Engine/EngineResources/DefaultTexture"),
+		TEXT("/Engine/EngineResources/DefaultTextureCube"),
+		TEXT("/Engine/EngineResources/DefaultVolumeTexture"),
+		TEXT("/Engine/EngineFonts/RobotoDistanceField"),
+		TEXT("/Engine/EngineMaterials/DefaultTextMaterialOpaque"),
+		TEXT("/Engine/EngineDamageTypes/DmgTypeBP_Environmental"),
+		TEXT("/Engine/EngineSky/VolumetricClouds/m_SimpleVolumetricCloud_Inst"),
+		TEXT("/Engine/EngineMeshes/Sphere"),
+		TEXT("/Engine/EngineResources/WhiteSquareTexture"),
+		TEXT("/Engine/EngineResources/GradientTexture0"),
+		TEXT("/Engine/EngineResources/Black"),
+		TEXT("/Engine/EngineDebugMaterials/VolumeToRender"),
+		TEXT("/Engine/EngineDebugMaterials/M_VolumeRenderSphereTracePP"),
+		TEXT("/Engine/EngineFonts/Roboto"),
+		TEXT("/Engine/EngineMaterials/Widget3DPassThrough_Translucent"),
+		TEXT("/Engine/EngineMaterials/Widget3DPassThrough_Translucent_OneSided"),
+		TEXT("/Engine/EngineMaterials/Widget3DPassThrough_Opaque"),
+		TEXT("/Engine/EngineMaterials/Widget3DPassThrough_Opaque_OneSided"),
+		TEXT("/Engine/EngineMaterials/Widget3DPassThrough_Masked"),
+		TEXT("/Engine/EngineMaterials/Widget3DPassThrough_Masked_OneSided")
+	};
+}
+#endif // WITH_ENGINE && UE_LLT_USE_PLATFORM_FILE_STUB
+
 void InitCoreUObject()
 {
 	IPackageResourceManager::Initialize();
@@ -46,6 +78,13 @@ void InitCoreUObject()
 	#if UE_LLT_WITH_MOCK_ENGINE_DEFAULTS
 		UMaterial* MockMaterial = NewObject<UMaterial>(GetTransientPackage(), UMaterial::StaticClass(), TEXT("MockDefaultMaterial"), RF_Transient | RF_MarkAsRootSet);
 	#endif // UE_LLT_WITH_MOCK_ENGINE_DEFAULTS
+
+	#if UE_LLT_USE_PLATFORM_FILE_STUB
+		for (const TCHAR* MissingPackage : KnownEngineMissingPackages)
+		{
+			FLinkerLoad::AddKnownMissingPackage(FName(MissingPackage));
+		}
+	#endif // UE_LLT_USE_PLATFORM_FILE_STUB
 #endif // WITH_ENGINE
 
 		ProcessNewlyLoadedUObjects();