Unhandled Exception: EXCEPTION_ACCESS_VIOLATION reading address 0x000001c65bc205d0

Got it fixed. Seemingly, the default dx12 renderer is broken. I had to go to the DefaultEngine.ini of my project and change to DefaultGraphicsRHI=DefaultGraphicsRHI_Vulkan as alternative raytracing renderer.

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That’s great to hear!

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I imported an asset pack for some simple shooting targets and a similar issue happened, I don’t believe it to be graphics related.

Assertion failed: false [File:D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\LinkerLoad.cpp] [Line: 5619]

UnrealEditor_CoreUObject!FLinkerLoad::ResolveResource() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\LinkerLoad.cpp:4111]
UnrealEditor_CoreUObject!FLinkerLoad::operator<<() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\LinkerLoad.cpp:5918]
UnrealEditor_CoreUObject!operator<<<TSetElement<TTuple<FName,TObjectPtr > >,TSparseArrayAllocator<TSizedDefaultAllocator<32>,FDefaultBitArrayAllocator> >() [D:\build++UE5\Sync\Engine\Source\Runtime\Core\Public\Containers\SparseArray.h:1494]
UnrealEditor_CoreUObject!TSetPrivateFriend::Serialize<TTuple<FName,TObjectPtr >,TDefaultMapHashableKeyFuncs<FName,TObjectPtr,0>,FDefaultSetAllocator>() [D:\build++UE5\Sync\Engine\Source\Runtime\Core\Public\Containers\Set.h:2201]
UnrealEditor_CoreUObject!UClass::Serialize() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\Class.cpp:5087]
UnrealEditor_Engine!UBlueprintGeneratedClass::Serialize() [D:\build++UE5\Sync\Engine\Source\Runtime\Engine\Private\BlueprintGeneratedClass.cpp:2388]
UnrealEditor_CoreUObject!FLinkerLoad::Preload() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\LinkerLoad.cpp:4534]
UnrealEditor_CoreUObject!FLinkerLoad::CreateExport() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\LinkerLoad.cpp:5345]
UnrealEditor_CoreUObject!FLinkerLoad::IndexToObject() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\LinkerLoad.cpp:5627]
UnrealEditor_CoreUObject!FLinkerLoad::CreateExport() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\LinkerLoad.cpp:4897]
UnrealEditor_CoreUObject!FLinkerLoad::CreateExportAndPreload() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\LinkerLoad.cpp:3881]
UnrealEditor_CoreUObject!FLinkerLoad::LoadAllObjects() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\LinkerLoad.cpp:4059]
UnrealEditor_CoreUObject!LoadPackageInternal() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\UObjectGlobals.cpp:1833]
UnrealEditor_CoreUObject!FLinkerLoad::VerifyImportInner'::2’::<lambda_1>::operator()() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\LinkerLoad.cpp:3394]
UnrealEditor_CoreUObject!FLinkerLoad::VerifyImportInner() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\LinkerLoad.cpp:3529]
UnrealEditor_CoreUObject!FLinkerLoad::VerifyImport() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\LinkerLoad.cpp:3037]
UnrealEditor_CoreUObject!FLinkerLoad::VerifyImportInner() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\LinkerLoad.cpp:3558]
UnrealEditor_CoreUObject!FLinkerLoad::VerifyImport() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\LinkerLoad.cpp:3037]
UnrealEditor_CoreUObject!FLinkerLoad::CreateImport() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\LinkerLoad.cpp:5517]
UnrealEditor_CoreUObject!FLinkerLoad::ResolveDependencyPlaceholder() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\Blueprint\BlueprintSupport.cpp:1661]
UnrealEditor_CoreUObject!FLinkerLoad::ResolveDeferredDependencies() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\Blueprint\BlueprintSupport.cpp:1487]
UnrealEditor_CoreUObject!FLinkerLoad::Preload() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\LinkerLoad.cpp:4584]
UnrealEditor_CoreUObject!FLinkerLoad::CreateExport() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\LinkerLoad.cpp:5345]
UnrealEditor_CoreUObject!FLinkerLoad::CreateExportAndPreload() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\LinkerLoad.cpp:3881]
UnrealEditor_CoreUObject!FLinkerLoad::LoadAllObjects() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\LinkerLoad.cpp:4059]
UnrealEditor_CoreUObject!LoadPackageInternal() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\UObjectGlobals.cpp:1833]
UnrealEditor_CoreUObject!FLinkerLoad::VerifyImportInner'::2’::<lambda_1>::operator()() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\LinkerLoad.cpp:3394]
UnrealEditor_CoreUObject!FLinkerLoad::VerifyImportInner() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\LinkerLoad.cpp:3529]
UnrealEditor_CoreUObject!FLinkerLoad::VerifyImport() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\LinkerLoad.cpp:3037]
UnrealEditor_CoreUObject!FLinkerLoad::VerifyImportInner() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\LinkerLoad.cpp:3558]
UnrealEditor_CoreUObject!FLinkerLoad::VerifyImport() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\LinkerLoad.cpp:3037]
UnrealEditor_CoreUObject!FLinkerLoad::Verify() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\LinkerLoad.cpp:2815]
UnrealEditor_CoreUObject!FLinkerLoad::FinalizeCreation() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\LinkerLoad.cpp:2617]
UnrealEditor_CoreUObject!FLinkerLoad::ProcessPackageSummary() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\LinkerLoad.cpp:882]
UnrealEditor_CoreUObject!FLinkerLoad::Tick() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\LinkerLoad.cpp:932]
UnrealEditor_CoreUObject!FLinkerLoad::CreateLinker() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\LinkerLoad.cpp:550]
UnrealEditor_CoreUObject!GetPackageLinker() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\Linker.cpp:875]
UnrealEditor_CoreUObject!LoadPackageInternal() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\UObjectGlobals.cpp:1718]
UnrealEditor_CoreUObject!FLinkerLoad::VerifyImportInner'::2’::<lambda_1>::operator()() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\LinkerLoad.cpp:3394]
UnrealEditor_CoreUObject!FLinkerLoad::VerifyImportInner() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\LinkerLoad.cpp:3529]
UnrealEditor_CoreUObject!FLinkerLoad::VerifyImport() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\LinkerLoad.cpp:3037]
UnrealEditor_CoreUObject!FLinkerLoad::VerifyImportInner() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\LinkerLoad.cpp:3558]
UnrealEditor_CoreUObject!FLinkerLoad::VerifyImport() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\LinkerLoad.cpp:3037]
UnrealEditor_CoreUObject!FLinkerLoad::Verify() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\LinkerLoad.cpp:2815]
UnrealEditor_CoreUObject!FLinkerLoad::FinalizeCreation() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\LinkerLoad.cpp:2617]
UnrealEditor_CoreUObject!FLinkerLoad::ProcessPackageSummary() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\LinkerLoad.cpp:882]
UnrealEditor_CoreUObject!FLinkerLoad::Tick() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\LinkerLoad.cpp:932]
UnrealEditor_CoreUObject!FLinkerLoad::CreateLinker() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\LinkerLoad.cpp:550]
UnrealEditor_CoreUObject!GetPackageLinker() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\Linker.cpp:875]
UnrealEditor_CoreUObject!LoadPackageInternal() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\UObjectGlobals.cpp:1718]
UnrealEditor_CoreUObject!FLinkerLoad::VerifyImportInner'::2’::<lambda_1>::operator()() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\LinkerLoad.cpp:3394]
UnrealEditor_CoreUObject!FLinkerLoad::VerifyImportInner() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\LinkerLoad.cpp:3529]
UnrealEditor_CoreUObject!FLinkerLoad::VerifyImport() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\LinkerLoad.cpp:3037]
UnrealEditor_CoreUObject!FLinkerLoad::VerifyImportInner() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\LinkerLoad.cpp:3558]
UnrealEditor_CoreUObject!FLinkerLoad::VerifyImport() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\LinkerLoad.cpp:3037]
UnrealEditor_CoreUObject!FLinkerLoad::Verify() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\LinkerLoad.cpp:2815]
UnrealEditor_CoreUObject!FLinkerLoad::FinalizeCreation() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\LinkerLoad.cpp:2617]
UnrealEditor_CoreUObject!FLinkerLoad::ProcessPackageSummary() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\LinkerLoad.cpp:882]
UnrealEditor_CoreUObject!FLinkerLoad::Tick() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\LinkerLoad.cpp:932]
UnrealEditor_CoreUObject!FLinkerLoad::CreateLinker() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\LinkerLoad.cpp:550]
UnrealEditor_CoreUObject!GetPackageLinker() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\Linker.cpp:875]
UnrealEditor_CoreUObject!LoadPackageInternal() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\UObjectGlobals.cpp:1718]
UnrealEditor_CoreUObject!FLinkerLoad::VerifyImportInner'::2’::<lambda_1>::operator()() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\LinkerLoad.cpp:3394]
UnrealEditor_CoreUObject!FLinkerLoad::VerifyImportInner() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\LinkerLoad.cpp:3529]
UnrealEditor_CoreUObject!FLinkerLoad::VerifyImport() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\LinkerLoad.cpp:3037]
UnrealEditor_CoreUObject!FLinkerLoad::VerifyImportInner() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\LinkerLoad.cpp:3558]
UnrealEditor_CoreUObject!FLinkerLoad::VerifyImport() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\LinkerLoad.cpp:3037]
UnrealEditor_CoreUObject!FLinkerLoad::Verify() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\LinkerLoad.cpp:2815]
UnrealEditor_CoreUObject!FLinkerLoad::FinalizeCreation() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\LinkerLoad.cpp:2617]
UnrealEditor_CoreUObject!FLinkerLoad::ProcessPackageSummary() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\LinkerLoad.cpp:882]
UnrealEditor_CoreUObject!FLinkerLoad::Tick() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\LinkerLoad.cpp:932]
UnrealEditor_CoreUObject!FLinkerLoad::CreateLinker() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\LinkerLoad.cpp:550]
UnrealEditor_CoreUObject!GetPackageLinker() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\Linker.cpp:875]
UnrealEditor_CoreUObject!LoadPackageInternal() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\UObjectGlobals.cpp:1718]
UnrealEditor_CoreUObject!LoadPackage() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\UObjectGlobals.cpp:2014]
UnrealEditor_CoreUObject!LoadPackage() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\UObjectGlobals.cpp:1987]
UnrealEditor_ContentBrowserAssetDataSource!FAssetData::FastGetAsset() [D:\build++UE5\Sync\Engine\Source\Runtime\CoreUObject\Public\AssetRegistry\AssetData.h:516]
UnrealEditor_ContentBrowserAssetDataSource!ContentBrowserAssetData::EditOrPreviewAssetFileItems() [D:\build++UE5\Sync\Engine\Plugins\Editor\ContentBrowser\ContentBrowserAssetDataSource\Source\ContentBrowserAssetDataSource\Private\ContentBrowserAssetDataCore.cpp:361]
UnrealEditor_ContentBrowserAssetDataSource!ContentBrowserAssetData::EditOrPreviewItems() [D:\build++UE5\Sync\Engine\Plugins\Editor\ContentBrowser\ContentBrowserAssetDataSource\Source\ContentBrowserAssetDataSource\Private\ContentBrowserAssetDataCore.cpp:417]
UnrealEditor_ContentBrowserAssetDataSource!UContentBrowserAssetDataSource::BulkEditItems() [D:\build++UE5\Sync\Engine\Plugins\Editor\ContentBrowser\ContentBrowserAssetDataSource\Source\ContentBrowserAssetDataSource\Private\ContentBrowserAssetDataSource.cpp:2200]
UnrealEditor_ContentBrowser!SContentBrowser::OnItemsActivated() [D:\build++UE5\Sync\Engine\Source\Editor\ContentBrowser\Private\SContentBrowser.cpp:3141]
UnrealEditor_ContentBrowser!TBaseSPMethodDelegateInstance<0,SContentBrowser,1,void __cdecl(TArrayView<FContentBrowserItem const ,int>,enum EAssetTypeActivationMethod::Type),FDefaultDelegateUserPolicy>::Execute() [D:\build++UE5\Sync\Engine\Source\Runtime\Core\Public\Delegates\DelegateInstancesImpl.h:281]
UnrealEditor_ContentBrowser!SAssetView::OnListMouseButtonDoubleClick() [D:\build++UE5\Sync\Engine\Source\Editor\ContentBrowser\Private\SAssetView.cpp:4081]
UnrealEditor_ContentBrowser!TBaseSPMethodDelegateInstance<0,SAssetView,1,void __cdecl(TSharedPtr<FAssetViewItem,1>),FDefaultDelegateUserPolicy>::ExecuteIfSafe() [D:\build++UE5\Sync\Engine\Source\Runtime\Core\Public\Delegates\DelegateInstancesImpl.h:298]
UnrealEditor_ContentBrowser!TDelegate<void __cdecl(TSharedPtr<FAssetViewItem,1>),FDefaultDelegateUserPolicy>::ExecuteIfBound<void,0>() [D:\build++UE5\Sync\Engine\Source\Runtime\Core\Public\Delegates\DelegateSignatureImpl.inl:570]
UnrealEditor_ContentBrowser!SListView<TSharedPtr<FAssetViewItem,1> >::Private_OnItemDoubleClicked() [D:\build++UE5\Sync\Engine\Source\Runtime\Slate\Public\Widgets\Views\SListView.h:1122]
UnrealEditor_ContentBrowser!STableRow<TSharedPtr<FAssetViewItem,1> >::OnMouseButtonDoubleClick() [D:\build++UE5\Sync\Engine\Source\Runtime\Slate\Public\Widgets\Views\STableRow.h:423]
UnrealEditor_Slate!FEventRouter::Route<FReply,FEventRouter::FBubblePolicy,FPointerEvent,FSlateApplication::RoutePointerDoubleClickEvent'::2’::<lambda_1> >() [D:\build++UE5\Sync\Engine\Source\Runtime\Slate\Private\Framework\Application\SlateApplication.cpp:442]
UnrealEditor_Slate!FSlateApplication::RoutePointerDoubleClickEvent() [D:\build++UE5\Sync\Engine\Source\Runtime\Slate\Private\Framework\Application\SlateApplication.cpp:5700]
UnrealEditor_Slate!FSlateApplication::ProcessMouseButtonDoubleClickEvent() [D:\build++UE5\Sync\Engine\Source\Runtime\Slate\Private\Framework\Application\SlateApplication.cpp:5685]
UnrealEditor_Slate!FSlateApplication::OnMouseDoubleClick() [D:\build++UE5\Sync\Engine\Source\Runtime\Slate\Private\Framework\Application\SlateApplication.cpp:5648]
UnrealEditor_ApplicationCore!FWindowsApplication::ProcessDeferredMessage() [D:\build++UE5\Sync\Engine\Source\Runtime\ApplicationCore\Private\Windows\WindowsApplication.cpp:2235]
UnrealEditor_ApplicationCore!FWindowsApplication::DeferMessage() [D:\build++UE5\Sync\Engine\Source\Runtime\ApplicationCore\Private\Windows\WindowsApplication.cpp:2738]
UnrealEditor_ApplicationCore!FWindowsApplication::ProcessMessage() [D:\build++UE5\Sync\Engine\Source\Runtime\ApplicationCore\Private\Windows\WindowsApplication.cpp:1099]
UnrealEditor_ApplicationCore!FWindowsApplication::AppWndProc() [D:\build++UE5\Sync\Engine\Source\Runtime\ApplicationCore\Private\Windows\WindowsApplication.cpp:937]
user32
user32
UnrealEditor_ApplicationCore!FWindowsPlatformApplicationMisc::PumpMessages() [D:\build++UE5\Sync\Engine\Source\Runtime\ApplicationCore\Private\Windows\WindowsPlatformApplicationMisc.cpp:148]
UnrealEditor!FEngineLoop::Tick() [D:\build++UE5\Sync\Engine\Source\Runtime\Launch\Private\LaunchEngineLoop.cpp:5749]
UnrealEditor!GuardedMain() [D:\build++UE5\Sync\Engine\Source\Runtime\Launch\Private\Launch.cpp:188]
UnrealEditor!GuardedMainWrapper() [D:\build++UE5\Sync\Engine\Source\Runtime\Launch\Private\Windows\LaunchWindows.cpp:118]
UnrealEditor!LaunchWindowsStartup() [D:\build++UE5\Sync\Engine\Source\Runtime\Launch\Private\Windows\LaunchWindows.cpp:258]
UnrealEditor!WinMain() [D:\build++UE5\Sync\Engine\Source\Runtime\Launch\Private\Windows\LaunchWindows.cpp:298]
UnrealEditor!__scrt_common_main_seh() [D:\a_work\1\s\src\vctools\crt\vcstartup\src\startup\exe_common.inl:288]
kernel32
ntdll

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Wait, you can just move your files to a new project?

Is there anywhere I could get more information on this? I’m having a few issues with my project and I considered just rewriting the entire thing

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Hey, sorry for a slow answer.

You can move all of your assets from one project to another if they use the same or higher version. You can’t move files to an Unreal Engine version that is lower than the source project version.

Not everything will copy over. For instance, project settings are individual from project to project. I would simply move the Content folder but manually tweak the rest if the engine version differs.

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It seems like a random thing, but for me and a lot of of others with thir error this helped:
Go to your NVIDIA Control Panel and reset the Global Settings.

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