Hellp. 4.27. Crash every time when i uses mtl, particles, whatever

EpicAccountId:

Unhandled Exception: EXCEPTION_ACCESS_VIOLATION reading address 0x00000000000000c4

UE4Editor_Core!FName::ToString() [D:\Build++UE4\Sync\Engine\Source\Runtime\Core\Private\UObject\UnrealNames.cpp:2218]
UE4Editor_Core!FName::ToString() [D:\Build++UE4\Sync\Engine\Source\Runtime\Core\Private\UObject\UnrealNames.cpp:2210]
UE4Editor_CoreUObject!FNameProperty::ExportTextItem() [D:\Build++UE4\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\PropertyName.cpp:29]
UE4Editor_CoreUObject!FProperty::ExportText_Direct() [D:\Build++UE4\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\Property.cpp:847]
UE4Editor_CoreUObject!UScriptStruct::ExportText() [D:\Build++UE4\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\Class.cpp:2916]
UE4Editor_CoreUObject!FStructProperty::ExportTextItem() [D:\Build++UE4\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\PropertyStruct.cpp:271]
UE4Editor_CoreUObject!UObject::SaveConfig() [D:\Build++UE4\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\Obj.cpp:2578]
UE4Editor_MagicBulletLooksEditor
UE4Editor_MagicBulletLooksEditor
UE4Editor_MagicBulletLooksEditor
UE4Editor_UnrealEd!TMulticastDelegate<void __cdecl(void),FDefaultDelegateUserPolicy>::Broadcast() [D:\Build++UE4\Sync\Engine\Source\Runtime\Core\Public\Delegates\DelegateSignatureImpl.inl:955]
UE4Editor_UnrealEd!UEditorEngine::AddViewportClients() [D:\Build++UE4\Sync\Engine\Source\Editor\UnrealEd\Private\EditorEngine.cpp:1183]
UE4Editor_UnrealEd!FEditorViewportClient::FEditorViewportClient() [D:\Build++UE4\Sync\Engine\Source\Editor\UnrealEd\Private\EditorViewportClient.cpp:407]
UE4Editor_NiagaraEditor!FNiagaraSystemViewportClient::FNiagaraSystemViewportClient() [D:\Build++UE4\Sync\Engine\Plugins\FX\Niagara\Source\NiagaraEditor\Private\Widgets\SNiagaraSystemViewport.cpp:69]
UE4Editor_NiagaraEditor!SNiagaraSystemViewport::MakeEditorViewportClient() [D:\Build++UE4\Sync\Engine\Plugins\FX\Niagara\Source\NiagaraEditor\Private\Widgets\SNiagaraSystemViewport.cpp:635]
UE4Editor_UnrealEd!SEditorViewport::Construct() [D:\Build++UE4\Sync\Engine\Source\Editor\UnrealEd\Private\SEditorViewport.cpp:74]
UE4Editor_NiagaraEditor!SNiagaraSystemViewport::Construct() [D:\Build++UE4\Sync\Engine\Plugins\FX\Niagara\Source\NiagaraEditor\Private\Widgets\SNiagaraSystemViewport.cpp:408]
UE4Editor_NiagaraEditor!FNiagaraSystemToolkit::SpawnTab_Viewport() [D:\Build++UE4\Sync\Engine\Plugins\FX\Niagara\Source\NiagaraEditor\Private\Toolkits\NiagaraSystemToolkit.cpp:545]
UE4Editor_NiagaraEditor!TBaseSPMethodDelegateInstance<0,FNiagaraSystemToolkit,0,TSharedRef<SDockTab,0> __cdecl(FSpawnTabArgs const &),FDefaultDelegateUserPolicy>::Execute() [D:\Build++UE4\Sync\Engine\Source\Runtime\Core\Public\Delegates\DelegateInstancesImpl.h:290]
UE4Editor_Slate!FTabManager::SpawnTab() [D:\Build++UE4\Sync\Engine\Source\Runtime\Slate\Private\Framework\Docking\TabManager.cpp:1722]
UE4Editor_Slate!FTabManager::RestoreArea_Helper() [D:\Build++UE4\Sync\Engine\Source\Runtime\Slate\Private\Framework\Docking\TabManager.cpp:1454]
UE4Editor_Slate!FTabManager::RestoreSplitterContent() [D:\Build++UE4\Sync\Engine\Source\Runtime\Slate\Private\Framework\Docking\TabManager.cpp:1646]
UE4Editor_Slate!FTabManager::RestoreArea_Helper() [D:\Build++UE4\Sync\Engine\Source\Runtime\Slate\Private\Framework\Docking\TabManager.cpp:1585]
UE4Editor_Slate!FTabManager::RestoreSplitterContent() [D:\Build++UE4\Sync\Engine\Source\Runtime\Slate\Private\Framework\Docking\TabManager.cpp:1646]
UE4Editor_Slate!FTabManager::RestoreArea_Helper() [D:\Build++UE4\Sync\Engine\Source\Runtime\Slate\Private\Framework\Docking\TabManager.cpp:1585]
UE4Editor_Slate!FTabManager::RestoreSplitterContent() [D:\Build++UE4\Sync\Engine\Source\Runtime\Slate\Private\Framework\Docking\TabManager.cpp:1646]
UE4Editor_Slate!FTabManager::RestoreArea_Helper() [D:\Build++UE4\Sync\Engine\Source\Runtime\Slate\Private\Framework\Docking\TabManager.cpp:1585]
UE4Editor_Slate!FTabManager::RestoreSplitterContent() [D:\Build++UE4\Sync\Engine\Source\Runtime\Slate\Private\Framework\Docking\TabManager.cpp:1646]
UE4Editor_Slate!FTabManager::RestoreArea_Helper() [D:\Build++UE4\Sync\Engine\Source\Runtime\Slate\Private\Framework\Docking\TabManager.cpp:1564]
UE4Editor_Slate!FTabManager::RestoreArea() [D:\Build++UE4\Sync\Engine\Source\Runtime\Slate\Private\Framework\Docking\TabManager.cpp:1391]
UE4Editor_Slate!FTabManager::RestoreFrom() [D:\Build++UE4\Sync\Engine\Source\Runtime\Slate\Private\Framework\Docking\TabManager.cpp:874]
UE4Editor_UnrealEd!SStandaloneAssetEditorToolkitHost::RestoreFromLayout() [D:\Build++UE4\Sync\Engine\Source\Editor\UnrealEd\Private\Toolkits\SStandaloneAssetEditorToolkitHost.cpp:136]
UE4Editor_UnrealEd!SStandaloneAssetEditorToolkitHost::SetupInitialContent() [D:\Build++UE4\Sync\Engine\Source\Editor\UnrealEd\Private\Toolkits\SStandaloneAssetEditorToolkitHost.cpp:63]
UE4Editor_UnrealEd!FAssetEditorToolkit::InitAssetEditor() [D:\Build++UE4\Sync\Engine\Source\Editor\UnrealEd\Private\Toolkits\AssetEditorToolkit.cpp:272]
UE4Editor_UnrealEd!FAssetEditorToolkit::InitAssetEditor() [D:\Build++UE4\Sync\Engine\Source\Editor\UnrealEd\Private\Toolkits\AssetEditorToolkit.cpp:60]
UE4Editor_NiagaraEditor!FNiagaraSystemToolkit::InitializeInternal() [D:\Build++UE4\Sync\Engine\Plugins\FX\Niagara\Source\NiagaraEditor\Private\Toolkits\NiagaraSystemToolkit.cpp:464]
UE4Editor_NiagaraEditor!FNiagaraSystemToolkit::InitializeWithSystem() [D:\Build++UE4\Sync\Engine\Plugins\FX\Niagara\Source\NiagaraEditor\Private\Toolkits\NiagaraSystemToolkit.cpp:276]
UE4Editor_NiagaraEditor!FAssetTypeActions_NiagaraSystem::OpenAssetEditor() [D:\Build++UE4\Sync\Engine\Plugins\FX\Niagara\Source\NiagaraEditor\Private\AssetTypeActions\AssetTypeActions_NiagaraSystem.cpp:23]
UE4Editor_UnrealEd!UAssetEditorSubsystem::OpenEditorForAsset() [D:\Build++UE4\Sync\Engine\Source\Editor\UnrealEd\Private\Subsystems\AssetEditorSubsystem.cpp:363]
UE4Editor_UnrealEd!UAssetEditorSubsystem::OpenEditorForAssets_Advanced() [D:\Build++UE4\Sync\Engine\Source\Editor\UnrealEd\Private\Subsystems\AssetEditorSubsystem.cpp:437]
UE4Editor_UnrealEd!UAssetEditorSubsystem::OpenEditorForAssets() [D:\Build++UE4\Sync\Engine\Source\Editor\UnrealEd\Private\Subsystems\AssetEditorSubsystem.cpp:553]
UE4Editor_ContentBrowserAssetDataSource!ContentBrowserAssetData::EditOrPreviewAssetFileItems() [D:\Build++UE4\Sync\Engine\Plugins\Editor\ContentBrowser\ContentBrowserAssetDataSource\Source\ContentBrowserAssetDataSource\Private\ContentBrowserAssetDataCore.cpp:298]
UE4Editor_ContentBrowserAssetDataSource!ContentBrowserAssetData::EditOrPreviewItems() [D:\Build++UE4\Sync\Engine\Plugins\Editor\ContentBrowser\ContentBrowserAssetDataSource\Source\ContentBrowserAssetDataSource\Private\ContentBrowserAssetDataCore.cpp:318]
UE4Editor_ContentBrowserAssetDataSource!UContentBrowserAssetDataSource::BulkEditItems() [D:\Build++UE4\Sync\Engine\Plugins\Editor\ContentBrowser\ContentBrowserAssetDataSource\Source\ContentBrowserAssetDataSource\Private\ContentBrowserAssetDataSource.cpp:1030]
UE4Editor_ContentBrowser!SContentBrowser::OnItemsActivated() [D:\Build++UE4\Sync\Engine\Source\Editor\ContentBrowser\Private\SContentBrowser.cpp:2281]
UE4Editor_ContentBrowser!TBaseSPMethodDelegateInstance<0,SContentBrowser,0,void __cdecl(TArrayView<FContentBrowserItem const ,int>,enum EAssetTypeActivationMethod::Type),FDefaultDelegateUserPolicy>::Execute() [D:\Build++UE4\Sync\Engine\Source\Runtime\Core\Public\Delegates\DelegateInstancesImpl.h:290]
UE4Editor_ContentBrowser!SAssetView::OnListMouseButtonDoubleClick() [D:\Build++UE4\Sync\Engine\Source\Editor\ContentBrowser\Private\SAssetView.cpp:3548]
UE4Editor_ContentBrowser!TBaseSPMethodDelegateInstance<0,SAssetView,0,void __cdecl(TSharedPtr<FAssetViewItem,0>),FDefaultDelegateUserPolicy>::ExecuteIfSafe() [D:\Build++UE4\Sync\Engine\Source\Runtime\Core\Public\Delegates\DelegateInstancesImpl.h:307]
UE4Editor_ContentBrowser!TDelegate<void __cdecl(TSharedPtr<FAssetViewItem,0>),FDefaultDelegateUserPolicy>::ExecuteIfBound<void,0>() [D:\Build++UE4\Sync\Engine\Source\Runtime\Core\Public\Delegates\DelegateSignatureImpl.inl:599]
UE4Editor_ContentBrowser!SListView<TSharedPtr<FAssetViewItem,0> >::Private_OnItemDoubleClicked() [D:\Build++UE4\Sync\Engine\Source\Runtime\Slate\Public\Widgets\Views\SListView.h:1074]
UE4Editor_ContentBrowser!STableRow<TSharedPtr<FAssetViewItem,0> >::OnMouseButtonDoubleClick() [D:\Build++UE4\Sync\Engine\Source\Runtime\Slate\Public\Widgets\Views\STableRow.h:461]
UE4Editor_Slate!FEventRouter::Route<FReply,FEventRouter::FBubblePolicy,FPointerEvent,<lambda_2b5148752c2a272000c47b69ff14a42e> >() [D:\Build++UE4\Sync\Engine\Source\Runtime\Slate\Private\Framework\Application\SlateApplication.cpp:378]
UE4Editor_Slate!FSlateApplication::RoutePointerDoubleClickEvent() [D:\Build++UE4\Sync\Engine\Source\Runtime\Slate\Private\Framework\Application\SlateApplication.cpp:5297]
UE4Editor_Slate!FSlateApplication::ProcessMouseButtonDoubleClickEvent() [D:\Build++UE4\Sync\Engine\Source\Runtime\Slate\Private\Framework\Application\SlateApplication.cpp:5284]
UE4Editor_Slate!FSlateApplication::OnMouseDoubleClick() [D:\Build++UE4\Sync\Engine\Source\Runtime\Slate\Private\Framework\Application\SlateApplication.cpp:5247]
UE4Editor_ApplicationCore!FWindowsApplication::ProcessDeferredMessage() [D:\Build++UE4\Sync\Engine\Source\Runtime\ApplicationCore\Private\Windows\WindowsApplication.cpp:2209]
UE4Editor_ApplicationCore!FWindowsApplication::DeferMessage() [D:\Build++UE4\Sync\Engine\Source\Runtime\ApplicationCore\Private\Windows\WindowsApplication.cpp:2698]
UE4Editor_ApplicationCore!FWindowsApplication::ProcessMessage() [D:\Build++UE4\Sync\Engine\Source\Runtime\ApplicationCore\Private\Windows\WindowsApplication.cpp:1881]
UE4Editor_ApplicationCore!FWindowsApplication::AppWndProc() [D:\Build++UE4\Sync\Engine\Source\Runtime\ApplicationCore\Private\Windows\WindowsApplication.cpp:905]
user32
user32
InkObj
atlthunk
user32
user32
UE4Editor_ApplicationCore!FWindowsPlatformApplicationMisc::PumpMessages() [D:\Build++UE4\Sync\Engine\Source\Runtime\ApplicationCore\Private\Windows\WindowsPlatformApplicationMisc.cpp:125]
UE4Editor!FEngineLoop::Tick() [D:\Build++UE4\Sync\Engine\Source\Runtime\Launch\Private\LaunchEngineLoop.cpp:4850]
UE4Editor!GuardedMain() [D:\Build++UE4\Sync\Engine\Source\Runtime\Launch\Private\Launch.cpp:178]
UE4Editor!GuardedMainWrapper() [D:\Build++UE4\Sync\Engine\Source\Runtime\Launch\Private\Windows\LaunchWindows.cpp:137]
UE4Editor!LaunchWindowsStartup() [D:\Build++UE4\Sync\Engine\Source\Runtime\Launch\Private\Windows\LaunchWindows.cpp:273]
UE4Editor!WinMain() [D:\Build++UE4\Sync\Engine\Source\Runtime\Launch\Private\Windows\LaunchWindows.cpp:320]
UE4Editor!__scrt_common_main_seh() [d:\agent_work\5\s\src\vctools\crt\vcstartup\src\startup\exe_common.inl:288]
kernel32
ntdll