Bug when Building Lights

I Get this when i try to build lightning

Assertion failed: GConfig->GetBool(TEXT(“DevOptions.StaticLighting”), TEXT(“bUseBilinearFilterLightmaps”), GUseBilinearLightmaps, GLightmassIni) [File:C:\UnrealEngine-4.4.0-release\Engine\Source\Editor\UnrealEd\Private\StaticLightingSystem\StaticLightingSystem.cpp] [Line: 418]

Stack:
FWindowsPlatformStackWalk::StackWalkAndDump() 0x537f57e6 + 0 bytes [File=c:\unrealengine-4.4.0-release\engine\source\runtime\core\private\windows\windowsplatformstackwalk.cpp:177] [in C:\Unreal Engine\Unreal Engine 4.4.0\Unreal Engine\Engine\Binaries\Win64\UE4Editor-Core.dll]
FDebug::AssertFailed() 0x53694525 + 0 bytes [File=c:\unrealengine-4.4.0-release\engine\source\runtime\core\private\misc\outputdevice.cpp:203] [in C:\Unreal Engine\Unreal Engine 4.4.0\Unreal Engine\Engine\Binaries\Win64\UE4Editor-Core.dll]
FStaticLightingSystem::BeginLightmassProcess() 0x4f5812b6 + 0 bytes [File=c:\unrealengine-4.4.0-release\engine\source\editor\unrealed\private\staticlightingsystem\staticlightingsystem.cpp:419] [in C:\Unreal Engine\Unreal Engine 4.4.0\Unreal Engine\Engine\Binaries\Win64\UE4Editor-UnrealEd.dll]
FStaticLightingManager::CreateStaticLightingSystem() 0x4f587f50 + 0 bytes [File=c:\unrealengine-4.4.0-release\engine\source\editor\unrealed\private\staticlightingsystem\staticlightingsystem.cpp:210] [in C:\Unreal Engine\Unreal Engine 4.4.0\Unreal Engine\Engine\Binaries\Win64\UE4Editor-UnrealEd.dll]
UEditorEngine::BuildLighting() 0x4f583b4e + 63 bytes [File=c:\unrealengine-4.4.0-release\engine\source\editor\unrealed\private\staticlightingsystem\staticlightingsystem.cpp:2114] [in C:\Unreal Engine\Unreal Engine 4.4.0\Unreal Engine\Engine\Binaries\Win64\UE4Editor-UnrealEd.dll]
FEditorBuildUtils::EditorBuild() 0x4ee93b62 + 0 bytes [File=c:\unrealengine-4.4.0-release\engine\source\editor\unrealed\private\editorbuildutils.cpp:264] [in C:\Unreal Engine\Unreal Engine 4.4.0\Unreal Engine\Engine\Binaries\Win64\UE4Editor-UnrealEd.dll]
TBaseStaticDelegateInstance_NoParams<void>::ExecuteIfSafe() 0x473fa71a + 0 bytes [File=c:\unrealengine-4.4.0-release\engine\source\runtime\core\public\delegates\delegateinstancesimpl.inl:690] [in C:\Unreal Engine\Unreal Engine 4.4.0\Unreal Engine\Engine\Binaries\Win64\UE4Editor-LevelEditor.dll]
FUICommandList::ExecuteAction() 0x4ff2cbb6 + 60 bytes [File=c:\unrealengine-4.4.0-release\engine\source\runtime\slate\private\framework\commands\uicommandlist.cpp:104] [in C:\Unreal Engine\Unreal Engine 4.4.0\Unreal Engine\Engine\Binaries\Win64\UE4Editor-Slate.dll]
SMenuEntryBlock::OnClicked() 0x500900e7 + 127 bytes [File=c:\unrealengine-4.4.0-release\engine\source\runtime\slate\private\framework\multibox\smenuentryblock.cpp:847] [in C:\Unreal Engine\Unreal Engine 4.4.0\Unreal Engine\Engine\Binaries\Win64\UE4Editor-Slate.dll]
SMenuEntryBlock::OnMenuItemButtonClicked() 0x50097cf8 + 0 bytes [File=c:\unrealengine-4.4.0-release\engine\source\runtime\slate\private\framework\multibox\smenuentryblock.cpp:806] [in C:\Unreal Engine\Unreal Engine 4.4.0\Unreal Engine\Engine\Binaries\Win64\UE4Editor-Slate.dll]
TBaseSPMethodDelegateInstance_RetVal_NoParams<SMenuEntryBlock,FReply,0>::Execute() 0x5005444c + 17 bytes [File=c:\unrealengine-4.4.0-release\engine\source\runtime\core\public\delegates\delegateinstancesimpl.inl:161] [in C:\Unreal Engine\Unreal Engine 4.4.0\Unreal Engine\Engine\Binaries\Win64\UE4Editor-Slate.dll]
TBaseDelegate_RetVal_NoParams<FReply>::Execute() 0x50166f7a + 6 bytes [File=c:\unrealengine-4.4.0-release\engine\source\runtime\core\public\delegates\delegatesignatureimpl.inl:1058] [in C:\Unreal Engine\Unreal Engine 4.4.0\Unreal Engine\Engine\Binaries\Win64\UE4Editor-Slate.dll]
SButton::OnMouseButtonUp() 0x501a8f59 + 17 bytes [File=c:\unrealengine-4.4.0-release\engine\source\runtime\slate\private\widgets\input\sbutton.cpp:188] [in C:\Unreal Engine\Unreal Engine 4.4.0\Unreal Engine\Engine\Binaries\Win64\UE4Editor-Slate.dll]
FSlateApplication::ProcessMouseButtonUpEvent() 0x4ff74cff + 20 bytes [File=c:\unrealengine-4.4.0-release\engine\source\runtime\slate\private\framework\application\slateapplication.cpp:3421] in C:\Unr

Thank you :slight_smile: