Hello
I have a problem on export EU4, here the error report, I try to clean with swaragent and app data folder but error always come back, I remove the lamps, the problems still
Assertion failed: TextureMapping->SizeX > 0 && TextureMapping->SizeY > 0 [File:D:\BuildFarm\buildmachine_++UE4+Release-4.11\Engine\Source\Editor\UnrealEd\Private\Lightmass\Lightmass.cpp] [Line: 1371]
UE4Editor_Core!FDebug::AssertFailed() [d:\buildfarm\buildmachine_++ue4+release-4.11\engine\source\runtime\core\private\misc\outputdevice.cpp:430]
UE4Editor_UnrealEd!FLightmassExporter::WriteBaseTextureMappingData() [d:\buildfarm\buildmachine_++ue4+release-4.11\engine\source\editor\unrealed\private\lightmass\lightmass.cpp:1372]
UE4Editor_UnrealEd!FLightmassExporter::WriteMappings() [d:\buildfarm\buildmachine_++ue4+release-4.11\engine\source\editor\unrealed\private\lightmass\lightmass.cpp:1746]
UE4Editor_UnrealEd!FLightmassExporter::WriteToChannel() [d:\buildfarm\buildmachine_++ue4+release-4.11\engine\source\editor\unrealed\private\lightmass\lightmass.cpp:629]
UE4Editor_UnrealEd!FLightmassProcessor::InitiateExport() [d:\buildfarm\buildmachine_++ue4+release-4.11\engine\source\editor\unrealed\private\lightmass\lightmass.cpp:2446]
UE4Editor_UnrealEd!FStaticLightingSystem::InitiateLightmassProcessor() [d:\buildfarm\buildmachine_++ue4+release-4.11\engine\source\editor\unrealed\private\staticlightingsystem\staticlightingsystem.cpp:2004]
UE4Editor_UnrealEd!FStaticLightingSystem::BeginLightmassProcess() [d:\buildfarm\buildmachine_++ue4+release-4.11\engine\source\editor\unrealed\private\staticlightingsystem\staticlightingsystem.cpp:580]
UE4Editor_UnrealEd!FStaticLightingManager::CreateStaticLightingSystem() [d:\buildfarm\buildmachine_++ue4+release-4.11\engine\source\editor\unrealed\private\staticlightingsystem\staticlightingsystem.cpp:223]
UE4Editor_UnrealEd!UEditorEngine::BuildLighting() [d:\buildfarm\buildmachine_++ue4+release-4.11\engine\source\editor\unrealed\private\staticlightingsystem\staticlightingsystem.cpp:2300]
UE4Editor_UnrealEd!FBuildAllHandler::ProcessBuild() [d:\buildfarm\buildmachine_++ue4+release-4.11\engine\source\editor\unrealed\private\editorbuildutils.cpp:991]
UE4Editor_UnrealEd!FEditorBuildUtils::EditorBuild() [d:\buildfarm\buildmachine_++ue4+release-4.11\engine\source\editor\unrealed\private\editorbuildutils.cpp:403]
UE4Editor_LevelEditor!FLevelEditorActionCallbacks::Build_Execute() [d:\buildfarm\buildmachine_++ue4+release-4.11\engine\source\editor\leveleditor\private\leveleditoractions.cpp:552]
UE4Editor_LevelEditor!TBaseStaticDelegateInstance::ExecuteIfSafe() [d:\buildfarm\buildmachine_++ue4+release-4.11\engine\source\runtime\core\public\delegates\delegateinstancesimpl_variadics.inl:1021]
UE4Editor_Slate!FUICommandList::ExecuteAction() [d:\buildfarm\buildmachine_++ue4+release-4.11\engine\source\runtime\slate\private\framework\commands\uicommandlist.cpp:87]
UE4Editor_Slate!SToolBarButtonBlock::OnClicked() [d:\buildfarm\buildmachine_++ue4+release-4.11\engine\source\runtime\slate\private\framework\multibox\stoolbarbuttonblock.cpp:300]
UE4Editor_Slate!TMemberFunctionCaller::operator()<>() [d:\buildfarm\buildmachine_++ue4+release-4.11\engine\source\runtime\core\public\delegates\delegateinstanceinterface_variadics.h:161]
UE4Editor_Slate!TTupleImpl >::ApplyAfter_ExplicitReturnType >() [d:\buildfarm\buildmachine_++ue4+release-4.11\engine\source\runtime\core\public\delegates\tuple.h:128]
UE4Editor_Slate!TBaseSPMethodDelegateInstance<0,SToolBarButtonBlock,0,FReply cdecl(void)>::Execute() [d:\buildfarm\buildmachine++ue4+release-4.11\engine\source\runtime\core\public\delegates\delegateinstancesimpl_variadics.inl:321]
UE4Editor_Slate!TBaseDelegate::Execute() [d:\buildfarm\buildmachine++ue4+release-4.11\engine\source\runtime\core\public\delegates\delegatesignatureimpl_variadics.inl:521]
UE4Editor_Slate!SButton::OnMouseButtonUp() [d:\buildfarm\buildmachine_++ue4+release-4.11\engine\source\runtime\slate\private\widgets\input\sbutton.cpp:273]
UE4Editor_Slate!::operator()() [d:\buildfarm\buildmachine_++ue4+release-4.11\engine\source\runtime\slate\private\framework\application\slateapplication.cpp:4540]
UE4Editor_Slate!FEventRouter::Route >() [d:\buildfarm\buildmachine_++ue4+release-4.11\engine\source\runtime\slate\private\framework\application\slateapplication.cpp:214]
UE4Editor_Slate!FSlateApplication::RoutePointerUpEvent() [d:\buildfarm\buildmachine_++ue4+release-4.11\engine\source\runtime\slate\private\framework\application\slateapplication.cpp:4530]
UE4Editor_Slate!FSlateApplication::ProcessMouseButtonUpEvent() [d:\buildfarm\buildmachine_++ue4+release-4.11\engine\source\runtime\slate\private\framework\application\slateapplication.cpp:4947]
UE4Editor_Slate!FSlateApplication::OnMouseUp() [d:\buildfarm\buildmachine_++ue4+release-4.11\engine\source\runtime\slate\private\framework\application\slateapplication.cpp:4923]
UE4Editor_Core!FWindowsApplication::ProcessDeferredMessage() [d:\buildfarm\buildmachine_++ue4+release-4.11\engine\source\runtime\core\private\windows\windowsapplication.cpp:1415]
UE4Editor_Core!FWindowsApplication::DeferMessage() [d:\buildfarm\buildmachine_++ue4+release-4.11\engine\source\runtime\core\private\windows\windowsapplication.cpp:1732]
UE4Editor_Core!FWindowsApplication::ProcessMessage() [d:\buildfarm\buildmachine_++ue4+release-4.11\engine\source\runtime\core\private\windows\windowsapplication.cpp:697]
UE4Editor_Core!FWindowsApplication::AppWndProc() [d:\buildfarm\buildmachine_++ue4+release-4.11\engine\source\runtime\core\private\windows\windowsapplication.cpp:619]
user32
user32
UE4Editor_Core!FWindowsPlatformMisc::PumpMessages() [d:\buildfarm\buildmachine_++ue4+release-4.11\engine\source\runtime\core\private\windows\windowsplatformmisc.cpp:884]
UE4Editor!FEngineLoop::Tick() [d:\buildfarm\buildmachine_++ue4+release-4.11\engine\source\runtime\launch\private\launchengineloop.cpp:2611]
UE4Editor!GuardedMain() [d:\buildfarm\buildmachine_++ue4+release-4.11\engine\source\runtime\launch\private\launch.cpp:142]
UE4Editor!GuardedMainWrapper() [d:\buildfarm\buildmachine_++ue4+release-4.11\engine\source\runtime\launch\private\windows\launchwindows.cpp:126]
UE4Editor!WinMain() [d:\buildfarm\buildmachine_++ue4+release-4.11\engine\source\runtime\launch\private\windows\launchwindows.cpp:200]
UE4Editor!__scrt_common_main_seh() [f:\dd\vctools\crt\vcstartup\src\startup\exe_common.inl:264]
kernel32
ntdll