WorldSetting customization causes hot reload crash

Development Programming & Scripting
1

After setup WorldSettingsClassName at DefaultEngine.ini, c++ hot reload always fails.
When I remove WorldSettingsClassName from DefaultEngine.ini c++ hot reload succeeds.

engine version : 4.11.1

stack trace

Access violation - code c0000005 (first/second chance not available)
UE4Editor_Engine!UWorld::Tick() [d:\buildfarm\buildmachine_++ue4+release-4.11\engine\source\runtime\engine\private\leveltick.cpp:1116]
UE4Editor_UnrealEd!UEditorEngine::Tick() [d:\buildfarm\buildmachine_++ue4+release-4.11\engine\source\editor\unrealed\private\editorengine.cpp:1149]
UE4Editor_UnrealEd!UUnrealEdEngine::Tick() [d:\buildfarm\buildmachine_++ue4+release-4.11\engine\source\editor\unrealed\private\unrealedengine.cpp:370]
UE4Editor!FEngineLoop::Tick() [d:\buildfarm\buildmachine_++ue4+release-4.11\engine\source\runtime\launch\private\launchengineloop.cpp:2643]
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]

2

I have same problem as you. Did you Fixed thatt Problem?

UE4 reconstruct class virtualtable after hot reload.
and after, Crash is occured by WorldSetting’s Function Call.

I Hope Someone find this Problem’s solve

3

Epic staff says… It will be fixed upcoming 4.12 version.

check this link