Crash environement query system

[DevBrothers]

Hello,

i have make the small exercise on the environment query system of documentation. But when I launch the game it crash landing.

Here the message error:

Access violation - code c0000005 (first/second chance not available)

“”

UE4Editor_AIModule!UBehaviorTreeTypes::GetShortTypeName() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.9\engine\source\runtime\aimodule\private\behaviortree\behaviortreetypes.cpp:413]
UE4Editor_AIModule!UBTTask_RunEQSQuery::OnQueryFinished() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.9\engine\source\runtime\aimodule\private\behaviortree asks\bttask_runeqsquery.cpp:113]
UE4Editor_AIModule!TBaseUObjectMethodDelegateInstance<0,UBTTask_RunEQSQuery,TTypeWrapper<void> cdecl(TSharedPtr<FEnvQueryResult,0>)>::Execute() [d:\buildfarm\buildmachine++depot+ue4-releases+4.9\engine\source\runtime\core\public\delegates\delegateinstancesimpl_variadics.inl:681]
UE4Editor_AIModule!TBaseUObjectMethodDelegateInstance<0,UBTTask_RunEQSQuery,void cdecl(TSharedPtr<FEnvQueryResult,0>)>::ExecuteIfSafe() [d:\buildfarm\buildmachine++depot+ue4-releases+4.9\engine\source\runtime\core\public\delegates\delegateinstancesimpl_variadics.inl:770]
UE4Editor_AIModule!TBaseDelegate<void,TSharedPtr<FEnvQueryResult,0> >::ExecuteIfBound() [d:\buildfarm\buildmachine++depot+ue4-releases+4.9\engine\source\runtime\core\public\delegates\delegatesignatureimpl_variadics.inl:482]
UE4Editor_AIModule!UEnvQueryManager::Tick() [d:\buildfarm\buildmachine++depot+ue4-releases+4.9\engine\source\runtime\aimodule\private\environmentquery\envquerymanager.cpp:309]
UE4Editor_Engine!UWorld::Tick() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.9\engine\source\runtime\engine\private\leveltick.cpp:1227]
UE4Editor_UnrealEd!UEditorEngine::Tick() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.9\engine\source\editor\unrealed\private\editorengine.cpp:1347]
UE4Editor_UnrealEd!UUnrealEdEngine::Tick() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.9\engine\source\editor\unrealed\private\unrealedengine.cpp:366]
UE4Editor!FEngineLoop::Tick() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.9\engine\source\runtime\launch\private\launchengineloop.cpp:2428]
UE4Editor!GuardedMain() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.9\engine\source\runtime\launch\private\launch.cpp:142]
UE4Editor!GuardedMainWrapper() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.9\engine\source\runtime\launch\private\windows\launchwindows.cpp:126]
UE4Editor!WinMain() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.9\engine\source\runtime\launch\private\windows\launchwindows.cpp:200]

Do you have an idea?

Thank

[JmDevTx]

You will have better luck posting this on the Answerhub so that the UE4 staff can assess this issue: http://answers.unrealengine.com/