this is the callstack
Unhandled exception
UE4Editor_SmoothSyncPlugin!USmoothSync::adjustOwnerTime() [d:\build++portal+dev-marketplace+full\sync\localbuilds\plugintemp\hostproject\plugins\smoothsyncplugin\source\smoothsyncplugin\private\smoothsync.cpp:2352]
UE4Editor_SmoothSyncPlugin!USmoothSync::TickComponent() [d:\build++portal+dev-marketplace+full\sync\localbuilds\plugintemp\hostproject\plugins\smoothsyncplugin\source\smoothsyncplugin\private\smoothsync.cpp:728]
UE4Editor_Engine
UE4Editor_Engine
UE4Editor_Engine
UE4Editor_Engine
UE4Editor_Core
UE4Editor_Core
UE4Editor_Engine
UE4Editor_Engine
UE4Editor_Engine
UE4Editor_Engine
UE4Editor_AbleEditor!FAbilityEditorViewportClient::Tick() [d:\build++portal+dev-marketplace+full\sync\localbuilds\plugintemp\hostproject\plugins\able\source\ableeditor\private\abilityeditor\ablabilityeditorviewportclient.cpp:230]
UE4Editor_UnrealEd
UE4Editor_UnrealEd
UE4Editor
UE4Editor
UE4Editor
UE4Editor
UE4Editor
kernel32
ntdll