Unreal Engine Issues
Unreal Engine Issues
Loading a blueprint with an invalid gameplay tag container pin causes ensure and data loss
UE - Gameplay - Feb 23, 2021The gameplay tag system depends on tags being registered with the global manager as valid in order to correctly read them off disk. Two different issues are combining to cause a confusing ensure and ...
Update warning in FActiveGameplayEffectsContainer::ApplyModToAttribute to consider batching
UE - Gameplay - Feb 19, 2021The ModcallbackData won't be consumed while applying stacked Gameplay Effects if the updates are being batched. This triggers a false warning in FActiveGameplayEffectsContainer::ApplyModToAttribute. ...
Selecting multiple actors with differing DataTableHandles causes data loss
UE - Gameplay - Jan 4, 2021The data table customization (and probably others) tries to aggressively clear out row references that are not valid in the table they point to. This breaks when selecting multiple actors or objects ...
Array references are not recognized in Blueprint
UE - Gameplay - Oct 12, 2020Link to test project: [Link Removed] In BP_MyPlayerController event graph, “T” is bound to a Blueprint function called “BPSetMyArrayElement0To5”. “BPSetMyArrayElement0To5” calls the C++ function ...
Undo function breaks local variables in Blueprint Function after compiling
UE - Gameplay - Oct 8, 2020Blueprint functions appear to correctly associate local variables when renaming the function. However when undoing a rename with ctrl-z the local variables appear to lose their association. Redoing ...
Dynamic Delegate for Actor doesn't show up in BP Editor
UE - Gameplay - Sep 21, 2020The delegates for actor should show up in the Detail tab like components. There should be an "Event" group and list all available delegates, and designers can click on the "+" sign to add event on t ...
Can not output the log that is "Category=LogActor, Verbosity=log"
UE - Gameplay - Sep 16, 2020The LogActor is set to "CompileTimeVerbosity=Warning", so it cannot output more than the "Warning" level. ENGINE_API DECLARE_LOG_CATEGORY_EXTERN(LogActor, Log, Warning); Suggest the following ...
Event Dispatcher objects cannot be deleted after the initial graph node is renamed
UE - Gameplay - Sep 14, 2020Adding an Event Dispatcher to the Level Blueprint and then renaming the initial graph node within that Event Dispatcher prevents deletion from that point forward. Renaming the Event Dispatcher from ...
Creating/Destroying UWorlds rapidly can cause dangling pointers from UAutoDestroySubsystem
UE - Gameplay - Aug 10, 2020To summarize what I'm seeing there, a bunch of UObjects relating to that world have been destroyed but not all destructed. The UAutoDestroySubsystem pointer is still on the static tickable list, and ...
inherited gameplay tags no longer work
UE - Gameplay - Jul 3, 2020Added and Removed tags are cleared in inherited gameplay tag containers. This came from the following UDN: https://udn.unrealengine.com/questions/587982/ue-master-tags-in-finheritedtagcontainer-do-n ...