Unreal Engine Issues
Unreal Engine Issues
Component name conflict when reparenting from a blueprint parent to a native parent causes data loss and component pointer to be null.
UE - Gameplay - Blueprint Compiler - Jun 18, 2019Reparenting a blueprint from a blueprint to a native class will cause data loss if both parents have a component with the same name. The component ptr will always be null after reparenting. Expected ...
Simulating physics overrides the ability to move Skeletal Mesh Actors in Editor after moving a child component
UE - Simulation - Physics - Jun 18, 2019Found in 4.22 CL#6574378 Reproduced in 4.21 CL#4753647, 4.24 Main CL#7062442 May be similar to [Link Removed], which was reported fixed in 4.13 The following warning is spammed when trying to mov ...
Previous Tangent Recalc` and Size by Life misbehave at low FPS
UE - Niagara - Jun 18, 2019At low FPS particle systems with "Previous Tangent Recalculation" enabled in the Ribbon Data result in messy mesh generation. Found in 4.21 CL# 4753647, 4.22 CL# 6574378, 4.23 CL# 6925347, and 4.24 ...
If using Launcher build, Advertising Identified (IDFA) code for iOS can NOT be disabled by project settings
UE - Platform - Mobile - Jun 18, 2019By [Link Removed], user can disable IDFA without customizing engine code. But, if using Launcher build, the added settings( Enable Advertising Identified(IFFA) ) does NOT work correctly. Because eng ...
Reapply removed bones appears to cause Reduction settings to be removed/disappear
UE - LD & Modeling - Modeling Tools - Mesh Editing - Jun 17, 2019If changes are made to the reduction settings of a skeletal mesh and then bones are removed via the "Bones to Remove" array. Then the reduction settings will disappear/get removed ...
Error during packaging if nativizing a blueprint that contains a TMap with a UserDefinedEnum as a key
UE - Gameplay - Blueprint - Jun 17, 2019Certain Map container calls (e.g. Find, Add) will fail to compile at packaging time if a Blueprint class containing a Map variable with a user-defined enumeration as the key type is nativized. This ...
add_possessable doesn't work for all objects
UE - Anim - Sequencer - Jun 17, 2019Using following code in Python: seq.add_possessable(seq.add_spawnable_from_class(unreal.CineCameraActor).get_object_template().camera_component) doesn't create a camera component track in sequen ...
Non-public BlueprintCallable function calls do not compile in a nativized Blueprint.
UE - Gameplay - Blueprint - Jun 17, 2019A nativized Blueprint cannot currently invoke a non-public BlueprintCallable function that's defined in native C++ code without resulting in a C++ compile error. Example: APlayerController::PlayDyn ...
Post Process Materials do not appear in Sequencer
UE - Anim - Sequencer - Jun 17, 2019When Having a SkeletalMesh or Static Mesh, you can control Material Parameters directly. Something like that is missing for Post Process Materials. Matinee had a generic Float or Vector Track.If Se ...
Actor loses attach component when parent actor goes in and out of relevancy
UE - Networking - Jun 17, 2019As described in the linked UDN, non-replicated components aren't being hooked up properly after an actor goes out & back into relevancy. The proposed fix sounds correct, calling MoveMapedObjectToUnm ...