Unreal Engine Issues
Unreal Engine Issues
Landscapes do not Render when used with Lighting Scenarios on Mobile
UE - Platform - Mobile - May 15, 2017Landscapes disappear using Lighting Scenarios when deployed to a mobile device. When playing in the editor using the mobile previewer, everything looks as expected. It only occurs when deployed to ...
ParticleCutout don't work when AlphaThreshold is 0
UE - Graphics Features - Dec 16, 2016UParticleModuleRequired::PostEditChangeProperty use "AlphaThreshold > 0". So, if AlphaThreshold = 0, particlecutout don't work. ...
IPhonePackger re-signs app with old signature format that makes users get the warning popup on iOS
UE - Platform - Mobile - Jan 27, 2021Apple forces developers to code sign an app using the latest code signature format and IPP needs to support it. a related link: [Link Removed] ...
Sharing TransitionRule of multiple AnimStateTransitionNode, when AnimBP is opened it becomes dirty
OLD - Anim - Dec 15, 2017Sharing transition rule it will be Dirty when AnimBP opens. When AnimBP is open, "if(BoundGraph->GetOuter () != Node)" is true in FBlueprintEditorUtils::UpdateOutOfDateCompositeWithOuter, BoundGrap ...
Overridding a function with no return value in a ChildBP produces an event instead of a function
UE - Gameplay - Blueprint - Dec 17, 2015If you have a BP with a function that has no return value, then override that function in a ChildBP, it becomes an event and cannot be used like a normal function ...
Dialog Subtitles randomly Disappear or Display out of Sync
UE - Audio - Sep 8, 2016Dialog Subtitles display out of order or disappear when called to the screen. The users reporting the issue believe this could be due to the priority of the Sound Waves conflicting with one another ...
Lighting Scenarios Map Check warning about multiple skylights not supported
UE - Graphics Features - Dec 5, 2016When using Lighting Scenarios and placing a skylight in the lighting scenario levels when you build lighting there will be a map check warning that "Multiple sky lights are active, only one can be e ...
Can't clear AnimBp reference from an old asset(4.10 or before) with a skeletalMeshComponent
OLD - Anim - Mar 2, 2017When using an older asset(4.10 or before) with a skeletalMeshComponent in a newer engine version, a reference for the original AnimBP remains after changing the mesh component's Anim Class. ...
Non replicated actor is not destroyed on Client when added to the level
UE - Networking - May 7, 2018When placing an actor into the level that is not replicated the client will not destroy its copy when destroy actor is called. ...
SetActorLabel resets components when run outside main editor process
Tools - Mar 30, 2015Calling SetActorLabel causes an actor's components to return to default states when called from a client accessing a listen server outside of main editor process. Note: User posted code linked to ...