Unreal Engine Issues
Unreal Engine Issues
ForLoop used inside BP Function Library always returns 0 index when used in a Construction Script
UE - Gameplay - Sep 18, 2018Using a For Loop inside of a Blueprint Function or Function Library will always return index 0 when used in the Construction Script. This was reported and tested in 4.19.2 (CL-4033788). This was r ...
Scrollbox under multiple retainerboxes doesn’t scroll correctly with PIE
UE - Editor - UI Systems - Aug 14, 2019When the scrollbox as the child of multiple retainerboxes, the scroll isn't smoothing. It can see issue with PIE only. If it run with standalone (or package build) is fine. In SScrollBar::ExecuteO ...
"Assertion failed: NumberOfFreeBits >= 0" on clients that attempt to connect to a server with the -NoPacketHandler option
UE - Networking - Oct 6, 2020With the rework of IP address resolution in 4.25, this assert now occurs. When no packet handler is used, UPendingNetGame::InitNetDriver calls SendInitialJoin() immediately, before async address res ...
After compile, spawnable actor is stuck in spawned state
UE - Anim - Sequencer - Jun 3, 2016After compile, spawnable actor is stuck in spawned state ...
Noise Node used in UI Material is rendering Black
UE - Graphics Features - Feb 15, 2016The Noise Node when used in a UI Material is rendering completely black in 4.11. This is a Regression from Behavior in 4.10.2 It looks like the Noise Node (at least form the preview of the noise i ...
Mouse offset when switching resolution between windowed mode / fullscreen
UE - Editor - UI Systems - Aug 13, 2015When switching between windowed and fullscreen modes during runtime the mouse position is reported incorrectly. Eg. A button with a hover over effect will play the effect when the mouse is near but ...
Moving objects in editor does not update collision
UE - Gameplay - Apr 7, 2015When an object is created procedurally with code and placed into the editor the collision analyzer will detect the object properly. If the object is then moved to another part of the level the coll ...
collision components added to vehicles do not properly register overlap events
UE - Gameplay - Sep 16, 2015overlap events do not fire when collision components such as sphere or capsule collision components are added to a vehicle blueprint. Overlap events seem to register if the component overlaps with o ...
NavModifierComponent doesn't work well with dynamic owner actors
UE - AI - Mar 12, 2015When a raw NavModifierComponent gets added to a character it cuts a hole in the navmesh (as expected) but doesn't update the location with character's movement. And it should. ...
Copying a Blueprint with existing component causes hit events to be triggered in original BP also
UE - Gameplay - Blueprint - Jan 5, 2016If you have a Blueprint with a pre-existing component, then add that to a map, and copy it, OnHit events in the COPY will also trigger in the ORIGINAL. According to the licensee, this happens with ...