AddComponent node fails to be scheduled after adding an "expose on spawn" variable to an ActorComponent-based Blueprint Class.

UE - Gameplay - Blueprint - Nov 13, 2015

If an existing AddComponent node is placed in an Actor Blueprint's Event Graph for a custom ActorComponent-based Blueprint Class, the node will fail to be scheduled after adding a variable marked "E ...

Sequencer renders events affecting UMG twice

UE - Anim - Sequencer - Jun 1, 2016

Sequencer renders events affecting UMG twice ...

Using the down arrow key in the Toolbar's Blueprints > Open Blueprint Class sub-menu will immediately open the first Blueprint listed

UE - Gameplay - Blueprint - Oct 15, 2015

Using the down arrow key in the Toolbar's Blueprints > Open Blueprint Class sub-menu will immediately open the first Blueprint listed. Reproduced in 4.8.3 binary, 4.10 Preview 1 binary, and Main (C ...

'Moved' event pin doesn't trigger on the 'Input Touch' node correctly

UE - Editor - UI Systems - Apr 8, 2016

'Moved' event pin doesn't trigger on the 'Input Touch' node correctly Regression: This does not happen in 4.10.2. The 'Moved' pin triggers at all times when the mouse-button is held and the mouse i ...

Launching Android project to device results in Assertion Failed: AsyncLoading.cpp, Line 3710

UE - Platform - Mobile - Aug 31, 2020

After updating to 4.25.1 from 4.25 Packaged Android game crashes constantly with objects added to the map 4.25 Packaged game did not crash (editor did a lot but glad thats fixed in 4.25.1) Empty map ...

Running Automation Test for Directory Watcher Causes the Editor to Crash

UE - Automation Test - Nov 2, 2015

Running an automation test for Directory Watcher for Plugins causes the editor to crash on the Simple Modify step. Occurs only in 4.10 Preview 3. Regression: This does not occur in 4.9.2, but occu ...

Transition Screen Size does not affect LODActors

UE - World Creation - Worldbuilding Tools - HLOD - Nov 18, 2016

Transition Screen Size doesn't seem to affect when LODActors are added to the level. This was occurring before Dev-Framework's merge into Main at CL 3198987. ...

Crash when editing gameplay tag query in a structure

UE - Gameplay - Blueprint - Feb 20, 2017

When I try to edit Gameplay tag query in a blueprint structure the editor crashes. Regression: No. This issue affects versions: 4.15, 4.14.3, 4.13.2 (Binary Versions) ...

Deactivating a shot section from scripting does not affect evaluation

UE - Anim - Sequencer - Jun 23, 2021

Disabling a shot from scripting will not affect evaluation of the sequence.  ...

RetargetSource in AnimSeqeuence doesn't affect DDC key

UE - Anim - Runtime - Aug 4, 2020

Retarget source doesn't affect DDC key, so it causes incorrect result. Changing the anim sequence DDC key generation to include it fixes this issue. ...