Unreal Engine Issues
Unreal Engine Issues
Changing the “show mouse cursor” variable of PlayerController with a mouse button input does not work the same as with a keyboard input
UE - Editor - UI Systems - Slate - Oct 6, 2020Using the mouse input to show the mouse cursor acts like an Alt+Tab. When clicking the mouse input again to no longer show the cursor, the camera controls stop at the edge of the screen. Reported i ...
Changes to InputMappingContext made during game play revert to previous state after restarting engine
UE - Gameplay - Input - Nov 21, 2022Reproduced 3/3 times. Issue also occurs in //UE5/Release-5.0 - CL 20979098 Binary. Confirmed NOT a Regression. The following Blueprint nodes are affected by the same issue:Map KeyUnmap KeyAdd Playe ...
UText3DComponent's Text property access: UE 5.3 broke BP setters. UE 5.6 unneccessarily broke compatibility and incorrectly removed BP getters.
UE - CoreTech - Jul 30, 2025Class UText3DComponent from the "Text 3D" plugin contains a "FText Text" member which must be set through a SetText() function to correctly update the component's internal state. Up to UE 5.2, "Tex ...
Editor crashes while switching to paint mode if material has a grass output and landscape visibility mask
UE - LD & Modeling - Terrain - Landscape - Aug 10, 2016Editor crashes while switching to paint mode if material has a grass output and landscape visibility mask. Frequency: 3/3 ...
Audio Components ignoring Start Time set by Play node
UE - Audio - Jun 22, 2018The Audio Component play with no delay despite there being a wait time being passed in the Play node. This was found in 4.19.2 (CL - 4033788) and tested in 4.18.3 (CL - 3832480), 4.20 Preview 3 ( ...
RadialForceComponent ignores collision of Object Type set in Collision Presets if component is initialized in C++
UE - Gameplay - Jul 28, 2016When a RadialForceComponent is attached to a object in C++, it doesn't take on the "Object Types to Affect" in the component settings of the Blueprint. If the RadialForceComponent is created as a co ...
SetWorldOrigin in console command crashes editor
UE - Gameplay - May 6, 2016Using the SetWorldOrigin console command crashes the editor. Frequency 3/3 Crashreporter N/A Regression (yes) issue (does not) occur in 4.11.2 ...
Calling Finish Recording Output causes a crash in PIE
UE - Audio - Mar 23, 2020The Finish Recording Output node from the Audio Mixer BP Library crashes due to an invalid Path input. This is a regression from 4.23.1 (CL-9631420). This was reported and tested in 4.24.3 (CL-115 ...
Inline edit conditions don't support undo
Tools - Jul 3, 2018The Editor does not support undo after making changes Inline edit properties. Working in 4.18.3 Broken in 4.19.2 Tested in 4.18.3(3832480), 4.19.2(CL - 4033788), 4.20(CL - 4181430) , 4.21(C ...
Reproducible softlock on iOS
UE - Platform - Apple - Jul 18, 2023After performing the repro steps, screen will softlock unless you perform the "slide from 3 to 4, then back to 3" steps. Appears to be an iOS system bug, but see if we can find a workaround. ...