Unreal Engine Issues
Unreal Engine Issues
Setting a value Material Parameter Collection to Material will cause crash
UE - Graphics Features - May 2, 2016Adding a Material Parameter collection to a material, setting its value, then saving the material will cause a crash. This was only able to be reproduced on Mac and did not affect the Windows versio ...
Pressing "X" to clear text field results in closing window instead.
Tools - Aug 12, 2015In the event graph of a newly created Blueprint, in the "All Actions for this Blueprint" window brought up by right clicking the grid, the window will close by pressing "X" in the text field, instea ...
Android Back Button go to Oculus home when using Gear VR
UE - Platform - XR - Mar 7, 2016This is regression from 4.10 functionality. When assigning the Android Back Button functionality in a GearVR project, the back button will now bring up the Oculus Home Screen asking if you would lik ...
Reimporting a static mesh will reset multiple properties in the Static Mesh Editor
Tools - Oct 15, 2015When reimporting a static mesh settings that have been changed in the Static Mesh Editor will be reset to the defaults. ...
Crash when Saving Level after Successfully Building with Lightmass on Large Landscapes
UE - LD & Modeling - Terrain - Landscape - Jan 4, 2017A crash occurs when attempting to save a level after building static lighting for a large landscape. I was originally investigating a memory leak issue with landscapes, and the user provided the pa ...
Actors attached to Spring Arm with rotation lag avoid pitches of 90 and -90 degree
UE - Gameplay - Jan 19, 2018From User Bug Submission: When an actor/component (e. g. a camera) rotates around another object using the rotation lag of USpringArmComponent, it cannot rotate to the top or the bottom. At these ...
Multiple keys with the same value appear to be removed on Android for a Curve Table
UE - Gameplay - Components - Jul 8, 2019When using a curve table on android it appears that keys with duplicate values are removed. Link: [Link Removed] ...
Use mouse for touch enables gesture action on button which makes the button to lost focus to that the button fires onreleased event
UE - Editor - UI Systems - Slate - Mar 20, 2019When Use mouse for touch is enabled, the button fires onreleased event. Here is what I investigated. Use mouse for touch enables gesture action in the button that leads to LongPress gesture fires ...
BUG IN CLIENT OF LIBDISPATCH: crash on KeyPress down in WebBrowser
UE - Platform - Apple - Feb 12, 2020FCEFWebBrowserWindow::OnKeyDown() InternalCefBrowser->GetHost()->SendKeyEvent(KeyEvent); is processed on the UE4 GameThread, inside the Chromium Embedded Framework (CEF) it appears to call a syst ...
Meshs in a hidden sublevel may generate incorrect navmesh
UE - AI - Navigation - Nov 6, 2020If the level has hidden sublevels, the regenerated navmesh result appears to have a hidden sublevel mesh placed at the origin. Apparently, the reason is that bNavigationRelevant is no longer consid ...