Unreal Engine Issues
Unreal Engine Issues
Alpha Compression Artifacts
UE - Graphics Features - Nov 23, 2018Confirmed in Main 4.22 @ CL 4586854 in 4.21 Alpha looks to be about 1 pixel larger than other channels in certain parts of the texture "The issue is not improved by changing compression settin ...
Unable to change Blueprint Child Variable values in Python
UE - Editor - Workflow Systems - Dec 20, 2018Using the Python function unreal.SystemLibrary.set_bool_property_by_name() to change the default variable values of a child Blueprint do not work as intended. Tested in 4.20.3 (CL - 4369336), 4.21. ...
Crash When Changing to Landscape Paint Tool With a Material Function for the World Position Offset of the Landscape Material
UE - Graphics Features - Feb 25, 2019Crash on switching to landscape/paint tab when using a landscape material that has a material function hooked onto the WorldPositionOffset. Working as expected in 4.21 CL# 4753647 Found in 4.22 CL ...
Align Brush Vertices not adjusting BSP brushes in 4.7 Preview 4
UE - LD & Modeling - Modeling Tools - BSP - Jan 22, 2015Align brush vertices does not function in 4.7 preview 4. ...
Nav Modifier Volume Not Affecting Nav Mesh Until it is Moved
UE - AI - Oct 21, 2016Nav Modifier volumes are not affected the nav mesh until they are moved from their initial placement position. Found in 4.13.1. Reproduced in 4.12.5 and 4.15 Main CL 3163223 This is similar to [Li ...
Crash when connecting to source control
Tools - Dec 28, 2015Attempting to connect to Perforce source control causes the editor to crash in 4.10.1. The action being preformed (connecting to source control) and repro steps (reported by licensee) match [Link R ...
Switching to different modes in the Modes panel causes PIE to take input from a connected VR headset for the Y axis camera movement
UE - Platform - XR - Dec 9, 2016If a VR headset is connected, it will be used for Y axis camera input in PIE if you have switched to and from the Landscape tab in the Modes panel. You can fix this temporarily by reopening the edit ...
[CrashReport] Mac crash in UE4Editor-Engine.dylib!LoadPhysXModules()::$_0::operator()()
UE - Platform - Apple - Jun 8, 2017This is a common Mac crash that has been occurring since 4.15. It shares the same callstack with [Link Removed], but that was verified fixed for 4.16.0, while this crash still continues into 4.16. ...
Retainer Box's widgets will blend in incorrect space when retainer box uses material shader.
UE - Editor - UI Systems - May 8, 2017Displaying the UMG content with a material shader will mean that it is drawn to an sRGB aware surface and thus blended in linear space instead of sRGB space (as widgets expect). In sceenshot-1.png t ...
On mouse Down not firing for left click on Button widgets when using precise click
UE - Editor - UI Systems - Aug 31, 2017When using the left mouse button to click and drag a button, the on drag detected will not fire even when using precise click. This was not the case in previous versions of the engine (Works as expe ...