Unreal Engine Issues
Unreal Engine Issues
No log files are being created for Windows Shipping builds
Tools - Dec 26, 2014When you package a project for Windows Shipping, The project will not generate a log file when the .exe project is played. The project will generate a log file if you package the project in the De ...
When running multiple clients in PIE the second player's inputs become toggled every tick when setting Input mode Game only on tick
UE - Editor - UI Systems - Slate - Jul 9, 2015A user has found that setting input mode to game only on tick will cause the client in PIE to toggle their inputs on and off every tick. If this test is run with a single player the inputs are const ...
Anim Time Ratio Doesn't Factor In Pin Sequence
OLD - Anim - Aug 12, 2015In a transition rule, the time assessed in "Time Remaining Ratio" Node does not include/factor time from the Pin Sequence of the animation node. For instance, if the original animation is 20 frame ...
Screen Space Widget Component offset in Editor Viewport when using Windows Scaling
UE - Editor - UI Systems - Jul 23, 2018Using Windows scaling above 100% now causes Screen Space 3D Widgets to be offset. (Pressing F11 for fullscreen or launching will cause widget to appear in correct location) ...
Malformed command sent to UAT if BuildCookRun command ends with a trailing slash ("\")
UE - Foundation - Cpp Tools - Feb 14, 2019Including a trailing slash ("\") at the end of a BuildCookRun command sent to UAT results in UAT receiving a malformed command. If the command ends with a slash, the resulting command that UAT recei ...
The Find Node Can Crash on Compile After a Blueprint Compile Error
UE - Gameplay - Nov 21, 2019The "Find" node can cause a crash if the a map with a struct value changes type while connected, is disconnected and reconnected. Compilation fails and crashes the engine. Found in 4.23.1 CL#963142 ...
Invalid Landscape Normals at component boundaries and subsections In Packaged Build
UE - Graphics Tools - Terrain - Oct 31, 2025In UE 5.6, heightmap texture compression was introduced. The original implementation did not consider duplicate pixels along subsection and shared textures (multi-component) boundaries. As a result, ...
Crash when saving after resetting Instanced array element via Property Matrix on placed actors
UE - Editor - Nov 21, 2025When an Actor Component contains an Instanced UObject array marked EditDefaultsOnly, adding a new element to the Blueprint defaults correctly updates the Blueprint and its own Property Matrix. Howev ...
Math Expression Node produces error if it calls a variable located within a hidden variable category
UE - Gameplay - Blueprint - Jan 29, 2016The math expression node in blueprints does not recognize variables that have been hidden within a blueprint category. ...
first struct variable not shown by Intelisense
UE - Foundation - Core - Feb 18, 2015When invoking a custom struct, the first listed variable will not appear in the Intelisense window. ...