Unreal Engine Issues
Unreal Engine Issues
Building Lighting fails when lightmass importance volume scale is large
UE - Graphics Features - Jan 30, 2018There is an issue when attempting to build lighting with a large lightmass importance volume when you build the lighting the editor freezes. This issue appears to be a regression Versions tested: 4 ...
Generate Particle Event Blueprint node doesnt generate particles at relative "InLocation"
UE - Niagara - Apr 3, 2018The EventReceiver Spawn module doesnt seem to take in parameters from linked Particle Generated Event. When setting the location of the Blueprint node (In Location), the relative position of the Par ...
Random Deviation of 0 causes service node instantiation fail
UE - AI - Apr 17, 2018Licensee has 4 Services that aren't being initialized with their respective Tasks when they Plays in Editor. If the Behavior Tree is opened first, the warnings do not appear. All 4 of the Services h ...
Event Dispatcher implementation called several times (number of bound refs increases every compile)
UE - Gameplay - Jun 26, 2018The number of calls to the Event Dispatcher increase each time the blueprint actor containing the reference is compiled. This issue was not present in 4.18.3 (CL-3832480) but is in 4.19.2 (CL-403378 ...
When a Sublevel has "Initially Loaded" set to true and "Initially Visible" set to false, the Editor will crash after exiting PIE
UE - Gameplay - Jul 31, 2018If you have a sub level with "Initially Loaded" set to true and "Initially Visible" set to false it will crash after exiting PIE. This issue was reported and tested in 4.20.1 (CL-4233996). It has ...
Solidworks 2018 Virtual Parts aren't imported
UE - Editor - Content Pipeline - Datasmith - Importer - Aug 22, 2018When importing a Solidworks 2018 CAD assembly, if the part in the assembly is a virtual part (denoted by brackets in the feature tree), a part that exists only within the assembly, the part and rela ...
UCanvasPanelSlot::PostEditChangeChainProperty does not call Super function
UE - Editor - UI Systems - Nov 13, 2018UCanvasPanelSlot::PostEditChangeChainProperty not only does not call its Super function unless the anchor node has been set, but it calls Super:: PostEditChangeProperty instead PostEditChainProperty ...
No additional MipMaps Generated on UI Texture Group
UE - Graphics Features - Mar 19, 2019In previous versions of the engine (4.21), 10 MipMaps are generated with the above repro steps. Starting from 4.22 and CLs above the editor only produces 1 MipMap with the above texture settings. T ...
UHT always runs when building a code project using a binary Engine installation even if no code change has been made
UE - Foundation - Cpp Tools - UnrealHeaderTool - May 2, 2019When building a code project that was created with the binary Engine installed through the Launcher, UHT always runs even if no code changes have been made. This only occurs with a binary Engine ins ...
Cannot set FVector values in a "Make Struct" node in Blueprint
UE - Gameplay - May 9, 2019When trying to use any "Make Struct" node that uses vector values, the values typed into FVector fields will reset to 0. This is a regression from 4.21.2 (CL-4753647). This reported and tested in ...