Unreal Engine Issues
Unreal Engine Issues
Shaped Trace by channel traces do not return true when the starting and ending point are the same
UE - Simulation - Physics - Feb 18, 2019When a shaped trace by channel has a starting and ending point that is the same, it no longer returns true when overlapping an object. Regression: Yes This appears to work as expected in 4.21.2 bi ...
RF_WasLoaded is set to False in PIE for instances of a Blueprint if the Blueprint is recompiled
UE - Gameplay - Blueprint - Apr 5, 2019The RF_WasLoaded flag is set to false for Blueprint instances in PIE if the Blueprint is edited and compiled. This is fixed by saving the level which is a simple workaround but this should be needed ...
Cannot change Collision Profile of BP component instances
UE - Simulation - Physics - Oct 24, 2019BP instances placed in level cannot have their components' collision profiles modified to anything other than default and custom. Note that this did not occur in 4.22 (after applying the separate ...
M_Volumetric_Sky_Prototype Material has compile errors
UE - Content - Engine - Mar 17, 2020The material "M_Volumetric_Sky_Prototype" has numerous compile errors that prevent it from being used. This was reported and tested in 4.25 Preview 2 (CL-12055273) and reproduced in 4.26 (CL-121923 ...
Problems in skeletal mesh merge
UE - Editor - Content Pipeline - Asset Build - May 10, 2021There are a few issues a licensee has found with the skeletal mesh merge operation. See the UDN for more details and the proposed fixes. Note, the issue with the cloth merge is already logged in a ...
Delay in updating coordinates in camera manager of sequencer
UE - Anim - Sequencer - Mar 18, 2022This problem was reproduced in 5.0 Preview 2. According to the licensee, this did not occur in 4.26. Not sure if this is related to the camera manager, but some objects are delayed at the end of s ...
UMaterialBillboardComponent does not render when moving
UE - Graphics Features - May 19, 2022Marking this as a Regression since it works as intended in Release 4.27.2 (CL-18319896). I've also confirmed the behavior is occurring in UE5 Main (CL-20283975) as well. ...
bIgnoreAllPressedKeysUntilRelease only applies to keys in the previous mapping
UE - Gameplay - Input - Jun 16, 2022This is because the RebuildControlMappings function only checks this flag when you have a mapping that was already added, we should apply this for any new mappings as well. I'll update the repro s ...
Editor becomes unresponsive while Compiling with Save on Success of a Widget Blueprint that contains a Breakpoint in Pre Construct
UE - Gameplay - Blueprint - Aug 2, 2023This is not a regression. Tested in //UE5/Release-5.2 CL26001984 Editor becomes unresponsive after compiling with save on success a widget blueprint that has logic flagged with a breakpoint within ...
IES Texture Icon changes to a gradient bloom once assigned
UE - Editor - Workflow Systems - Sep 13, 2023This is not a regression. Tested in //UE5/Release-5.2 CL26001984 After assigning an IES Profile to a light the icon for that profile updates to a gradient bloom preventing the profile from being pr ...