Unreal Engine Issues
Unreal Engine Issues
Texture asset only exportable as .COPY and .T3D
UE - Editor - Content Pipeline - Import and Export - Dec 13, 2019Export for certain marketplace asset limited to .COPY and .T3D (and .BMP in 4.24) I was unable to reproduce this with a texture that I created even with Grayscale / sRGB disabled. ...
Copying values of an array created through C++ does not copy all values
Tools - Aug 24, 2017Copying values of an array created through C++ does not copy all values, only the first value is copied over. This is different than an array that is created in blueprints when those are copied they ...
Interaction between sublevels and LevelSequences can break actors attachments hierarchy of the sublevel.
UE - World Creation - Worldbuilding Tools - Aug 6, 2025Having a LevelSequence opened and unhiding a sublevel can break the attachment hierarchy of the actors that are inside the sublevel. This also affects to the sublevel asset itself. ...
MAC: UE4 Editor crashes in gldReadTextureData on Nvidia 330M
UE - Platform - Apple - Dec 15, 2014A user is reporting semi-regular crashes on his MBP 6,2, with Nvidia 330M GPU. This is a GL 3.3 GPU which we don't routinely test against, he may have the 256 or 512MB model, but this is unclear. T ...
Crash on PIE with varying number of players
UE - Networking - Jan 26, 2015User crashes on PIE when number of players is set to two in the "Play" drop down menu. No crash if number of players are set to 1,3, or 4. Additionally, setting the "Dedicated server" checkbox to ...
Blueprint compile failure with empty FTimerHandle return value
UE - Gameplay - Blueprint - Jul 13, 2017Blueprint compile failure when returning a Timer Handle from a function call when the Timer Handle node is not connected. Compile failure message: "ICE: The type of property %s doesn't match a term ...
SceneCaptureComponent2D Component does not allow the use of the Hidden Actor array
Tools - Sep 12, 2017SceneCaptureComponent2D Component does not allow the use of the Hidden Actor array and the Show only actors array does not take in elements. This issue does not occur in 4.16.3 because the feature w ...
UMG screen size setting needs update for new mobile devices
Tools - Oct 29, 2018We're missing settings for iPhone XS iPhone XS Max iPhone XR Google Pixel 3 Google Pixel 3 XL Samsung Galaxy Note 9 We also don't have settings for iPad 5th Gen or iPad 6th Gen, however these would ...
Pink lighting artifacting on Mac
UE - Graphics Features - Lumen - Mar 23, 2023There are pink lighting spots around the level when opening ContentExamples on Mac. Lighting starts out more intense but fades as the level loads in. Also occurs in new FirstPersonBlueprint templat ...
OnUrlChanged does not fire on mobile
UE - Platform - Mobile - Sep 28, 2017When using On Url Changed event on mobile devices, the event does not appear to fire as expected. Tested on iphone 5 As a note: The function GetUrl appears to be similarly affected. ...