Unreal Engine Issues
Unreal Engine Issues
gltf 2.0 Blender Polly Import crashes
OLD - Enterprise - Aug 29, 2019Trying to import the Polly sample model for gltf 2.0 crashes Editor. User know that the Plugin is experimental but as the Polly Model is used for Blender gltf development, it should work. The crash ...
Copy/Paste a data asset fields cause the fields to affect each other
Tools - Jul 7, 2016When an element of a data asset is copied into another field, the two fields become "linked" and further edits to one field begin to affect the other. ...
Force feedback effects only play the value at time 0 in curve
UE - Gameplay - Apr 21, 2017Force feedback effects will persistently play at whatever the value is set at Time 0 in the curve. This does not occur in UE4/Main ...
Spatialization no longer occurs when Non-Spatialized Radius is set above 0
UE - Audio - Sep 13, 2016Audio spatialization no longer occurs when Non-Spatialized Radius is set above 0 in a sound actor (instance or in a sound cue). I could not reproduce this issue in UE4/Main. ...
UTF-16 characters return incorrectly from StringToBytes/BytesToString conversion
UE - Foundation - Core - Jul 28, 2016When a UTF-16 character (™ for example) is passed into a StringToBytes() function and then returned via BytesToString, the returned character does not match (in the case of ™, a double quotes is ret ...
Two Sided Foliage doesn't receive VSM shadow with Opacity 0
UE - Graphics Features - Jan 25, 2024Two-Sided foliage materials with an Opacity of 0 ignore any shadows cast with Virtual Shadowmaps, even in a completely sealed environment. This did not happen in UE 5.1.1 ...
Setting world scale appears to affect the distance between eyes in VR
UE - Platform - XR - Nov 21, 2016The "Set world to meters scale" node appears to affect the distance between eyes in VR. The eye gap distance appears to grow larger as well making everything appear out of focus ...
Children of editor-only actors do not maintain correct transforms when placed inside level instances for PIE and cooked builds
UE - World Creation - Worldbuilding Tools - Level Instances - Oct 20, 2025We have found an issue where children of editor-only actors get wrong transforms in PIE and cooked builds when placed inside level instances. This affects both engine version 5.5 and 5.6. The issue ...
[CrashReport] Linux crash - /usr/lib64/opengl/nvidia/lib/libGLX_nvidia.so.0
UE - Platform - Linux - Jul 20, 2017This is a common Linux crash that has occurred since at least 4.14. ...
Vehicle Template Gears incorrectly affect gear shift speed
UE - Gameplay - Feb 8, 2016Changing the Up Ratio of a vehicle movement component incorrectly alters gear shifting. For example, setting the ratio for Gear 3 to 1.0 will keep the vehicle from shifting to gear 2, etc. ...