Unreal Engine Issues
Unreal Engine Issues
Crash when attempting to deform a landscape when Paint Layer has not been used - Assertion failed: !TargetProxy->HasLayersContent() || !InCanUseEditingWeightmap || EditingLayerGUID.IsValid() [LandscapeEdit.cpp Line: 5252]
UE - LD & Modeling - Terrain - Landscape - Sep 9, 2020The editor crashes when attempting to draw a weight blended texture to the landscape if it hasnt been used on that landscape yet. This crash can be completely avoided if the stone texture is painted ...
Nanite Landscape crash on save
UE - Graphics Tools - Terrain - Landscape - May 21, 2024UDN description:When landscape is flagged as Nanite enabled but nanite mesh has not been built yet, a save operation (or an auto save) triggers a fatal failed check in ULandscapeNaniteComponent::Ini ...
Engine Crashes When Building Lighting if Precomputed Visibility Aggressiveness is set to VIS Max
UE - Graphics Features - Nov 30, 2017The engine crashes when building lighting if World Settings >> Precomputed Visibility >> Visibility Aggressiveness is set to "VIS Max." A Fatal Error message sometimes appears (screen shot attached) ...
Animation Modifiers that contain a null Animation Sequence value cause the Engine to crash when applied to an Animation Sequence
OLD - Anim - Nov 14, 2018When an Animation Modifier passes a null Animation Sequence value to an Animation Sequence the Editor will crash. This is a regression from 4.20.3 (CL-4369336). This was reported and tested in 4.21 ...
Crash after Disabling Post Process Blueprint on a Skeletal Mesh
OLD - Anim - Aug 20, 2019Changing the Anim Class in the Details Panel before Disable Post Process Blueprint can prevent the crash from occurring. Changing the Animation Mode does not seem to prevent this crash. The conten ...
Converting a landscape to blueprint crashes editor
UE - Gameplay - Blueprint - Sep 17, 2015Converting a landscape to a blueprint immediately crashes the editor. Frequency: 2/2 ...
Crash When Renaming a Duplicated Collapsed Node Graph With a Period in the Name
UE - Gameplay - Blueprint - Feb 3, 2017A crash is occurring if you collapse a node and name the collapsed graph something that contains a period. The crash occurs if you copy and paste the collapse graph, and then attempt to rename it. I ...
Assigning FSoftObjectPath to null entry in Blueprint Trips ensure on Compile/Load
UE - Gameplay - Blueprint Editor - Apr 21, 2022[Link Removed] Able to set default values for Sequence & Map variables for a Movie Pipeline Executor Job causing an Ensure & Crash. Repro Rate: 4/4 Tested this in //UE4/Release-4.27 @ CL#18319896 ...
Setting the sequence of a Level Sequence Actor after playing a sequence with an event will crash if played
UE - Anim - Sequencer - Mar 9, 2023The editor crashes trying to find an event on the other level sequence when playing back the new one. ...
Blueprint interface function with the same name as a node gets fused
UE - Gameplay - Blueprint - Nov 29, 2017Creating a Blueprint interface and changing its function name causes a crash when using the undo button to change the name back. ...