Unreal Engine Issues
Unreal Engine Issues
BSOD when launching Twinmotion on NVIDIA 50-series GPUs with 576.02 Drivers
TM - Rendering - Apr 22, 2025Reported from multiple users. NVIDIA RTX 50-series GPU users are reporting BSODs when attempting to launch Twinmotion with the latest drivers installed. The crashes occur on the 576.02 driver versi ...
Landscape UI Elements are not visible
UE - LD & Modeling - Terrain - Landscape - Oct 4, 2016Per conversation between Gareth and Mike, it was determined the Landscape tool is in Game Mode by default. Within the Landscape Tool, all UI elements are disabled by default. This has been observed ...
Disable runtime crash processing allocating too much memory
UE - Foundation - Core - May 26, 2015User has included logs within his AnswerHub post. Spoke with Jarek S. regarding the crash reporter issues he's experiencing, Jarek has requested Jiras: "Allocating like crazy is caused by the run ...
Stationary Skylight intensity blown out
UE - Graphics Features - Nov 29, 2016Using a Stationary Skylight appears to be blown out with the SLS Captured Scene. Movable and Static do not exhibit this behavior. Comparison gif attached and sample project attached. Tested with: ...
Hot reloading changes to a struct causes data table assets to break
UE - Gameplay - Mar 28, 2017If a data table asset is based on a custom struct, making changes to and hot reloading the struct will not update the data table in the editor. Restarting the editor will prevent the data table fro ...
Copy/pasting component results in broken duplicate component (named _GEN_VARIABLE)
UE - Gameplay - Components - Jul 28, 2017REGRESSION: Yes. Does not occur in 4.16.3 Using Copy/Paste to duplicate a component will result in a broken duplicate component. This doesn't occur if the user uses Ctrl+W to duplicate. On compi ...
Level Sequence option "Allow Level Edits Only" causes Frame Rate drop when used
UE - Anim - Sequencer - Aug 15, 2017When using the new option "Allow Level Edits Only" there is a drastic frame rate drop while playing the sequencer. This frame rate drops when only using this option. Versions Tested: 4.16.3 - CL: 3 ...
Soft References resolved at Runtime result in References to Persistent Assets
UE - Gameplay - Aug 23, 2018It is believed that soft references resolved during runtime, point to the edit time instances of actors instead of the runtime instances. This issue does not reproduce when it is called from an Inp ...
Nativizing Blueprint fails when struct is not initialized properly
UE - Gameplay - Aug 27, 2018The PreferredNavData member of NavAgentProperties isn't properly initialized. It is using some constructor that doesn't seem to be valid. This is a regression from 4.19.2 (CL-4033788) as this same s ...
Wrong grouping separators are displayed when the Mac OS has been set to the German-Germany language and locale
UE - Editor - UI Systems - Localization - Mar 21, 2019When converting a numerical value to text with grouping enabled, the grouping character that is used is not properly localized on a Mac. By default, the grouping character that is used when in the e ...