Unreal Engine Issues

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Crash when exporting static mesh actor to FBX (Array index out of bounds)

I set the Forced LOD Model on the mesh component > 1, then tried to export, this is what causes the crash. Here is my suggested fix, we just don't use Git or I'd do a PR: In the else() branch of FF ...

Crash when displaying lumencards on map with many objects

There is a thread conflict between FRDGBuilder execution in Background Worker and LumenVisualizer's LumenCard add/delete process. When lumen cards are displayed in a scene with many objects, a crash ...

InvariantLeft and InvariantRight justification mispositions wrapped multi-line text

When a UMG Text widget is set to Auto Wrap and uses InvariantLeft or InvariantRight, the wrapped visual lines are positioned differently than expected compared to Left/Right. In the current engine ...

Material expression "FloatToUInt" can trigger a check() when input is invalid

When a "Float to UInt" Expression is used in a Material Graph with a valid direct input connection that fails to evaluate, function UMaterialExpressionFloatToUInt::Compile() does not catch the input ...

Camera actor preview window does not display properly in orthographic view

Adding a camera to the scene and setting the projection mode to orthographic doesn't display properly in the preview window. ...

LIVE: The editor crashes on Mac when attempting to open the attached Media Player .uasset

Does not occur on PC. CRASHREPORT: [Link Removed] CALLSTACK: <unknown module>! FOutputDeviceMacError::HandleError() <unknown module>! EngineCrashHandler(FGenericCrashContext const&) <unknow ...

Code classes with a portion of the project name and parent type cannot be created.

When adding code to a project, class names cannot be used if they contain a portion of the project's names and the type of class of the parent. Message says that the name is already used by another ...

Converting Texture Sample to Parameter when MipValue set to "Level" or "Bias"

When a Texture Sample's MipValue is set to something other than "none" (which adds the extra pin), attempting to convert that Texture Sample to a parameter will cause the Editor to crash. (Simple r ...

Box selection in orthographic view ports with nothing previously selected will select BSP brushes even when you are not passing over edges or vertices

Box selection in orthographic view ports with nothing previously selected will select BSP brushes even when you are not passing over edges or vertices. The current expected behavior is that it would ...