Unreal Engine Issues

GenerateProjectFiles.bat fails to compile UnrealBuildTool when VS2019 is the only version of Visual Studio installed

Attempting to run GenerateProjectFiles.bat on a computer that only has Visual Studio 2019 installed (no other versions of Visual Studio were ever installed previously) will fail to compile UnrealBui ...

When multiple HLODs are set, the transition does not occur correctly

The [bIsVisible] flag is set to [1] by the following judgment.const bool bIsInDrawRange = DistanceSquared >= Bounds.MinDrawDistanceSq * HLODState.FOVDistanceScaleSq; Judging from this code, I bel ...

Collision lost from body when using world composition and streaming

Physics object from a streamed level does not interact with other physics objects in persistent level. ...

Unicode BIDI control character effect has not been applied to an auto wrapped line

[CrashReport] UnrealEditor-Engine!SkeletalDebugRendering::DrawBonesFromPoseWatch(FPrimitiveDrawInterface *,FAnimNodePoseWatch const &,bool) [SkeletalDebugRendering.cpp:213]

Generated from CrashReporter 1 user reported: "Crash when using "Toggle watch pose" in any node of the animation blueprint. The crash happens when you save the ABP after enabling toggle watch pose ...

MoviePipeline: DWAA compressed EXRs don't support 32-bit images

When the Initial Position of an Animation Asset is entered outside the expected range, the animation gets stucked and does not refresh.

The animation gets "corrupted" when the Initial Position value has an invaildad value. In this case, this means that the Initial Position value is outside the range of the duration of the Animation. ...

UObject set to DefaultToInstanced will show all properties declared at the blueprint level, even in they're private and not instance editable

Licensee found that when creating a UObject class with DefaultToInstanced and EditInLineNew specified, and then a derived BP was created using the UObject class and used as a variable type in an act ...

Custom mode animation resets character pose on every change in the Sequencer

Skeletal Mesh Components that use Custom Animation Mode will have their animation rest to the base position when any change is made to the Level Sequence that the character is used in. The Licensee ...

Changing UFUNCTION Category causes function to not appear in BP right-click menu after hot reload

If a function with a Category set in its UFUNCTION macro has the value of the category changed and then compiled (hot reload), the function will no longer show up in the right click menu of the blue ...