Unreal Engine Issues

An Assertion is thrown when connecting a Vertex Interpolator nod to PerInstanceCustomData node to the Result node

Assertion is thrown when connecting a Vertex Interpolator nod to PerInstanceCustomData node to the Result node. ...

Disabling all AnimBP assets for nativization causes an EDL circular load check on QAGame launch for the QA-Animation map.

Encountered while attempting to disable all AnimBP assets for nativization as a workaround for [Link Removed]. ...

A use-after-free issue caused by GPUParticle

[CrashReport] UnrealEditor-AppFramework!SColorPicker::HandleParentWindowClosed(TSharedRef<SWindow,1> const &) [SColorPicker.cpp:1530]

Generated from CrashReporter This is NOT a regression. Tested in //UE4/Release-4.27 at CL18319896 Tested in //UE5/Main at CL 22175708 - Issue did not occur ...

4.14 Launcher version ships with UE4-VulkanRHI*.a but requires Github source

Launcher build ships with VulkanRHI Android binaries but do not seem to support Vulkan on Android from the launcher build without source. ...

Editor freezes when creating a Collection named 'AUX'

When a collection is created, naming the colleciton AUX causes the editor to lock up, requiring a force close from the task manager. Note: Naming the collection something else and then renaming it ...

[CrashReport] UE4Editor_CoreUObject!StaticAllocateObject() [uobjectglobals.cpp:2153]

Really close to the repro steps for [Link Removed] Same repro steps produced the following Buggs along with this one: [Link Removed] [Link Removed] Error message: Fatal error: [Link Removed] [Lin ...

Reimporting mesh will wipe any collisions that were setup using the Static Mesh Editor

When Reimporting a mesh the collision that is created using the methods in the Static Mesh Editor will be wiped if there was not previously setup UCX custom collision. ...

Invalid object while verifying cluster assumptions during ShooterGame replay with matinee actor

This seems to be caused by the matinee actor on Highrise and only appears to be reproducible in a packaged build of ShooterGame, not from the editor. See attached UDN for more information. ...

[CrashReport] UE4Editor_Renderer!TStaticMeshDrawList<TBasePassDrawingPolicy<FUniformLightMapPolicy> >::GetUsedPrimitivesBasedOnMaterials() [staticmeshdrawlist.inl:868]

This Jira was entered due to a high number of occurrences in 4.11 Preview 5. Error message: Assertion failed: !Proxy->IsDeleted() [Link Removed] [Line: 867] Source Context: 853 { 854 ...