Unreal Engine Issues

Windows Game Input - DualSense/DualShock controllers DPad button repeat events behave unexpectedly

Assign node on floats can cause a crash at runtime

This is from a UDN and I was not able to reproduce it locally in Release-5.0 or Ue5/Main, creating this issue for tracking.  ...

[CrashReport] UE4Editor_PropertyEditor!FDetailCategoryImpl::GetParentLayoutImpl() [detailcategorybuilderimpl.h:168]

This Jira was created from CrashReports submitted by the public due to the high number of occurrences. Descriptions from users are provided below. Error message: Assertion failed: IsValid() [Link ...

Crash on loading some MovementAnimSetPro Blendspaces

Error message: Assertion failed: TrianglesMade==2 [Link Removed] [Line: 373] Source Context: 360 { 361 FTriangle NewTriangle(A->Vertices[1],A->Vertices[2], TestPt); 362 ...

Crash when using VR Mode with Extra Viewports and a Camera Actor

From User: "Normally UE4 has an "Eject" button which is great for live-debugging your app, because you can see everything that's happening in your world, and see the World Outliner in realtime whil ...

[CrashReport] FCurveEditorSharedData::FCurveEditorSharedData

This is a trending crash coming out of the 4.18 release. It may be a regression as there is no record of it occurring in 4.17. User Descriptionsopening a particle from the conetnt browser Source ...

[CrashReport] UE4Editor_MediaAssets!UMediaPlayer::GetPlaylistRef() [mediaplayer.h:890]

Comment from user:double clicked on a media player asset that I just cloned 880 /** 881 * Get the current play list. 882 * 883 * @return The play list. 88 ...

[CrashReport] UE4Editor_Kismet!SBlueprintEditorSelectedDebugObjectWidget::GenerateDebugObjectNames() [sblueprinteditorselecteddebugobjectwidget.cpp:454]

This Jira was created from CrashReports submitted by the public due to the high number of occurrences. Error message: Access violation - code c0000005 (first/second chance not available) Source C ...

BP property initialization fast path does not handle non-instanced properties assigned to default subobjects correctly

Non-instanced object ref properties are incorrectly being skipped at property initialization time when Blueprint class instances are spawned with the fast property initialization path enabled. This ...

Creating Actors as default subobjects causes crash (casting Outer to Level)

If two custom classes are created in C++ (Class A & B) and a reference to Class A is created as a member of Class B and initialized in Class B's constructor, the editor will crash once a blueprint o ...