Crash retargetting AnimBP with "Allow remapping to existing assets" enabled

OLD - Anim - Aug 24, 2016

4.12 version of the crash: [Link Removed] Error message: Assertion failed: (Index >= 0) & (Index < ArrayNum) [Link Removed] [Line: 833] Array index out of bounds: 1 from an array of size 0 Sourc ...

Editing InlineEditConditionToggle variable value causes editor to crash

Tools - Oct 7, 2016

Editing property with InlineEditConditionToggle meta specifier causes the editor to crash. Workaround: Calling Super::PostEditChangeProperty after property changing code prevents crash from occurri ...

[CrashReport] UE4Editor_Foliage!operator<<() [foliageinstancebase.cpp:93]

UE - World Creation - Worldbuilding Tools - Foliage - Jul 5, 2016

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: Fatal error: [Link Removed] [Line: ...

Sequencer : Attaching a Possessable to multiple Spawnables across multiple cuts causes incorrect location restoration

UE - Anim - Sequencer - Nov 12, 2021

Regression No, according to affects versions 4.27 and 4.27.1 The restore process proceeds in the following order : 1. Remove spawnable actor in first cut (no effect because the actor is already r ...

Editor sometimes crashes when trying to compile an Animation Blueprint that extends a class with AnimInstanceProxy

UE - Anim - Runtime - Anim Blueprints - Jan 10, 2023

Reproduced 3/3 times, issue does not occur in //UE5/Release-5.0 - CL 20979098 Binary. Confirmed Regression. Seems to work fine when compiled once, but after the 2nd or 3rd time it crashes. ...

IPhonePackager failing with Mono v6

UE - Platform - Mobile - Aug 29, 2019

Mono v6 throws an exception when setting: LogTemp: IPP ERROR: Application exception: System.PlatformNotSupportedException: The FriendlyName value cannot be set on Unix. LogTemp:   at System.Securi ...

Able to fly off the map in LandscapeMountains

Docs - Samples - Aug 19, 2016

Player's can fly past the landscape boundary and get outside the map. Location I flew out was at X: -47020.0 cm, Y: 238600.0 cm, Z: 38700.0 cm ...

[CrashReport] UE4Editor_SlateCore!TArray<FHittestGrid::FCachedWidget,FDefaultAllocator>::Empty() [array.h:1530]

Tools - Nov 10, 2017

This is a trending crash coming out of the 4.18 release. Users have not provided any descriptions of their actions when the crash occurred. Nearly all affected project names reference that this occ ...

Crash copying all nodes in level blueprint of Audio.umap in ContentExamples

UE - Gameplay - Blueprint - May 11, 2015

Crash attempting to copy all of the nodes in the Audio map of the ContentExamples project. Crashreporter: (link to specific crash) [Link Removed] (link to bugg) [Link Removed] Ensure condition fa ...

[CrashReport] UE4Editor_Engine!SetDescendantIsEditorOnly() [scenecomponent.cpp:381]

UE - Gameplay - Dec 1, 2017

This is a common 4.18 crash. Users have not provided any description of their actions when the crash occurred. Source Context 376 int32 NumDescendantsChanged = 0; 377 // recursiv ...