Attempting to use the GameplayTags module in a binary code project will result in build failures in Visual Studio.

UE - Foundation - Core - Mar 27, 2015

Using the GameplayTags module in a code project created with the binary version of the Engine results in a build failure in Visual Studio. The following error is shown: 1> D:/Epic Games/4.7/Engine ...

Editor Crashes when placing a widget blueprint from one widget blueprint into another via the user created section

UE - Editor - UI Systems - Oct 8, 2014

CHANGELIST: 4.5.0-2316912 CRASHREPORT: Did not produce an error report CALLSTACK: Did not produce an error report DESCRIPTION:   Editor Crashes when placing a widget blueprint from one widget b ...

BP: DEBUG: Debug filter automatically switches to one of the instances of blueprint which doesn t let user debug other instances of blueprint

UE - Gameplay - Blueprint - Aug 5, 2014

GameVersion Branch: UE4 Configuration: Main Version: 2242091 CommandLine:qagame -log Label: GUBP Node Shared_LabelPromotable built from changelist 2242091 DESCRIPTION: Debug filter automatically sw ...

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

UE - Gameplay - Blueprint - Dec 9, 2016

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 ...

[CrashReport] UE4Editor_Engine!UAnimMontage::IsValidAdditive() [animmontage.cpp:702]

OLD - Anim - May 19, 2016

Error message: Stack overflow - code c00000fd (first/second chance not available) Source Context: 687 if (SyncGroup != NAME_None) 688 { 689 CollectMarkers(); 690 ...

Incorrect Velocity Calculation at Animation Sequence Transitions in Level Sequence

UE - Anim - Sequencer - Feb 18, 2025

When adding an Animation Track to a Level Sequence and placing Animation Sequences back-to-back without gaps, the velocity can be miscalculated at the transition between sequences. This issue occur ...

Undo after disconnecting a target pin will cause a series of internal compile errors

UE - Gameplay - Blueprint - Mar 15, 2016

Undo after disconnecting a target pin will cause a series of internal compile errors User Description: I've run into what I think is a bug when attempting to compile a blueprint after mistakenly b ...

Crash rendering image sequence if the Sub-Level with matinee is not loaded

Tools - Apr 15, 2016

Crash rendering image sequence if the Sub-Level containing the matinee is not loaded. This seems to go away if the level is either set to "Always Loaded". Seems to be a result of people not switch ...

[CrashReport] Assertion failed: !bRequireNormalization - UE4Editor_Landscape!ULandscapeComponent::ReplaceLayer()

UE - LD & Modeling - Terrain - Landscape - Jul 19, 2017

This is a common crash affecting users in 4.16, and has occurred since at least 4.14. Over 200 unique users have been affected, though they have provided little information. User DescriptionsI am a ...

When using object lit by the Indirect Lighting Cache sometimes the cache will not load correctly for movable objects when a level is streamed that contains a landscape

UE - LD & Modeling - Terrain - Landscape - Jun 26, 2015

When setting up a scene with a persistent level and any sublevel that contains a landscape that is loaded via load stream level node in the level BP can cause the ILC to not be correctly assigned fo ...