Unreal Engine Issues
Unreal Engine Issues
[CrashReport] UE4Editor_Core!FText::FText() [text.cpp:165]
Tools - Jan 12, 2017This Jira was created from CrashReports submitted by the public due to the high number of occurrences. Descriptions from users are provided below. Error message: Access violation - code c0000005 ( ...
[CrashReport] UE4Editor_LandscapeEditor!FLandscapeEditorCustomNodeBuilder_TargetLayers::HandleAcceptDrop()
UE - LD & Modeling - Terrain - Landscape - Jul 6, 2017This is a common crash affecting users in 4.16.2. It is similar to [Link Removed], which was potentially fixed in 4.16.2. Users have not provided any additional information. Source Context 803 ...
[CrashReport] UE4Editor_UnrealEd!UEditorEngine::FinishDestroy() [editorengine.cpp:857]
Tools - Mar 28, 2016Error message: Assertion failed: PlayWorld == NULL [Link Removed] [Line: 854] Source Context:842 void UEditorEngine::BroadcastObjectReimported(UObject* InObject) 843 { 844 ...
net.ReplicateCustomDeltaPropertiesInRepIndexOrder is not respect the cvar for the custom properties
UE - Networking - Nov 5, 2025In our project do not use iris and we use a subclass UExtendAbilitySystemComponent derived from UAbilitySystemComponent. In this subclass, there is a FastArray member variable named ExtendActivatabl ...
[CrashReport] UE4Editor_VisualStudioSourceCodeAccess!TComPtr<IDispatch>::operator->() [compointer.h:107]
Tools - Mar 27, 2017*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: RawPointer != n ...
[CrashReport] UE4Editor_UMG!UButton::SynchronizeProperties() [button.cpp:62]
UE - Editor - UI Systems - Sep 7, 2017This is an infrequent but longstanding crash that has occurred since at least 4.13 and affected more than 350 users. User DescriptionsI using widget bp. I Try moving blur mistake same time press ct ...
FBX Camera Import into Sequencer - Scale Does Not Apply to Scene-Dependent Attributes (e.g., Focus Distance)
UE - Anim - Sequencer - May 1, 2025When importing an FBX camera into a Level Sequence via the FBX Import dialog, we rely heavily on the Import Uniform Scale and Convert Scene Unit options for DCC interoperability. These settings ...
LIVE: EDITOR: CRASH: Editor crashes on iPad4 when attempting to draw a texture that is 2048x1536
UE - Platform - Mobile - Oct 14, 2014Build: 4.5.0-2316912 Description: .exe crashes on iPad4 when attempting to draw a 2048x1536 texture to the HUD Frequency: 2/2 Repro: [Reproduced Internally] 1. Download attached texture file. 2. Ope ...
UnkownRef Mips can cause TextureStreaming peaks during loading
UE - Graphics Features - Mar 27, 2023UnkownRef Mips is meant to fix/workaround the problem where some textures are used for rendering but they don't have any component references them (such as texture used by PP effects) These UnkownR ...
[CrashReport] Commandlet crash - UE4Editor_Engine!FAnimationUtils::CompressAnimSequenceExplicit() [animationutils.cpp:621]
OLD - Anim - Sep 7, 2017This is an infrequent commandlet crash that has affected a number of users exclusively in 4.17.1 (possible regression from 4.17.0?). There are also two instances of older cases in 4.13 and 4.15, bu ...