Unreal Engine Issues

Painted foliage in a level instance can be selected in Foliage mode if the level instance is in main level, and foliage is duplicated if moved.

Context Foliage Mode is a set of tools that enables you to quickly paint or erase sets of Static Meshes or Actor Foliage. Level Instancing is a level-based workflow designed to improve and streamlin ...

When using Drag and Drop UMG, Projects deployed to devices will crash once the UMG is touched and moved

When using Drad and Drop UMG with iOS via the information provide in the forum thread, the project will crash on the device it is deployed to when dragging the UMG ...

[CrashReport] UE4Editor_UnrealEd!UEditorEngine::FinishDestroy() [editorengine.cpp:857]

Error message: Assertion failed: PlayWorld == NULL [Link Removed] [Line: 854] Source Context:842 void UEditorEngine::BroadcastObjectReimported(UObject* InObject) 843 { 844 ...

Unable to save project due to user created blueprint node that creates user created object

When a user creates a blueprint node of their own that is used to spawn a user created object, the project becomes unable to be saved after the blueprint is put into use. ...

UEnum::NumEnums appears to be returning one more than the actual number of elements in an enum.

A user reported that UEnum::NumEnums appears to be returning one more than the actual number of elements in the enum. ...

GPUCrash - exiting due to D3D device being lost. (Error: 0x887A0006 - 'HUNG')

This Jira is for the continuation of the "D3D HUNG" crashes which originally spiked in the UE 4.14 release. Some fixes were implemented in 4.16.2 and 4.17.0 which made some improvement to the freque ...

MaterialInstanceConstant doesn't refresh soft references of non-overridden texture parameter

Observed by a licensee: [Link Removed] When a material instance points to a material, and the material is edited to change a texture and the material and material instance are saved, the material i ...

Nanite Dynamic Tessellation issue with Material Layers

Render in Movie Render Queue with High Resolution Tiling Overlap causes dark pixels

From UDN: thanks for your reply. I have attached a very basic scene with a MRQ settings preset. The only thing I have changed in the scene is that I've set the Camera Exposure to manual, as it do ...

[CrashReport] UE4Editor_VisualStudioSourceCodeAccess!TComPtr<IDispatch>::operator->() [compointer.h:107]

*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 ...