Unreal Engine Issues

Engine Crashes On Scene Close When An Actor Is Spawned With Templated FActorSpawnParameters

When an actor is spawned with Spawn Parameters that are templated the engine crashes when closing a scene. This wasn't happening when there wasn't a physics constraint on the spawned blueprint. Thi ...

Crash upon taking a screenshot on Gear VR

Using the shot console command or the RequestScreenshot function to take a screenshot in Gear VR causes the app to crash. This was tested on Android-19, ETC-1 configuration, with both Developer Mode ...

[CrashReport] UE4Editor_Engine!FTexturePlatformData::GetNumNonStreamingMips() [texturederiveddata.cpp:1260]

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: Mips.Num() > 0 [Link Remov ...

[CrashReport] UE4Editor_Engine!FRepLayout::InitFromObjectClass() [replayout.cpp:2211]

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: Property->Proper ...

Crash Re-Importing animation with Additive Layer Tracks after adding a bone to the hierarchy

Error message: Assertion failed: (Index >= 0) & (Index < ArrayNum) [Link Removed] [Line: 633] Array index out of bounds: 68 from an array of size 68 Source Context: 733 734 Extrac ...

ContentExamples: Physics Level Multiple misspellings

Physics Example 1.1 "StaticMesh" is one word The word Static Mesh is 2 separate words in unreal documentation https://docs.unrealengine.com/latest/INT/Engine/Content/Types/StaticMeshes/ ...

Copying more than 1 socket between skeletal meshes retains only one socket name

When you select two or more sockets in one skeletal mesh and copy them and paste them into a different skeletal mesh, all sockets will be named after the last socket selected followed by _#. ...

Unreal Logo in Display 3.1 Continues to Spin After Button is Turned Off

While writing test cases for the Blueprint Communication Content example, I came across this inconsistency. The logo continues to spin even after the button is no longer active. I expected the logo ...

Crash if editing the key properties of a collapsed key that has only 1 channel keyed

Landscape cooking takes as much as 6 times longer in 4.18

Some developers are finding that the change to add a bunch of shader types to FLandscapeMaterialResource::GetExcludedShaderTypes() in 4.18.2 increased their project cooking times on PC or console by ...