Unreal Engine Issues

Morph Targets not updating when scrubbing through Matinee timeline

Users reporting that they cannot preview morph target animations while scrubbing through matinee. They suspect that it may be caused by this update in the release notes: "New: Optimized Matinee Act ...

Moving multiple audio sections around in an audio track causes crazy behavior

Notifies near start of animation do not trigger when played through slots

Notifies near the start of an animation do not trigger when played through slots with either the PlaySlotAnimationAsDynamicMontage or with a Montage. There could be other instances of this, but the ...

Using "Show Mouse Cursor" breaks mouse axis movement

If Show Mouse Cursor is enabled and the mouse is not locked to the viewport, input axis information passed to other actors breaks after releasing and re-pressing LMB. Regression? (Yes), issue (do ...

CameraVectorWS Input Data as Post Process Blendable not Rendering Correctly

When calling a post process blendable to the screen using the CameraVectorWS input data, only the geometry is effected and not the screen space. Note I sent an email out about this issue, and it ha ...

Edge Screen Artifacts when calling Widget Blueprints to the Viewport and toggling Fullscreen Mode

Widgets called to the Viewport with Fullscreen enabled, will eventually cause artifacts to appear on the edges/borders of the screen. There is currently a forums post with multiple users reporting ...

[CrashReport] UE4Editor_Core!FText::IsEmpty() [text.cpp:230]

This Jira was created from CrashReports submitted by the public due to the high number of occurrences. Error message: Assertion failed: Index >= 0 [Link Removed] [Line: 401] Source Context: 215 ...

Vignette in stereoscopic looks incorrect, entire frame as opposed to each eye

Vignette seems to be being applied to the entire frame instead of each eye in stereoscopic, creating a really strange effect in your peripherals when viewed through a HMD. Can also see this effect i ...

Video Capture Renders Black W/Metal

From AnswerHub: Under OS X 10.11.4 using Metal on an AMD FirePro D700, captured video using the editor's built-in video capture tools is black. It doesn't matter if I attempt to capture images or v ...

Ensure starting PIE after editing character blueprint of a code based side scrollers

After editing character blueprint of a code based side scroller project, starting PIE will show the camera detached from the character and exiting PIE causes the project to crash. NOTE: This appear ...