[CrashReport] Linux crash - llvm::TargetLowering::LowerCallTo()

UE - Platform - Linux - Jul 20, 2017

This is a common Linux crash in 4.16.2. ...

Start time of subtitle gets incorrectly modified at runtime

Tools - Apr 14, 2016

The time field of a subtitle is incremented incorrectly at runtime. This is caused by the wrong array being modified by the subtitle manager when queuing subtitles. A fix is provided by the licensee ...

Unable to read Stat FPS text on Samsung S6 Edge

UE - Platform - Mobile - Oct 28, 2016

This is only occurring on the Galaxy 6 Edge. Was tested on multiple iOS and Android devices and could not repro Galaxy S6 Edge_6714 OS: 5.0.2 ...

App crashes when walking off the edge of the platform in QAEntry on tvOS and iOS

UE - Simulation - Physics - Oct 10, 2016

App is crashing when walking off the edge and the player ragdolls tvOS 10.0 iPhone6S+_6241 OS: 9.3.5 Did NOT occur on SamsungS7_8344 ...

Crash in FMediaPlayerBase::TickPlayer in Shipping builds

Media Framework - Jul 28, 2017

A crash can occur in FMediaPlayerBase::TickPlayer in Shipping builds. This is because FMediaPlayerBase::NativePlayer is not a thread-safe shared pointer. The fix is to make it ESPMode::ThreadSafe. ...

PlacedEditorUtilityBase class no longer ticks in the editor

UE - Gameplay - May 30, 2018

This is a regression as it is working as expected in 4.18. When using the class PlacedEditorUtilityBase to draw a debug sphere, it doesn't appear in the editor in 4.19 and 4.20. ...

Fbx re-import material issue on LOD 1 and more

UE - Editor - Content Pipeline - Import and Export - May 13, 2019

When the material order of embedded fbx LOD change differently in LOD 0 and LOD 1, the LOD 1 is wrongly assign when re-importing. ...

Crash When Playing After Setting Size of Retainer Box to Minus

UE - Editor - UI Systems - Nov 25, 2019

Retainer box has minus size occurs crash when PIE, standalone and package.  Probably, we should add any codes for adjust size to 0 or more to  URetainerBox::SynchronizeProperties(). ...

RetargetSource in AnimSeqeuence doesn't affect DDC key

UE - Anim - Runtime - Aug 4, 2020

Retarget source doesn't affect DDC key, so it causes incorrect result. Changing the anim sequence DDC key generation to include it fixes this issue. ...

[Feature Request] Event triggering skipped in subsequences and shots

UE - Anim - Sequencer - Feb 11, 2021

Events in subscenes can be skipped if playback skips over the end of the subscene before evaluating the event. ECS allows for determinism fences which can fix this issue. ...