[CrashReport] Mac crash - UE4Editor-Slate.dylib!PrepassWindowAndChildren(TSharedRef<SWindow, (ESPMode)0>)

UE - Platform - Apple - Oct 27, 2017

This Mac crash originally occurred in 4.15 around March 2017, then decreased in frequency during 4.16 and 4.17. It may be starting to trend again in 4.18. There is one record of this occurring in 4 ...

[CrashReport] UE4Editor_PropertyEditor!TWeakPtr<SDetailSingleItemRow,0>::Pin() [sharedpointer.h:1120]

Tools - Oct 30, 2017

This seems to be a new crash coming out of 4.18. It is not very widespread at the moment, but the callstack is very similar to [Link Removed], which was fixed for 4.18.0. Users have not provided a ...

GetCurrentPlayers() Always Returning 0

UE - Networking - Apr 14, 2017

GetCurrentPlayers() is returning 0 each time it is called, regardless of how many players are connected to the server. ...

DLC update from 1.0 deletes staging folder which unable to make incremental(patch) chunks

UE - Platform - Mobile - Feb 14, 2017

DLC update from 1.0 deletes staging folder which unable to make incremental(patch) chunks. ...

Foliage Instance Static Meshes do not affect the Navmesh

UE - AI - Navigation - Apr 25, 2022

Foliage Instance Static Meshes do not affect the Navmesh. I tried changing the Custom Navigable Geometry to 'Yes' & 'Even if Not Collidable' but got the same results. Repro Rate: 4/4 Tested this i ...

DitherTemporalAA includes some noise even when Alpha Threshold is set to 0

UE - Graphics Features - Dec 8, 2017

DitherTemporalAA's output contains some noise even when Alpha Threshold is set to 0. ...

Replay playback does not start at 0

UE - Networking - Nov 9, 2021

Replays start playing before the player finishes loading into the level. From the player's point of view the replay starts playing 3 seconds into the replay instead of playing at 0 seconds. The pl ...

Random Deviation of 0 causes service node instantiation fail

UE - AI - Apr 17, 2018

Licensee has 4 Services that aren't being initialized with their respective Tasks when they Plays in Editor. If the Behavior Tree is opened first, the warnings do not appear. All 4 of the Services h ...

FLowLevelMemTracker::GetTagAmountForTracker with CustomProjectTag returns 0 always

UE - Foundation - Core - May 7, 2020

FLowLevelMemTracker::GetTagAmountForTracker with CustomProjectTag returns 0 always. Because of FLLMTracker::FLLMThreadState::GetFrameStatTotals don't amount to about CustomTags. Following code will ...

Sequencer Sub Sequence cannot play back from Master Sequence at a Time Scale under "1.0"

UE - Anim - Sequencer - Dec 13, 2018

Sequencer Sub Sequence cannot play back from Master Sequence, when the Property Time Scale is set to numbers under "1.0" ...