Unreal Engine Issues
Unreal Engine Issues
[CrashReport] Assertion on Mac: Could not create a libwebsocket - FNetworkFileServerHttp::Init()
UE - Platform - Mobile - Jun 22, 2017This is a common crash on Mac that occurs in the 4.16 release. This appears similar to [Link Removed], which was closed with the 4.13 release. Users have not provided descriptions. Many (but not a ...
[CrashReport] Mac crash - TArray<FDeferredMacEvent, FDefaultAllocator>::ResizeGrow
UE - Platform - Apple - Sep 14, 2017This is a somewhat common crash on Mac that has affected users since 4.16. Users have not provided any descriptions of their actions when the crash occurred. Callstack from Log [2017.09.08-05.17. ...
Get Mouse Position Blueprint node returns different values outside of viewport depending on whether it was called from Event Tick, or within an Actor function
UE - Gameplay - Nov 15, 2018There seems to be a discrepancy between the output of Get Mouse Position node depending on whether the node is inside an Actor function or called from Event Tick. If the node is present inside a fun ...
Crash when casting to owner from AnimGraph
OLD - Anim - Sep 6, 2016Crash occurs when casting back to the pawn owner from the Anim Graph. In this case, it is being used for "Copy Pose from Mesh" Workaround: Cast to Owner from Event Graph, defining variable as the ...
[CrashReport] Crash on Mac related to editor close
UE - Platform - Apple - Jun 6, 2017This is a long-standing Mac crash that occurs with low frequency, but has affected more than 500 users since it started (possibly in the 4.11 release) It has recently been experienced internally by ...
Unexpected behavior when Actor Parenting in the World Outliner of a WP map
UE - World Creation - Worldbuilding Tools - World Partition - Nov 23, 2021Licensee reports the following in the UDN: There seems to be some other erratic behavior when using parenting in world outliner (i.e. drag and drop one actor on another one in world outliner).Since ...
ZenGarden or project with MSAA enabled crashes on iPhone 6 and 6+
UE - Platform - Mobile - Jul 19, 2017Zen Garden crashes on the iPhone 6+ before anything appears onscreen. Occurred on: iPhone 6+ on 10.3.2 Didn't occur on: iPhone 6S on 10.3.2 ...
Culling Distances Not Working For Static Mesh in Procedural Content Generation Tool and Foliage Tool
UE - World Creation - Procedural Tools - Mar 28, 2025When creating Foliage or Procedurally Generated Content the culling settings of the Static Meshes do not apply correctly. As soon as either a minimum or maximum cull distance is set the Static Meshe ...
Import Source disappears in Textures after loading asynchronously loaded level
UE - Editor - Content Pipeline - Import and Export - Dec 15, 2015It looks like when reimporting a texture asset into the engine after loading a level, you will be confronted with the File Selection box and not the reimport successful notification. In fact if you ...
Option "Always load last project on startup" is broken on UE 5.3
UE - Editor - Workflow Systems - Dec 9, 2023In UE 5.3, when the option "Always load last project on startup" is enabled and a new Editor launch attempts to automatically reopen the last closed project, the dialog "The following modules are mi ...