Unreal Engine Issues

A crash can occur during a batched compile of inter-dependent Blueprint assets via commandlet.

Bulk compiling more than one Blueprint class asset without incurring a garbage collection pass in between each compile can result in a crash during reference replacement, as serialization may end up ...

Compile on load crashes for classes within an abstract class

When compiling on load in -game, a blueprint class that inherits from a native class that is marked within and the class that it is within is abstract, a crash will occur when FBlueprintCompilationM ...

Reparenting creates incorrect ICH nodes

In FBlueprintEditor::ReparentBlueprint_NewParentChosen FBlueprintEditorUtils::MarkBlueprintAsModified is called before calling Compile. As a result SCS nodes, including ICH nodes, are created for th ...

Some blueprint nodes are noticeably wider

Certain blueprint nodes are noticeably wider than they were in 4.25, and seem to get excessively wide if the user fills in literal pins on them. This was noticed with the Array Add nodes, but may a ...

Editor crash when delete static mesh actor include in HLOD

Blueprint processing is heavy in PIE since 4.26

As the attached image shows, there is no problem in 4.25.4, and the process is noticeably slower in 4.26.1. Also, there is no problem in Standalone. The problem occurs only in PIE. ...

Crash when playing a other Level Sequence inside a Spawnable Actor registered with Level Sequence

This issue crashes on exit when playing a other Level Sequence on an Event in a Spawnable Actor. Also this problem doesn't occur in 4.25. ...

Not all components are being recorded

FCPXML export issues

[Link Removed] Looks like a few issues when using FCPXML:Export is using expanded shot framesImport is off by one on the cut in frameWould be nice to default to Sequence Data on the Data Source opt ...

Thare are some case in which KeepState doesn't work propely if level sequence have multiple Shot and Transform Tracks

if fulfilling following conditions, KeepState setting of transform track doesn't work.level sequence have 3 or more shot have camera track and actor track have transform tracktransform track of acto ...