Unreal Engine Issues

Crash upon opening packaged game when Event Driven Loader is disabled

Packaged games are unable to open when Event Driven Loader is disabled. The error message given is: Assertion failed: !Linker->GetSerializeContext() [File:D:\Build\++UE4\Sync\Engine\Source\Runtime\C ...

FSoftObjectPath properties marked as both Config and Untracked are being tracked

A licensee has found that marking an FSoftObjectPath property as Config and Untracked causes the untracking metadata to be ignored. This is because FSoftObjectPathThreadContext::GetSerializationOpt ...

Event Driven Loader should update AsyncPackagesReadyForTick list before EventQueue.PopAndExecute

Crash when save the blueprint function variable that set the StringTable asset

This issue doesn't crash in 4.21. It is rewritten as GIsSavingPackage = true in UPackage::(Save() when Blueprint is saved, but it's rewritten as false in 4.21. Workaround Do not set the String Tab ...

STAT_AsyncFileMemory is incorrect if a project is deployed as loose files(Not as Pak)

Incorrect number of parameters in empty Shipping version of the DrawDebugString() function signature

The DrawDebugString() function has to versions. One is the actual function to display a string of debug text in non-Shipping builds, and the other is an empty function that is used in Shipping build ...

Crash occur package application which set the StringTable

Crash occur the packaging application which has the title referencing StringTablem. When lunch the application with editor and standalone, it's not crash. It' not occur 4.20, and crash with 4.21 and ...

Rounding errors are present in FJsonValue::TryGetNumber(int64&) and FMath::RoundHalfFromZero()

A licensee reported a bug in rounding of a call to FJsonValue::TryGetNumber(int64&) with large values.  In investigating this, it appears that equivalent problems also exist in FMath:: rounding func ...

[CrashReport] UE4Editor-CoreUObject!UObject::SetLinker(FLinkerLoad *,int,bool) [UObjectLinker.cpp:107]

No comments from users Generated from CrashReporter ...

Loading Visual Studio toast does not close

The Loading Visual Studio toast never closes after opening Visual Studio by double clicking on a C++ Class or Blueprint node. I do not see this issue when I select File > Open Visual Studio 2017. ...