Unreal Engine Issues

Editor crash when opening Project Settings on Linux

When the Project Settings is opened on Linux, a call is made to run an iOS-related C# program (execute iPhonePackager certificates). This call causes the editor to crash. Unable to find mention of ...

Clean DocumentDB setup fails indexing

Source [Link Removed] The user has encountered the error log: MongoDB.Driver.MongoCommandException: Command createIndexes failed: Implicit collection creation not supported when creating indexes I ...

Multiplayer Shootout project sample is crashing on start

The project sample Multiplayer Shootout in the Learn tab is crashing on start up with 4.7.4 Crash does not occur on 4.8. Tested by Patrick.D on Main CL-2498147 Pass in 4.7.5 dev. - CKC 2503383 ...

Users can create project with name of "Stack" which causes conflict with existing "Stack.h"

Users can create project with existing name of "Slack" which causes conflict with existing Slack.h. Call stack is log file. ...

[CrashReport] UE4Editor_CoreUObject!FWeakObjectPtr::Get() [weakobjectptr.cpp:81]

This is a trending crash coming out of the 4.18 release. It may be a regression. Users have not provided any descriptions of their actions when the crash occurred. Source Context 66 if (!S ...

Occasional crash when attempting to in-app purchase on Android device

App is frequently terminated with a NullPointerException when attempt to request in-app purchase. It is assumed that product information cannot be retrieved if there is no Google account logged in t ...

SceneCapture2d affects Niagara GPU particles with translucency sorting enabled

The issue comes from sorting being abled while having a scene capture actor. The enclosed 7z contains assets relevant to reproducing the issue. ...

Crash at UAnimInstance::DisplayDebug() when a montage ends

UDN case : [Link Removed] We are seeing a crash in UAnimInstance::DisplayDebug() at the following line: FString MontageEntry = FString::Printf(TEXT("%i) %s CurrSec: %s NextSec: %s W:%.2f DW:%.2f ...

Investigate render flush at SkeletalMeshComponent InitLODInfos

From UDN : we are spawning a number of characters at the same time during the game, and seeing a major framerate hitch when we do so. After the characters have been spawned, we use SetSkinnedAssetA ...

Crash upgrading a UMG project